15 Best Nvme SSDs Under $100, Compared
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Finding the best nvme SSDs under $100 requires looking closely at form factors, interface speeds, and storage capacities. We compared 15 products based strictly on the specifications published on their official listings.
The Addlink S20 512GB 2.5-Inch SATA SSD leads the rankings because its 512GB capacity, 3D NAND technology, and built-in SLC cache provide dependable performance for legacy drive bays. This guide helps you choose the right interface, form factor, and storage volume for your system upgrade.
Quick picks
The best fit for you
- You want to replace an older mechanical hard drive Addlink S20 512GB 2.5-Inch SATA SSD The 2.5-inch form factor and SATA III interface fit standard legacy drive bays.
- You want a dedicated operating system boot drive HP EX900 250GB PCIe NVMe M.2 SSD The 250GB capacity and 200 TBW endurance rating handle primary system installations.
- You need the fastest sequential read speeds listed SK Hynix 512GB PCIe 3.0 NVMe SSD It reaches sequential read speeds up to 3400 MB/s across a PCIe Gen3 x4 connection.
- You need portable high-speed storage for backups Inland 500GB Aluminum External SSD The external aluminum enclosure provides plug-and-play operation with transfer speeds up to 1100 MB/s.
Our 15 picks
Addlink S20 512GB 2.5-Inch SATA SSD
Best for: upgrading legacy 2.5-inch SATA hard drives
- Storage Capacity
- 512GB
- Interface
- SATA III
- Form Factor
- 2.5 inch
- Max Read Speed
- 500MB/s
- Max Write Speed
- 450MB/s
- Cache Type
- SLC Caching
The Addlink S20 512GB is an internal 2.5-inch solid-state drive built for systems using standard SATA bays. It uses 3D NAND flash memory with SLC caching, delivering sequential read speeds up to 500MB/s and sequential write speeds up to 450MB/s. If you need to replace a mechanical hard drive in a laptop, desktop, or PlayStation 4 console, this 7mm drive provides quiet operation, lower power draw, and consistent basic storage throughput.
Pros
- Up to 500MB/s read and 450MB/s write speeds
- Standard 7mm 2.5-inch form factor fits laptops and PS4 consoles
- SLC caching for sustained write responsiveness
- Three-year limited warranty coverage
Cons
- SATA III interface limits throughput compared to NVMe M.2 drives
- Lacks dedicated onboard DRAM cache
Good fit if
- You need a 2.5-inch SATA drive to replace a mechanical hard drive in a PC or PS4
- You want 512GB of solid-state storage with a standard 3-year warranty
Skip if
- You have an available M.2 slot and want faster NVMe PCIe bandwidth
- You require dedicated DRAM cache for heavy write workloads
Verdict: Addlink S20 512GB 2.5-Inch SATA SSD offers dependable SATA III performance with 3D NAND and SLC caching for traditional drive bays. It serves as a direct swap for mechanical hard drives, though it cannot match PCIe NVMe transfer rates.
HP EX900 250GB PCIe NVMe M.2 SSD
Best for: entry-level Windows PC OS boot drives
- Storage Capacity
- 250GB
- Interface
- PCIe 3.0 x4
- Form Factor
- M.2 2280
- NAND Type
- TLC
- Dimensions
- 3.46 × 0.87 × 0.09 inches
The HP EX900 is an internal M.2 2280 NVMe SSD that provides 250GB of 3D TLC NAND storage over a PCIe 3.0 x4 interface. It delivers sequential read speeds up to 2,100 Mbps and sequential write speeds up to 1,500 Mbps using an HP four-channel controller. This drive suits you if you need a compact boot drive for a standard Windows PC or compatible HP desktop.
Pros
- Sequential read speeds up to 2,100 Mbps and write speeds up to 1,500 Mbps
- 200 TBW endurance rating and 2 million hours MTBF
- HP four-channel controller with LDPC error correction
- Standard M.2 2280 form factor using 3D TLC NAND
Cons
- 250GB capacity limits overall file storage
- Not intended for use in HP workstations
Good fit if
- You need a compact 250GB boot drive for a standard Windows desktop or laptop.
- You want an M.2 PCIe 3.0 x4 SSD designed for HP PC software environments.
Skip if
- You require 500GB or more capacity for large games and applications.
- You plan to install storage into an HP workstation system.
Verdict: HP EX900 250GB PCIe 3.0 NVMe M.2 SSD delivers reliable PCIe 3.0 performance with a 200 TBW endurance rating. It functions as a focused boot drive for everyday Windows computing.
XPG SX6000 Lite 512GB NVMe SSD
Best for: ultrabook and laptop PCIe Gen3 storage upgrades
- Storage Capacity
- 512GB
- Interface
- PCIe Gen3x4, NVMe 1.3
- Max Read Speed
- 1800MB/s
- Max Write Speed
- 1200MB/s
- Form Factor
- M.2 2280
- NAND Type
- 3D NAND
The XPG SX6000 Lite 512GB is an internal M.2 2280 solid-state drive built on PCIe Gen3x4 and NVMe 1.3. It delivers sequential read speeds up to 1800MB/s and write speeds up to 1200MB/s using 3D NAND flash memory. Its single-sided layout and 0.14-inch thickness fit desktop PCs, standard laptops, and slim ultrabooks. An integrated RAID engine protects your data integrity, making it a reliable storage upgrade if you want balanced Gen3 performance.
Pros
- Sequential read speeds up to 1800MB/s and write speeds up to 1200MB/s
- Single-sided M.2 2280 form factor fits slim ultrabooks and laptops
- RAID engine support for enhanced data integrity
- PCIe Gen3x4 interface with 3D NAND flash
Cons
- Maximum read speed is limited to 1800MB/s
- Maximum write speed tops out at 1200MB/s
Good fit if
- You need a slim, single-sided M.2 2280 drive for a laptop or ultrabook.
- You want 512GB of 3D NAND storage with built-in RAID data protection.
Skip if
- You need sequential read speeds faster than 1800MB/s.
- You require more than 512GB of internal storage space.
Verdict: XPG SX6000 Lite 512GB NVMe SSD is a slim PCIe Gen3 drive that provides up to 1800MB/s read speeds and single-sided clearance for thin laptops. It delivers dependable 3D NAND storage with integrated RAID engine data protection.
Lexar NS100 512GB 2.5-Inch SATA SSD
Best for: 2.5-inch SATA hard drive replacement upgrades
- Storage Capacity
- 512GB
- Interface
- SATA III
- Form Factor
- 2.5"
- Max Read Speed
- Up to 550MB/s
- Dimensions
- 3.94 × 2.75 × 0.28 inches
- Weight
- 1.2 ounces
The Lexar NS100 512GB SATA SSD is a 2.5-inch internal solid-state drive built for desktop and laptop drive replacements. It uses a standard SATA III interface, delivering sequential read speeds up to 550MB/s along with an endurance rating of 240TBW. With shock and vibration resistance, it suits you if you need a durable drive upgrade for standard 2.5-inch drive bays without needing high-speed M.2 NVMe motherboard slots.
Pros
- Up to 550MB/s sequential read speed
- 240TBW endurance rating for 512GB capacity
- Shock and vibration resistant construction
- Standard 2.5-inch 0.28-inch slim profile
Cons
- Capped by SATA III transfer limits
- Sequential write speed not specified
Good fit if
- You need a 2.5-inch SATA drive to replace a legacy hard drive.
- You want 512GB of shock-resistant storage with 240TBW endurance.
Skip if
- You require PCIe NVMe bandwidth and transfer speeds.
- You need an M.2 2280 form factor for your system.
Verdict: Lexar NS100 512GB SATA SSD provides dependable SATA III transfer rates up to 550MB/s with 240TBW endurance. It serves as a straightforward 2.5-inch storage swap for standard desktop or laptop drive bays.
SK Hynix 512GB PCIe 3.0 NVMe SSD
Best for: high-speed PCIe 3.0 laptop and desktop upgrades
- Storage Capacity
- 512GB
- Interface
- PCIe Gen3 x4
- Max Read Speed
- 3400 MB/s
- Max Write Speed
- 2500 MB/s
- Form Factor
- M.2 2280
- Compatibility
- Laptop, Desktop
This SK Hynix drive gives you 512GB of internal storage in an M.2 2280 form factor. Operating over a PCIe Gen3 x4 interface, it delivers sequential read speeds up to 3400 MB/s and sequential write speeds up to 2500 MB/s. It suits you if you want fast Gen3 transfer rates for a compatible laptop, desktop, or ultrabook with an M.2 slot.
Pros
- Up to 3400 MB/s sequential read speed
- Up to 2500 MB/s sequential write speed
- Standard M.2 2280 form factor fits laptops and desktops
- PCIe Gen3 x4 interface support
Cons
- Capped at PCIe 3.0 speeds rather than PCIe 4.0
- 512GB capacity ceiling
- No integrated heatsink listed in specifications
Good fit if
- You need up to 3400 MB/s reads on a PCIe 3.0 system.
- You want a standard 2280 M.2 form factor for an ultrabook, laptop, or desktop.
- You require 512GB of internal solid state storage.
Skip if
- You need more than 512GB of total storage capacity.
- You require PCIe 4.0 interface throughput.
- You only have a 2.5-inch SATA drive bay available.
Verdict: SK Hynix 512GB M.2 2280 NVMe SSD delivers up to 3400 MB/s sequential reads over a PCIe Gen3 x4 connection. It is a solid 512GB internal upgrade for compatible laptops and desktops.
TEAMGROUP MP33 512GB PCIe 3.0 M.2 SSD
Best for: everyday laptop or desktop PCIe Gen3 upgrades
- Storage Capacity
- 512GB
- Interface
- PCIe Gen3x4
- Max Read Speed
- 1700 MB/s
- Max Write Speed
- 1400 MB/s
- Cache Type
- SLC Cache
- Form Factor
- M.2 2280
The TEAMGROUP MP33 is an internal M.2 2280 solid-state drive with 512GB of 3D TLC storage. It runs on a PCIe Gen3x4 interface, delivering sequential read speeds up to 1700 MB/s and write speeds up to 1400 MB/s using SLC caching. You can install it in compatible laptops or desktops. This drive suits you if you need a straightforward Gen3 upgrade for general desktop or laptop storage.
Pros
- Sequential read speeds reach up to 1700 MB/s and write speeds up to 1400 MB/s
- PCIe Gen3x4 interface featuring SLC caching technology
- Standard M.2 2280 form factor compatible with laptops and desktops
- Includes a 5-year or TBW limited warranty
Cons
- Maximum read speed is limited to 1700 MB/s
- Requires host motherboard, processor, and BIOS compatibility verification
Good fit if
- You need a 512GB M.2 2280 SSD for an Intel or AMD desktop or laptop
- You want 3D TLC NAND paired with SLC cache support
- You prefer hardware covered by a 5-year or TBW limited warranty
Skip if
- You need sequential read transfers exceeding 1700 MB/s
- You have a system whose BIOS or motherboard does not support NVMe SSDs
Verdict: TEAMGROUP MP33 512GB PCIe Gen3 M.2 SSD delivers balanced entry-level NVMe speeds of up to 1700 MB/s read and 1400 MB/s write for desktop and notebook platforms. It is a solid option for everyday storage upgrades backed by a 5-year limited warranty.
PNY CS900 500GB 2.5-Inch SATA SSD
Best for: legacy laptop and desktop 2.5-inch drive upgrades
- Storage Capacity
- 500GB
- Interface
- SATA III
- Form Factor
- 2.5"
- Max Read Speed
- 550MB/s
- Max Write Speed
- 500MB/s
- Dimensions
- 3.94 × 2.75 × 0.28 inches
The PNY CS900 500GB is a 2.5-inch internal solid-state drive built for desktops and laptops. It uses a SATA III interface, delivering sequential read speeds up to 550MB/s and sequential write speeds up to 500MB/s. It also offers backwards compatibility with older SATA II 3GB/sec connections. This drive fits your setup if you need a standard 2.5-inch drive bay replacement featuring low power consumption.
Pros
- Sequential read speeds reach up to 550MB/s
- Sequential write speeds reach up to 500MB/s
- Backwards compatible with SATA II 3GB/sec systems
- Low power consumption design
Cons
- SATA III interface tops out at 550MB/s read, below NVMe speeds
- 2.5-inch form factor requires a drive bay rather than an M.2 slot
Good fit if
- You need a 2.5-inch drive for a desktop or laptop drive bay.
- You have a system that relies on SATA III or SATA II ports.
Skip if
- You want faster M.2 NVMe transfer rates.
- You need more than 500GB of storage capacity.
Verdict: PNY CS900 500GB 2.5-Inch SATA SSD offers dependable SATA III performance with read speeds up to 550MB/s for desktop or laptop drive bays. It provides a straightforward storage swap if your system lacks M.2 slots.
Inland Pro 120GB 2.5-Inch SATA SSD 3-Pack
Best for: outfitting multiple basic PCs with boot drives
- Storage Capacity
- 120GB
- Interface
- SATA III 6Gb/s
- Form Factor
- 2.5"
- Max Read Speed
- 520MB/s
- Max Write Speed
- 410MB/s
- NAND Type
- 3D NAND
This bundle provides three separate 120GB 2.5-inch internal solid-state drives using the SATA III 6Gb/s interface. Each drive delivers sequential read speeds up to 520MB/s and sequential write speeds up to 410MB/s using 3D TLC NAND flash. If you need multiple small boot drives or replacements for older systems, this multi-pack gives you three independent drives backed by a 3-year limited warranty.
Pros
- Includes three separate 120GB 2.5-inch SATA III drives
- Sequential read speeds up to 520MB/s and write speeds up to 410MB/s
- Built with shock- and vibration-resistant 3D TLC NAND flash
- Includes a 3-year limited parts and labor warranty
Cons
- SATA III interface delivers slower transfer rates than NVMe PCIe drives
- Low 120GB per-drive capacity fills quickly with modern software
- Requires 2.5-inch drive bays and SATA cables rather than M.2 slots
Good fit if
- You need multiple low-capacity drives to refresh older computers.
- You prefer standard 2.5-inch SATA connections over M.2 slots.
- You want dedicated boot drives across several separate machines.
Skip if
- You need NVMe PCIe read and write speeds.
- You require more than 120GB of storage space on a single volume.
- You want an M.2 drive that installs directly onto your motherboard.
Verdict: Inland Pro 120GB 2.5-Inch SATA SSD 3-Pack delivers three basic SATA III drives suitable for light PC upgrades, though its transfer speeds and per-drive capacities fall well below NVMe alternatives.
Silicon Power 512GB PCIe 3.0 M.2 SSD
Best for: everyday M.2 2280 PCIe 3.0 upgrades
- Storage Capacity
- 512GB
- Interface
- PCIe Gen 3x4
- Max Read Speed
- Up to 2,200MB/s
- Max Write Speed
- Up to 1,600MB/s
- Form Factor
- M.2 2280
- Dimensions
- 3.15 × 0.87 × 0.16 inches
The Silicon Power 512GB PCIe 3.0 NVMe SSD is an internal M.2 2280 solid-state drive built for everyday storage upgrades. It uses a PCIe Gen 3x4 interface to deliver sequential read speeds up to 2,200MB/s and write speeds up to 1,600MB/s. With an endurance rating of 300 TBW, this drive suits you if you need a responsive primary drive for an M-key M.2 slot.
Pros
- Read speeds reach up to 2,200MB/s
- Write speeds reach up to 1,600MB/s
- Endurance rating of 300 TBW
- Standard M.2 2280 form factor
Cons
- Does not include an M.2 mounting screw
- Incompatible with B-key M.2 slots
- Speeds are capped at PCIe 3.0 x4 limits
Good fit if
- You have a motherboard or PC with a dedicated M-key M.2 slot.
- You want 512GB of PCIe Gen 3x4 storage rated for 300 TBW.
- You already have the necessary M.2 mounting screw from your system.
Skip if
- You need an SSD to fit a B-key socket.
- You require speeds exceeding 2,200MB/s read or 1,600MB/s write.
Verdict: Silicon Power 512GB PCIe 3.0 NVMe SSD delivers up to 2,200MB/s read speeds and 300 TBW endurance for compatible M-key sockets. It provides practical PCIe 3.0 performance for standard desktop and laptop storage upgrades.
Inland Pro 512GB 2.5-Inch SATA SSD
Best for: upgrading 2.5-inch SATA laptop and desktop bays
- Storage Capacity
- 512GB
- Interface
- SATA III 6Gb/s
- Form Factor
- 2.5" 7mm
- Max Read Speed
- Up to 520MB/s
- Max Write Speed
- Up to 450MB/s
- NAND Type
- 3D NAND
The Inland Pro is an internal 2.5-inch solid-state drive with 512GB of 3D TLC NAND storage. It connects through a SATA III interface, delivering sequential read speeds up to 520MB/s and sequential write speeds up to 450MB/s. This 7mm drive suits you if you need to upgrade an older laptop or desktop that lacks an M.2 slot and requires standard 2.5-inch bay compatibility.
Pros
- Up to 520MB/s sequential read and 450MB/s sequential write speeds
- Standard 7mm 2.5-inch form factor fits mainstream laptops and desktops
- Built with 3D TLC NAND flash memory
- Three-year limited parts and labor warranty
Cons
- SATA III speeds are limited compared to PCIe NVMe drives
- Requires a 2.5-inch bay and SATA cable rather than an M.2 slot
Good fit if
- You have a PC or laptop with a standard 2.5-inch SATA drive bay.
- You need 512GB of 3D TLC storage for everyday computing tasks.
Skip if
- You want high-speed PCIe NVMe read and write performance.
- You only have an open M.2 slot available on your motherboard.
Verdict: Inland Pro 512GB 2.5-Inch SATA SSD provides dependable SATA III speeds up to 520MB/s for legacy drive bays. It serves as a straightforward 512GB storage upgrade if your system lacks M.2 NVMe connectivity.
PNY CS1030 500GB PCIe 3.0 M.2 SSD
Best for: Everyday laptop upgrades from SATA drives
- Storage Capacity
- 500GB
- Interface
- PCIe Gen3 x4
- Max Read Speed
- Up to 2,000MB/s
- Max Write Speed
- 1,100MB/s
- Form Factor
- M.2 2280
- Dimensions
- 0.9 × 3.1 × 0.2 inches
The PNY CS1030 500GB is an internal M.2 2280 solid state drive built on the PCIe Gen3 x4 interface. It delivers sequential read speeds up to 2,000MB/s and sequential write speeds of 1,100MB/s. If you want to upgrade from slower SATA storage in your laptop or desktop, this drive suits basic boot setups with low power draw.
Pros
- Up to 2,000MB/s sequential read speed
- Standard M.2 2280 form factor on PCIe Gen3 x4
- Low power consumption for improved laptop battery life
- 5-year warranty with 24/7 US-based technical support
Cons
- Sequential write speed tops out at 1,100MB/s
- Limited to PCIe 3.0 bandwidth
Good fit if
- You need a basic PCIe Gen3 x4 upgrade from an older SATA drive.
- You want an M.2 2280 drive backed by a 5-year warranty.
- You prioritize low power draw inside a laptop.
Skip if
- You require sequential write speeds higher than 1,100MB/s.
- You need PCIe 4.0 bandwidth for demanding transfer tasks.
Verdict: PNY CS1030 500GB NVMe M.2 SSD serves as a dependable PCIe Gen3 upgrade for standard computing setups with balanced speeds and low power demands.
Sabrent Rocket Nano 512GB External SSD
Best for: pocket-sized cross-platform file transfers
- Storage Capacity
- 512GB
- Form Factor
- External
- Max Read Speed
- Up to 1000MB/s
- Material
- Aluminum
- Dimensions
- 2.71 × 1.1 × 0.47 inches
- Weight
- 2 ounces
The Sabrent Rocket Nano is a pocket-sized external solid-state drive that gives you 512GB of portable storage over a 10Gbps connection. It delivers transfer rates up to 1000MB/s in an aluminum shell measuring 2.71 inches long and weighing two ounces. It supports Windows and Mac OS without extra drivers. This drive suits you if you need compact, bus-powered storage for moving files between systems.
Pros
- Up to 1000MB/s throughput over a 10Gbps interface
- Compact aluminum enclosure weighing only 2 ounces
- Bus-powered design requires no external power adapter
- Supports TRIM, UASP, and upgradable firmware
Cons
- Peak speeds of 1000MB/s are lower than internal NVMe drives
- External form factor occupies a USB port instead of an internal M.2 slot
Good fit if
- You need portable storage that works across Windows and Mac OS without extra drivers.
- You want a lightweight, bus-powered aluminum drive for travel.
- You require transfer speeds up to 1000MB/s for external data backups.
Skip if
- You need an internal M.2 SSD to install inside a PC or laptop.
- You require more than 512GB of storage capacity on a single drive.
Verdict: Sabrent Rocket Nano 512GB External SSD provides fast 1000MB/s transfers in a lightweight aluminum enclosure. It gives you plug-and-play cross-platform storage for backups and travel.
Inland 500GB Aluminum External SSD
Best for: portable cross-platform file transfers and backups
- Storage Capacity
- 500GB
- Interface
- USB 3.2 Gen 2 Type-C
- Form Factor
- External Portable
- Max Read Speed
- Up to 1100MB/s
- Max Write Speed
- 700MB/s
- Material
- Aluminum
The Inland 500GB Portable USB-C SSD is an external solid-state drive built for high-speed file transfers on the go. Unlike internal M.2 drives on this list of 15 options, this model connects externally over USB 3.2 Gen 2 Type-C. It delivers sequential speeds up to 1100MB/s read and 700MB/s write. If you need portable storage with an aluminum shell, included cables, and plug-and-play console compatibility, this drive fits your setup.
Pros
- USB 3.2 Gen 2 interface with read speeds up to 1100MB/s and write speeds up to 700MB/s
- Shock-resistant sandblasted aluminum alloy enclosure
- Includes both USB Type-C to C and USB Type-C to A cables
- Comes with a 4-year limited parts and labor warranty
Cons
- External USB interface provides lower peak throughput than internal PCIe NVMe drives
- Limited to 500GB of storage capacity
Good fit if
- You need portable external storage compatible with Windows, Mac, PS4, or PS5.
- You want an aluminum drive that includes both USB-C and USB-A connection cables.
Skip if
- You require an internal M.2 PCIe NVMe SSD for direct motherboard installation.
- You need more than 500GB of portable data capacity.
Verdict: Inland 500GB Portable USB-C SSD delivers fast 1100MB/s external transfer speeds in a sturdy aluminum enclosure. It provides versatile plug-and-play storage across consoles and computers without opening your system.
INLAND Platinum 512GB 2.5-Inch SATA SSD
Best for: Upgrading legacy PCs with 2.5-inch drive bays
- Storage Capacity
- 512GB
- Interface
- SATA III 6Gb/s
- Form Factor
- 2.5 inch
- Max Read Speed
- 500MB/s
- Max Write Speed
- 450MB/s
- NAND Type
- 3D NAND
The INLAND Platinum 512GB 2.5-Inch SATA SSD is an internal solid-state drive built with 3D TLC NAND flash. It uses a SATA III 6Gb/s interface, offering sequential read speeds up to 500MB/s and sequential write speeds up to 450MB/s. With its 7mm profile and standard 2.5-inch form factor, it suits you if you want to swap out a traditional mechanical hard drive in a compatible desktop, notebook, or laptop.
Pros
- Sequential read speeds up to 500MB/s and write speeds up to 450MB/s
- Standard 2.5-inch form factor with a slim 7mm height
- 1,000,000 hours MTBF with a 4-year limited warranty
- Built with 3D TLC NAND flash
Cons
- SATA III interface delivers lower speeds than NVMe drives
- Sequential read speeds peak at 500MB/s
- Requires a 2.5-inch drive bay rather than an M.2 slot
Good fit if
- You need a 2.5-inch 7mm SATA drive to replace a mechanical hard drive.
- You want 512GB of 3D TLC NAND storage for a SATA-compatible laptop or desktop.
Skip if
- You have an available M.2 slot and want faster NVMe transfer rates.
- You need sequential read performance beyond 500MB/s.
Verdict: INLAND Platinum 512GB 2.5-Inch SATA SSD delivers reliable SATA III speeds and broad hardware compatibility in a slim 7mm design. It provides a straightforward drop-in storage upgrade for systems that lack an M.2 PCIe slot.
Addlink S70 Lite 512GB PCIe Gen3 M.2 SSD
Best for: PCIe 3.0 desktop and laptop gaming builds
- Storage Capacity
- 512GB
- Interface
- PCIe Gen3x4 NVMe 1.3
- Form Factor
- M.2 2280
- Max Read Speed
- 3000 MB/s
- Cache Type
- HMB, SLC Cache
- Compatibility
- Gaming
The Addlink S70 Lite is a 512GB M.2 2280 internal solid state drive built on the PCIe Gen3x4 NVMe 1.3 interface. It delivers sequential read speeds up to 3000 MB/s using 3D TLC NAND flash. The drive uses a DRAM-less layout paired with Host Memory Buffer and SLC caching for lower power consumption. It suits you if you need a responsive Gen3 drive for desktop or laptop gaming setups.
Pros
- Sequential read speeds reach up to 3000 MB/s
- PCIe Gen3x4 NVMe 1.3 interface with 3D TLC NAND
- DRAM-less design with Host Memory Buffer and SLC cache
- Low power consumption profile suitable for laptops and PCs
Cons
- Lacks dedicated onboard DRAM cache
- Sequential write speeds are not specified in the data
Good fit if
- You need up to 3000 MB/s read speeds on a PCIe 3.0 system.
- You want an M.2 2280 drive configured for low power consumption.
- You are building a gaming PC with Intel Core or AMD Ryzen processors.
Skip if
- You require an SSD with dedicated onboard DRAM cache.
- You want faster throughput from a PCIe 4.0 or Gen4 interface.
Verdict: Addlink S70 Lite 512GB PCIe Gen3 M.2 SSD provides up to 3000 MB/s sequential read speeds using 3D TLC NAND and HMB caching. It offers a capable, low-power storage option for standard PCIe 3.0 gaming rigs and laptops.
Specifications side by side
| Spec | Addlink S20 512GB 2.5-Inch SATA SSD | HP EX900 250GB PCIe NVMe M.2 SSD | XPG SX6000 Lite 512GB NVMe SSD | Lexar NS100 512GB 2.5-Inch SATA SSD | SK Hynix 512GB PCIe 3.0 NVMe SSD | TEAMGROUP MP33 512GB PCIe 3.0 M.2 SSD | PNY CS900 500GB 2.5-Inch SATA SSD | Inland Pro 120GB 2.5-Inch SATA SSD 3-Pack | Silicon Power 512GB PCIe 3.0 M.2 SSD | Inland Pro 512GB 2.5-Inch SATA SSD | PNY CS1030 500GB PCIe 3.0 M.2 SSD | Sabrent Rocket Nano 512GB External SSD | Inland 500GB Aluminum External SSD | INLAND Platinum 512GB 2.5-Inch SATA SSD | Addlink S70 Lite 512GB PCIe Gen3 M.2 SSD |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Storage Capacity | 512GB | 250GB | 512GB | 512GB | 512GB | 512GB | 500GB | 120GB | 512GB | 512GB | 500GB | 512GB | 500GB | 512GB | 512GB |
| Interface | SATA III | PCIe 3.0 x4 | PCIe Gen3x4, NVMe 1.3 | SATA III | PCIe Gen3 x4 | PCIe Gen3x4 | SATA III | SATA III 6Gb/s | PCIe Gen 3x4 | SATA III 6Gb/s | PCIe Gen3 x4 | not specified | USB 3.2 Gen 2 Type-C | SATA III 6Gb/s | PCIe Gen3x4 NVMe 1.3 |
| Form Factor | 2.5 inch | M.2 2280 | not specified | 2.5" | not specified | not specified | 2.5" | 2.5" | not specified | 2.5" 7mm | not specified | External | External Portable | 2.5 inch | M.2 2280 |
| Max Read Speed | 500MB/s | not specified | 1800MB/s | Up to 550MB/s | 3400 MB/s | 1700 MB/s | 550MB/s | 520MB/s | Up to 2,200MB/s | Up to 520MB/s | Up to 2,000MB/s | Up to 1000MB/s | Up to 1100MB/s | 500MB/s | 3000 MB/s |
| Max Write Speed | 450MB/s | not specified | 1200MB/s | not specified | 2500 MB/s | 1400 MB/s | 500MB/s | 410MB/s | Up to 1,600MB/s | Up to 450MB/s | 1,100MB/s | not specified | 700MB/s | 450MB/s | not specified |
| Cache Type | SLC Caching | not specified | not specified | not specified | not specified | SLC Cache | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | HMB, SLC Cache |
| Compatibility | not specified | not specified | not specified | not specified | Laptop, Desktop | Laptop, Desktop | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | Gaming |
| NAND Type | 3D NAND | TLC | 3D NAND | not specified | not specified | 3D NAND, TLC | not specified | 3D NAND | not specified | 3D NAND | not specified | not specified | not specified | 3D NAND | 3D NAND |
| Size | 512GB | 250GB | 512 GB | 512GB | not specified | 512GB | 500GB | 120GB x 3 | 512GB | 512GB | 500GB | 512GB | not specified | not specified | 512GB |
| Material | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | Aluminum | Aluminum | not specified | not specified |
| Dimensions | 3.94 × 2.75 × 0.28 inches | 3.46 × 0.87 × 0.09 inches | 3.15 × 0.87 × 0.14 inches | 3.94 × 2.75 × 0.28 inches | 3.15 × 0.87 × 0.12 inches | 3.15 × 0.87 × 0.15 inches | 3.94 × 2.75 × 0.28 inches | 2.75 × 3.94 × 0.28 inches | 3.15 × 0.87 × 0.16 inches | 3.94 × 2.5 × 0.27 inches | 0.9 × 3.1 × 0.2 inches | 2.71 × 1.1 × 0.47 inches | not specified | not specified | 3.2 × 0.8 × 0.2 inches |
| Weight | not specified | not specified | not specified | 1.2 ounces | not specified | 0.32 ounces | 1.9 ounces | 7.68 ounces | not specified | not specified | not specified | 2 ounces | not specified | 1.76 ounces | not specified |
| Color | S20 | Black | Black | Gray | Black | not specified | Black | 120GB x 3 | black | 512GB | Black | Pink | 500GB | Platinum-512GB | S70 Lite |
| Model | ad512GBS20S3S | 2YY43AA#ABC | ASX6000LNP-512GT-C | LNS100-512AMZN | HFS512GD9TNG 0V4RWG V4RWG | TM8FP6512G0C101 | SSD7CS900-500-RB | ce815f14-7400-4942-999b-0b41e3acff40 | P34A60 | Professional 512GB SATA SSD | M280CS1030-500-RB | SB-512-NANO-PNK | not specified | 770d472a-205c-4f26-9ac9-86a13d99abae | ad512GBS70LTM2P |
Specification Limits Across These Drives
When selecting storage Under $100, you encounter clear specification ceilings across the lineup. Maximum storage capacity peaks at 512GB, with entry options dipping to 120GB. Internal interfaces reach up to PCIe 3.0 or legacy SATA III, leaving out faster bus standards. Cache configurations rely on SLC caching or Host Memory Buffer allocations instead of dedicated memory chips. Top transfer speeds cap at 3400 MB/s on NVMe models and 550 MB/s on SATA drives, keeping throughput modest for intensive workloads.
- Storage capacity: Maximum drive size reaches 512GB, with entry models offering 120GB or 250GB.
- Interface generation: Internal bus speeds max out at PCIe 3.0, while SATA III models cap at 550 MB/s.
- Cache type: Controllers rely on SLC caching or Host Memory Buffer rather than standalone DRAM.
To manage drive operating temperatures through improved case airflow, you can compare CFM and noise specifications for a fan under 100.
How We Picked These Drives
To assemble this guide, we evaluate solid-state drives from listings that match Under $100. You see only one representative capacity or variant from each product family to make comparisons direct. Products are not physically handled. Instead, every specification and capability comes straight from the data published on the manufacturer listings.
On this page, you find products in stock first. Catalog data and stock levels update at least daily, so drives move into or out of this guide as qualifications shift relative to Under $100. This ongoing check ensures you view hardware currently aligned with the requirements.
Key Specifications To Check Before Buying
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Check The Cache Architecture
Storage drives handle write operations differently based on their internal caching architecture. Drives that feature Host Memory Buffer technology allocate a tiny fraction of your system memory to track data mapping tables. Other models use dynamic SLC caching, where multi-level cells temporarily behave like single-level cells to accelerate write transfers. If you run sustained write tasks, look for these acceleration specs. The Addlink S70 Lite pairs 3D TLC NAND with HMB caching for efficient data pacing.
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Evaluate Terabytes Written Ratings
Terabytes Written indicates the total volume of data you can write to an SSD before the underlying flash memory risks degradation. Manufacturers publish this figure as a standardized endurance rating. If you plan to use an SSD as a primary operating system drive with frequent software updates and file creation, target higher endurance specifications. A drive like the Silicon Power 512GB PCIe 3.0 M.2 SSD lists a 300 TBW rating. Comparing this metric helps you gauge drive longevity.
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Check Physical Drive Thickness
Physical dimensions dictate whether an M.2 drive fits inside thin laptops and tight motherboard slots. While standard M.2 2280 modules share an identical width of 22 millimeters and length of 80 millimeters, vertical thickness varies. Drives with double-sided layouts or pre-attached heat spreaders can exceed vertical clearance in compact laptops. The XPG SX6000 Lite measures 0.14 inches in height, maintaining a slim profile for thin laptop slots. Verify your system clearance specifications before you install any drive.
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Assess Enclosure Shell Materials
When selecting an external solid-state drive for portable backups, evaluate the construction material of the housing. Fast portable drives produce heat during continuous file transfers. Metal enclosures function as passive heatsinks, conducting thermal energy away from internal flash memory. The Sabrent Rocket Nano uses an aluminum body to dissipate heat while maintaining a compact two-ounce weight. If you move large folders regularly, prioritize aluminum designs to avoid thermal throttling.
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Match Packaging To Your Setup
Consider your specific deployment requirements when selecting drive capacities and packaging. If you maintain several office machines or test benches needing minimal boot volumes, multi-drive packages streamline hardware rollouts. The Inland Pro 120GB 2.5-Inch SATA SSD 3-Pack supplies three individual drives suited for multi-system maintenance. Conversely, single-system users benefit more from a dedicated 512GB unit. Selecting the right packaging format saves setup time across multiple machines.
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Inspect NAND Flash Cell Structure
NAND flash memory stores data across stacked layers of silicon cells. Drives commonly specify 3D NAND or triple-level cell TLC architecture. TLC stores three bits per cell, balancing storage density with stable data retention and consistent write endurance. The TEAMGROUP MP33 512GB PCIe 3.0 M.2 SSD pairs 3D TLC NAND with an SLC cache for 1400 MB/s write speeds. Reviewing NAND specifications helps you confirm stable write consistency across long-term drive usage.
Frequently asked questions
Which M.2 NVMe SSD offers the highest sequential read speed on this list?
The SK Hynix 512GB PCIe 3.0 NVMe SSD offers the highest read speed among the listed internal drives at up to 3400 MB/s. It uses an M.2 2280 form factor over a PCIe Gen3 x4 connection. In comparison, the Addlink S70 Lite provides up to 3000 MB/s, while the Silicon Power drive reaches up to 2200 MB/s.
What is the difference between TLC NAND and standard 3D NAND in these drives?
TLC NAND refers to triple-level cell technology, which stores three bits of data per cell, whereas 3D NAND indicates that memory cells are stacked vertically. Several drives specify both traits together. For instance, the TEAMGROUP MP33 and Addlink S70 Lite feature 3D TLC NAND architecture, which maximizes storage density and data management efficiency on compact M.2 2280 circuit boards.
Can you use an M.2 2280 NVMe SSD in any computer with an M.2 slot?
You can only install these drives if your motherboard M.2 slot supports the PCIe protocol and M-key interface. Drives like the Silicon Power P34A60 require an M-key socket that connects to PCIe 3.0 lanes. If your system motherboard only accepts SATA-based M.2 drives, PCIe NVMe SSDs such as the HP EX900 will not function properly in that slot.
Which listed drives provide external portable storage instead of internal mounting?
The Sabrent Rocket Nano 512GB and the Inland 500GB Portable SSD provide external storage using aluminum enclosures. They connect externally to computers or consoles rather than mounting onto a motherboard. The Sabrent drive delivers transfer speeds up to 1000MB/s, while the Inland model is rated for external transfer speeds up to 1100MB/s over USB-C.
How does endurance rating vary among the internal M.2 SSDs?
Endurance ratings vary by drive model and capacity, measured in terabytes written. On this list, the HP EX900 250GB SSD features an endurance rating of 200 TBW. The larger Silicon Power 512GB PCIe 3.0 M.2 SSD specifies a higher endurance rating of 300 TBW, allowing more cumulative data writes over the lifespan of the drive.
What hardware feature helps slim laptops accommodate M.2 storage upgrades?
A single-sided component layout allows M.2 drives to fit inside tight laptop bays without clearance issues. The XPG SX6000 Lite 512GB NVMe SSD is specifically built with single-sided clearance, keeping its height down to 0.14 inches. This low-profile physical design prevents component interference against internal notebook chassis brackets and ultrabook motherboards.
What is the write speed performance of entry-level PCIe Gen3 drives?
Entry-level PCIe Gen3 drives generally specify write speeds above standard SATA drives but below top-tier Gen3 models. For example, the TEAMGROUP MP33 512GB drive delivers up to 1400 MB/s sequential write performance alongside a 1700 MB/s sequential read rating. This write throughput easily exceeds the 550MB/s maximum transfer ceiling found on SATA III models like the Lexar NS100.