10 Best Nvme SSDs with DRAM Cache, Compared
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A dedicated memory buffer prevents performance slowdowns during sustained transfers, making an nvme SSD with DRAM cache a practical choice for demanding workflows. This comparison examines 10 drives based strictly on the specifications published on their listings. The Transcend 256GB M.2 SATA SSD with DRAM earns the top spot because it combines dedicated DDR3 memory with an M.2 2280 form factor for stable SATA III performance.
This guide helps you decide which bus interface, storage capacity, and cooling hardware match your motherboard slots and system requirements.
Quick picks
The best fit for you
- You need an M.2 2280 SATA drive with DRAM Transcend 256GB M.2 SATA SSD with DRAM It provides a dedicated DDR3 DRAM cache and SATA III interface in an M.2 2280 form factor.
- You need a compact 42mm M.2 SATA SSD Transcend 128GB M.2 2242 SATA SSD The drive fits small slots using its M.2 2242 form factor while retaining a dedicated DDR3 DRAM cache.
- You want a 2TB PCIe 4.0 drive for gaming Acer Predator GM7000 2TB PCIe 4.0 SSD It delivers 2TB of TLC storage on a PCIe 4.0 interface with built-in DRAM caching and PS5 compatibility.
- You want high-speed PCIe 5.0 storage with DRAM OSCOO 2TB PCIe 5.0 NVMe SSD It uses a PCIe 5.0 interface reaching speeds up to 14,000 MB/s supported by a dedicated DRAM cache.
Our 10 picks
Transcend 256GB M.2 SATA SSD with DRAM
Best for: M.2 SATA systems requiring DRAM caching
- Cache Type
- DRAM Cache (what this guide is about)
- Storage Capacity
- 256GB
- Interface
- SATA III
- Max Read Speed
- Up to 560 MB/s
- Max Write Speed
- Up to 520 MB/s
- Form Factor
- M.2 2280
The Transcend 256GB M.2 SATA SSD with DRAM Cache is an M.2 2280 internal drive built with 3D NAND flash memory. It features a dedicated DDR3 DRAM cache to shorten access times during frequent data retrieval. With a SATA III interface, it delivers sequential reads up to 560 MB/s and writes up to 520 MB/s. You will find it suitable if you need dedicated DRAM caching for an older M.2 slot that supports SATA speeds.
Pros
- Dedicated DDR3 DRAM cache shortens access times
- Sequential transfer rates up to 560 MB/s read and 520 MB/s write
- Low-Density Parity Check coding prevents data corruption
- Compact M.2 2280 form factor fits slim devices
Cons
- SATA III interface limits bandwidth compared to NVMe drives
- Base capacity is limited to 256GB
Good fit if
- You need an M.2 2280 drive with a dedicated DDR3 DRAM cache.
- You have a motherboard slot wired specifically for M.2 SATA III.
Skip if
- You require fast NVMe PCIe data transfer speeds.
- You need more than 256GB of storage space out of the box.
Verdict: Transcend 256GB M.2 SATA SSD with DRAM Cache brings dedicated DDR3 memory and dependable error correction to space-constrained systems. It delivers steady SATA III performance for devices with compatible M.2 2280 slots.
Transcend 128GB M.2 2242 SATA SSD
Best for: compact SATA-only laptops and mini-PCs
- Cache Type
- DRAM Cache (what this guide is about)
- Storage Capacity
- 128GB
- Interface
- SATA III 6Gb/s
- Max Read Speed
- Up to 560MB/s
- Max Write Speed
- 350MB/s
- Form Factor
- M.2 2242
This 128GB drive gives you a compact M.2 2242 form factor using a SATA III interface and a B+M key. Unlike many compact options, it includes dedicated DDR3 DRAM cache alongside 3D TLC NAND flash. It reaches sequential speeds up to 560MB/s read and 350MB/s write with a 70TB TBW endurance rating. It suits you if you need a tiny storage upgrade for space-constrained laptops or mini-PCs requiring SATA support.
Pros
- Dedicated DDR3 DRAM cache with SLC caching
- Compact 42mm M.2 2242 form factor
- Sequential transfer speeds up to 560MB/s read and 350MB/s write
- Endurance rating of 70TB TBW with 3D TLC NAND
Cons
- SATA III interface limited compared to NVMe speeds
- Incompatible with PCIe or NVMe-only M.2 slots
- Small 128GB capacity limit
Good fit if
- You have a compact device that requires an M.2 2242 SATA drive.
- You want an entry-level boot drive with a dedicated DRAM cache.
- You need DevSleep power-saving features in a thin-and-light laptop.
Skip if
- You need an NVMe PCIe drive for your motherboard.
- You need more storage capacity than 128GB.
- You want transfer speeds exceeding the SATA III ceiling.
Verdict: Transcend 128GB M.2 2242 SATA SSD pairs a dedicated DDR3 DRAM cache with a compact 42mm form factor and 3D TLC flash. It is an effective fit if your system specifically requires a SATA III M.2 drive rather than NVMe.
TEAMGROUP CARDEA A440 1TB PCIe 4.0 SSD
Best for: flexible cooling in PC and PS5 setups
- Cache Type
- SLC Cache, DRAM Cache (what this guide is about)
- Storage Capacity
- 1TB
- Interface
- PCIe Gen4 x4, NVMe
- Form Factor
- M.2 2280
- Max Read Speed
- 7,000 MB/s
- Max Write Speed
- 5,500 MB/s
The TEAMGROUP T-Force CARDEA A440 is an M.2 2280 PCIe 4.0 solid-state drive built with TLC 3D NAND and a Phison E18 controller. For sustained performance, it combines dedicated DRAM cache with dynamic SLC cache. You get sequential read speeds up to 7,000 MB/s and write speeds up to 5,500 MB/s. It includes both a 12.9mm aluminum heatsink and a 3.7mm graphene heatsink, making it suitable for desktop PCs or PlayStation 5 storage expansion.
Pros
- Includes both 12.9mm aluminum and 3.7mm graphene heatsinks
- Sequential speeds reach up to 7,000 MB/s read and 5,500 MB/s write
- Features dedicated DRAM cache alongside SLC caching
- Uses Phison E18 controller with 3D TLC NAND
Cons
- Tall 12.9mm aluminum heatsink requires removing the PS5 slot lid
- Sequential write speed tops out at 5,500 MB/s
Good fit if
- You want interchangeable aluminum and low-profile graphene cooling options.
- You need a PCIe 4.0 drive with dedicated DRAM cache and TLC NAND.
- You plan to expand PlayStation 5 or desktop PC storage.
Skip if
- You require sequential write speeds higher than 5,500 MB/s.
- You want to keep the PlayStation 5 slot lid closed while using the aluminum heatsink.
Verdict: TEAMGROUP T-Force CARDEA A440 1TB Heatsink SSD pairs a Phison E18 controller and DRAM cache with two swappable heatsinks for versatile thermal management. It delivers steady Gen4 speeds up to 7,000 MB/s for high-bandwidth desktop and console setups.
Acer Predator GM7000 2TB PCIe 4.0 SSD
Best for: high-speed PCIe 4.0 gaming and PS5 storage
- Cache Type
- DRAM Cache (what this guide is about)
- Storage Capacity
- 2TB
- Interface
- PCIe Gen4×4
- Form Factor
- M.2 2280
- Max Read Speed
- 7400 MB/s
- Max Write Speed
- 6700 MB/s
The Acer Predator GM7000 2TB NVMe SSD is a PCIe 4.0 internal drive designed for demanding storage setups. It pairs onboard DRAM cache with 3D TLC NAND to manage heavy workloads efficiently. You get sequential read speeds up to 7400 MB/s, sequential write speeds up to 6700 MB/s, and an included heat spreader. It suits you if you need sustained transfer performance for your gaming PC or PS5 console.
Pros
- Sequential read speeds reach up to 7400 MB/s and write speeds reach up to 6700 MB/s
- Dedicated DRAM cache paired with 3D TLC NAND flash
- Rated for up to 1300TBW endurance backed by a 5-year limited warranty
- Bundled with Biwin Intelligence software for drive cloning and data migration
Cons
- Uses PCIe 4.0 rather than newer PCIe 5.0 speeds
- Includes a basic heat spreader rather than a thick aluminum heatsink
Good fit if
- You want PCIe 4.0 read speeds up to 7400 MB/s for your PC or PS5.
- You need a 2TB M.2 2280 drive built with DRAM cache and TLC NAND.
- You require drive utilities for cloning and data migration.
Skip if
- You need the higher bandwidth capabilities of a PCIe 5.0 drive.
- You want a legacy SATA M.2 form factor with B+M keying.
Verdict: Acer Predator GM7000 2TB NVMe SSD delivers near-ceiling PCIe 4.0 transfer speeds alongside dedicated DRAM caching. It provides dependable high-end read and write capability for performance desktop PCs and PS5 storage expansion.
Fanxiang 1TB PCIe 4.0 Heatsink SSD
Best for: PS5 and PC gaming storage expansion
- Cache Type
- DRAM Cache (what this guide is about)
- Storage Capacity
- 1TB
- Interface
- PCIe 4.0
- Max Read Speed
- 7300 MB/s
- Cooling
- Heatsink
- Form Factor
- M.2
This Fanxiang drive is a 1TB PCIe 4.0 M.2 NVMe SSD equipped with a dedicated DRAM cache and an integrated heatsink. It delivers read speeds up to 7300MB/s on Windows systems and up to 5200MB/s on PlayStation 5 consoles. If you need sustained transfer performance and cooling built for gaming rigs or console storage expansion, this drive gives you high-speed Gen4 bandwidth backed by a five-year quality assurance plan.
Pros
- Dedicated DRAM cache maintains data transfer efficiency
- Read speeds reach up to 7300MB/s on Windows and 5200MB/s on PS5
- Pre-installed heatsink supports low operating temperatures
- Includes five-year quality assurance coverage
Cons
- Read speed tops out at 5200MB/s when installed in a PS5
- Pre-installed heatsink adds height to 0.39 inches
- 1TB is the only capacity listed in this configuration
Good fit if
- You need a PCIe 4.0 NVMe SSD with DRAM cache for PC or PS5 gaming
- You prefer an SSD with a pre-installed heatsink for thermal management
- You want up to 7300MB/s sequential read performance on Windows
Skip if
- You require more than 1TB of storage capacity
- You need maximum 7300MB/s speeds specifically inside a PS5 console
Verdict: Fanxiang 1TB NVMe SSD with Heatsink delivers high-speed PCIe 4.0 performance paired with a dedicated DRAM cache and built-in cooling. It serves as a practical, plug-and-play upgrade for both PC and PS5 gaming systems.
Ediloca 1TB Gen4 NVMe SSD with Heatsink
Best for: PS5 and desktop gaming storage upgrades
- Cache Type
- DRAM Cache (what this guide is about)
- Storage Capacity
- 1TB
- Interface
- PCIe Gen4 x4 NVMe 1.4
- Max Read Speed
- 7,400MB/s
- Max Write Speed
- 5,200MB/s
- Cooling
- Aluminum Heatsink
This internal M.2 2280 drive delivers PCIe 4.0 bandwidth with dedicated 1GB DRAM caching and 3D TLC flash. You get sequential read speeds up to 7,400 MB/s, write rates up to 5,200 MB/s, and a 700 TBW endurance rating. The pre-installed aluminum heatsink manages heat dissipation inside compact desktop chassis and PS5 consoles. It fits you if you require high-speed Gen4 storage with sustained controller performance.
Pros
- Up to 7,400 MB/s read and 5,200 MB/s write speeds
- 1GB dedicated DRAM cache with dynamic SLC cache
- Pre-installed aluminum heatsink for thermal control
- 700 TBW endurance rating using 3D TLC NAND
Cons
- Write speed capped at 5,200 MB/s
- Integrated heatsink limits clearance in thin laptop slots
Good fit if
- You need 7,400 MB/s read speeds for PS5 or desktop gaming.
- You want an integrated aluminum heatsink for heat dissipation.
- You prefer a 1TB drive with dedicated 1GB DRAM caching.
Skip if
- You require write speeds higher than 5,200 MB/s.
- You need a bare M.2 card for space-restricted laptop bays.
Verdict: Ediloca 1TB Gen4 NVMe SSD with Heatsink pairs fast 7,400 MB/s reads with dedicated 1GB DRAM caching. Its integrated aluminum cooler and 700 TBW rating make it a practical upgrade for PS5 and desktop builds.
KLEVV CRAS C930 2TB Heatsink NVMe SSD
Best for: PS5 storage expansion and Gen4 desktop gaming
- Cache Type
- DRAM Cache (what this guide is about)
- Storage Capacity
- 2TB
- Interface
- PCIe Gen4x4
- Form Factor
- M.2 2280
- Max Read Speed
- 7,400 MB/s
- Max Write Speed
- 6,800 MB/s
The KLEVV CRAS C930 is a 2TB PCIe 4.0 NVMe M.2 2280 SSD built with an embedded DRAM cache buffer and 3D NAND flash. You get sequential read speeds up to 7,400 MB/s and sequential write speeds up to 6,800 MB/s. It includes a flat-fin aluminum heatsink engineered to fit the PlayStation 5 storage expansion slot. This drive suits you if you need fast, sustained Gen4 storage for gaming consoles or desktop systems.
Pros
- Embedded DRAM cache buffer for handling active data transfers
- Sequential read speeds up to 7,400 MB/s and write speeds up to 6,800 MB/s
- Includes flat-fin aluminum heatsink compatible with PlayStation 5 slots
- Standard M.2 2280 PCIe Gen4x4 interface using NVMe 1.4
Cons
- Write speed of 6,800 MB/s is lower than its 7,400 MB/s read speed
- Exact numerical TBW rating is omitted from the provided specifications
Good fit if
- You want a 2TB Gen4 SSD with a DRAM cache for PS5 or desktop gaming.
- You need sequential read rates that reach up to 7,400 MB/s.
- You want an included aluminum heatsink designed for thermal management.
Skip if
- You want PCIe 5.0 interface speeds exceeding 7,400 MB/s.
- You require an exact published TBW endurance figure before buying.
Verdict: KLEVV CRAS C930 2TB Heatsink NVMe SSD pairs 7,400 MB/s read rates with an embedded DRAM buffer and a console-ready aluminum heatsink. It serves as a balanced PCIe 4.0 storage solution for PlayStation 5 or PC installations.
TEAMGROUP T-Force GA PRO 2TB PCIe 5.0 SSD
Best for: PCIe 5.0 motherboards needing DRAM-cached 2TB storage
- Cache Type
- SLC Cache, DRAM Cache (what this guide is about)
- Storage Capacity
- 2TB
- Interface
- PCIe Gen5x4
- Form Factor
- M.2 2280
- Max Read Speed
- 10,000 MB/s
- Max Write Speed
- 8,500 MB/s
The TEAMGROUP T-Force GA PRO is an M.2 2280 solid-state drive built on a PCIe 5.0 interface. For storage workloads, it combines 3D TLC NAND flash with dedicated DRAM and SLC cache systems to manage write performance. It includes a thin graphene heatsink for temperature regulation and supports multi-core processing. This unit fits your setup if you require a 2TB Gen5 drive with hardware caching for modern motherboard slots.
Pros
- PCIe 5.0 interface in a standard M.2 2280 form factor
- Equipped with dedicated DRAM cache and SLC cache
- Uses 3D TLC NAND flash memory
- Integrated graphene heatsink for heat dissipation
Cons
- Lineup capacity tops out at 2TB
- Sequential read and write speeds are unspecified in official data
Good fit if
- You have a system with a PCIe 5.0 M.2 slot.
- You need a 2TB drive with dedicated DRAM and SLC caching.
Skip if
- You need a capacity larger than 2TB.
- You want published sequential transfer speeds before buying.
Verdict: TEAMGROUP T-Force GA PRO 2TB PCIe 5.0 SSD delivers Gen5 bus performance backed by TLC memory and DRAM caching. Its slim graphene heatsink and hardware cache make it a capable fit for PCIe 5.0 motherboards.
OSCOO 2TB PCIe 5.0 NVMe SSD
Best for: PCIe 5.0 systems needing maximum sequential bandwidth
- Cache Type
- DRAM Cache (what this guide is about)
- Storage Capacity
- 2TB
- Interface
- PCIe Gen5 x4
- Max Read Speed
- Up to 14,000 MB/s
- Max Write Speed
- 13,000 MB/s
- Cooling
- Graphene Heatsink
The OSCOO 2TB PCIe 5.0 NVMe SSD provides top-tier sequential speeds up to 14,000 MB/s read and 13,000 MB/s write. It features dedicated DRAM cache paired with 3D TLC NAND and a 5nm controller to sustain fast data transfers. If you have a compatible PCIe Gen5 motherboard slot and need high-speed throughput for 3D rendering, video editing, or heavy gaming workflows, this 2TB drive offers extreme bandwidth.
Pros
- Up to 14,000 MB/s read and 13,000 MB/s write speeds
- Onboard DRAM cache with 3D TLC NAND flash
- PCIe Gen5 x4 interface with 5nm controller
- Hardware-level AES-256 data encryption
Cons
- Height of 0.35 inches with heatsink limits fit in tight spaces
- Requires a PCIe 5.0 slot to reach maximum rated speeds
Good fit if
- You have a PCIe 5.0 motherboard slot ready for maximum bandwidth.
- You need high sustained speeds for video editing or 3D rendering.
- You want dedicated DRAM caching combined with 3D TLC NAND.
Skip if
- You only have PCIe 3.0 or PCIe 4.0 slots and cannot utilize Gen5 throughput.
- You need an ultra-thin drive for a compact laptop slot without heatsink clearance.
Verdict: OSCOO 2TB PCIe 5.0 NVMe SSD delivers blistering Gen5 speeds up to 14,000 MB/s paired with dedicated DRAM cache. It is a capable choice if your system supports PCIe 5.0 expansion.
INLAND Gaming Performance Plus 1TB SSD with Heatsink
Best for: PS5 storage expansion and desktop gaming
- Cache Type
- DRAM Cache (what this guide is about)
- Storage Capacity
- 1TB
- Interface
- PCIe Gen4 x4
- Form Factor
- M.2 2280
- Max Read Speed
- 7,000MB/s
- Max Write Speed
- 5,500MB/s
View on Amazon: INLAND Gaming Performance Plus 1TB SSD with Heatsink
The INLAND Gaming Performance Plus is a PCIe 4.0 NVMe M.2 2280 SSD equipped with a dedicated DRAM cache and an E18 controller. It pairs 176-layer 3D TLC NAND flash with an aluminum heatsink designed for PS5 consoles and desktop PCs. You get sequential read speeds up to 7,000 MB/s and write speeds up to 5,500 MB/s, backed by a 700 TBW endurance rating and a 6-year warranty.
Pros
- Up to 7,000 MB/s sequential read and 5,500 MB/s sequential write speeds
- Phison E18 controller paired with DRAM cache and 176-layer 3D TLC NAND
- Pre-installed aluminum heatsink compatible with PlayStation 5 consoles
- High 700 TBW endurance rating paired with a 6-year limited warranty
Cons
- Sequential write speed tops out at 5,500 MB/s
- Pre-installed heatsink may not fit in tight laptop or tablet slots
Good fit if
- You need a PCIe 4.0 SSD with a pre-fitted heatsink for a PlayStation 5 console.
- You want a drive with an onboard DRAM cache and an E18 controller for consistent speeds.
- You prioritize long-term endurance backed by a 700 TBW rating and 6-year warranty.
Skip if
- You need a bare M.2 drive for an ultrabook or compact laptop.
- You require sequential write speeds higher than 5,500 MB/s.
Verdict: INLAND Gaming Performance Plus 1TB SSD with Heatsink delivers high-bandwidth PCIe 4.0 transfers alongside a dedicated DRAM cache and robust cooling. It provides dependable sustained performance for PlayStation 5 expansion and desktop gaming rigs.
Specifications side by side
| Spec | Transcend 256GB M.2 SATA SSD with DRAM | Transcend 128GB M.2 2242 SATA SSD | TEAMGROUP CARDEA A440 1TB PCIe 4.0 SSD | Acer Predator GM7000 2TB PCIe 4.0 SSD | Fanxiang 1TB PCIe 4.0 Heatsink SSD | Ediloca 1TB Gen4 NVMe SSD with Heatsink | KLEVV CRAS C930 2TB Heatsink NVMe SSD | TEAMGROUP T-Force GA PRO 2TB PCIe 5.0 SSD | OSCOO 2TB PCIe 5.0 NVMe SSD | INLAND Gaming Performance Plus 1TB SSD with Heatsink |
|---|---|---|---|---|---|---|---|---|---|---|
| Storage Capacity | 256GB | 128GB | 1TB | 2TB | 1TB | 1TB | 2TB | 2TB | 2TB | 1TB |
| Interface | SATA III | SATA III 6Gb/s | PCIe Gen4 x4, NVMe | PCIe Gen4×4 | PCIe 4.0 | PCIe Gen4 x4 NVMe 1.4 | PCIe Gen4x4 | PCIe Gen5x4 | PCIe Gen5 x4 | PCIe Gen4 x4 |
| Form Factor | not specified | not specified | M.2 2280 | M.2 2280 | not specified | not specified | M.2 2280 | M.2 2280 | not specified | M.2 2280 |
| Max Read Speed | Up to 560 MB/s | Up to 560MB/s | 7,000 MB/s | 7400 MB/s | 7300 MB/s | 7,400MB/s | 7,400 MB/s | 10,000 MB/s | Up to 14,000 MB/s | 7,000MB/s |
| Max Write Speed | Up to 520 MB/s | 350MB/s | 5,500 MB/s | 6700 MB/s | not specified | 5,200MB/s | 6,800 MB/s | 8,500 MB/s | 13,000 MB/s | 5,500MB/s |
| Cache Type | DDR3 DRAM Cache | DDR3 DRAM cache, SLC caching | DRAM, SLC Cache | DRAM cache | DRAM | 1GB DRAM, Dynamic SLC Cache | DRAM cache | DRAM SLC Cache | DRAM | DRAM cache |
| Cooling | not specified | not specified | Graphene & Aluminum Heatsink | Customized heat spreader | Heatsink | Aluminum Heatsink | Aluminum Heatsink | Graphene Heatsink | Graphene Heatsink | Aluminum heatsink |
| Compatibility | not specified | not specified | not specified | PS5 | PS5 | PS5, Gaming | PS5, Gaming | not specified | not specified | PS5, Gaming |
| NAND Type | not specified | not specified | 3D NAND, TLC | 3D NAND, TLC | not specified | TLC | not specified | TLC | not specified | 3D NAND, TLC |
| Size | 256GB | 128GB | 1TB | 2TB | 1TB | 1TB | 2TB | 2TB | 2TB | 1TB |
| Material | not specified | not specified | Aluminum | not specified | not specified | not specified | not specified | not specified | not specified | not specified |
| Dimensions | 3.15 × 0.87 × 0.14 inches | 1.65 × 0.87 × 0.14 inches | 19.7 × 19.7 × 11 inches | not specified | 3.15 × 0.87 × 0.39 inches | not specified | not specified | not specified | 3.15 × 0.87 × 0.35 inches | not specified |
| Weight | not specified | not specified | 1.62 ounces | not specified | 0.99 ounces | not specified | not specified | 0.8 ounces | not specified | not specified |
| Length | not specified | not specified | not specified | 1.24 inches | not specified | not specified | not specified | not specified | not specified | not specified |
| Height | not specified | not specified | not specified | 0.34 inches | not specified | not specified | not specified | not specified | not specified | not specified |
| Color | Green | Green | A440 | Black | not specified | Black | C930 | not specified | Blue | With Heatsink Compatible with PS5 |
| Model | TS256GMTS830S | TS128GMTS430S | TM8FPZ001T0C327 | BL.9BWWR.106 | S770 | EN855 | K02TBM2SP0-C93 | TM8FFJ002T0C129 | ON2000PRO | a897e2b2-bc23-44cc-a3d9-4dff512d4c0f |
Is a DRAM Cache Worth It for Your SSD?
A dedicated DRAM cache equips your SSD with onboard memory, such as DDR3 or a 1GB cache buffer. This hardware cache works alongside 3D TLC flash and SLC caching to deliver steady transfer rates. It maintains high-end read and write capability up to 7,400 MB/s on PCIe 4.0 or up to 14,000 MB/s on PCIe 5.0. If you run intensive desktop gaming setups or need PS5 storage expansion, dedicated DRAM provides dependable sustained operation across SATA III and high-bandwidth NVMe drives.
Worth it if
- You need dependable sustained read and write speeds for desktop gaming or PS5 storage expansion.
- You transfer data on high-bandwidth PCIe 4.0 or PCIe 5.0 systems reaching up to 14,000 MB/s.
- You want dedicated DDR3 memory to maintain steady performance in M.2 SATA III devices.
Skip it if
- You do not need sustained read and write capability for gaming rigs or PS5 expansion.
- Your system cannot accommodate M.2 2280 or M.2 2242 form factors.
If you need thermal management, see our list of best heatsinks for m 2 SSD.
How We Selected These Drives
You find 10 drives in this guide selected specifically for dedicated DRAM caching. A product is included when its listing states the DRAM cache feature in the title or feature list. Every specification comes directly from published details, and we show only one size or variant per product family. Products are not physically handled.
On this page, you see products in stock first. This layout keeps available hardware ready for your build without guesswork. The guide relies solely on published attributes, covering interfaces from SATA III to PCIe 5.0 across M.2 form factors. Availability updates at least daily so you always see current stock.
How to Choose the Right DRAM SSD
-
Verify Physical M.2 Length
Check your device clearance and slot dimensions before selecting a drive. Most desktop motherboards and standard installations use the M.2 2280 form factor, which measures 80 millimeters in length. Compact laptops and small handheld enclosures often require shorter modules, such as the M.2 2242 size found on the Transcend 128GB M.2 2242 SATA SSD. A 42mm card fits smaller mounting spaces, but it will not reach the screw mount on a dedicated 80mm-only slot without an adapter bracket.
-
Plan for Heatsink Clearance
High-speed solid-state drives generate heat during continuous transfers, prompting manufacturers to include aluminum coolers or slim thermal spreaders. If you are upgrading a tight laptop or an ultrabook, pre-installed bulky thermal modules might prevent the case from closing properly. Desktop and console users benefit directly from integrated cooling hardware. For instance, the TEAMGROUP CARDEA A440 1TB SSD includes swappable heatsinks to fit varied enclosures. Measure the internal height of your installation bay to confirm the heatsink fits before mounting the card.
-
Match Bus Generation Speeds
Match your drive purchase to the PCIe generation your motherboard supports to avoid paying for bandwidth you cannot access. Gen4 drives top out around 7,000 to 7,400 MB/s, while PCIe 5.0 hardware pushes sequential rates substantially higher. The OSCOO 2TB PCIe 5.0 NVMe SSD lists read speeds up to 14,000 MB/s, but reaching that rate requires an active PCIe 5.0 M.2 socket. Installing a Gen5 SSD into a Gen4 slot limits throughput to the older standard ceiling.
-
Confirm Console Storage Requirements
If you are upgrading a gaming console like the PS5, check compatibility specifications directly on the product sheet. Sony requires an M.2 NVMe SSD using PCIe 4.0, paired with an effective thermal solution that fits the internal expansion bay. Drives like the KLEVV CRAS C930 2TB SSD come engineered specifically with console compatibility and integrated heatsinks. Installing an incompatible form factor or an interface like SATA will result in the console failing to detect the drive during hardware startup.
-
Review NAND Endurance Ratings
Check the flash type and published Terabytes Written (TBW) metric if your setup handles heavy daily write workloads. Drives with 3D TLC NAND balance performance with sustained durability across repeated write cycles. The Ediloca 1TB Gen4 NVMe SSD lists a 700 TBW endurance rating, detailing how much data you can safely write before the flash memory degrades. Comparing TBW figures helps you determine whether a given drive fits regular gaming storage or write-intensive file editing tasks.
-
Select the Target Capacity
Match the drive storage volume to the software you run. Compact sizes like 128GB or 256GB work best as dedicated boot disks or secondary utility drives in older machines. Modern gaming setups and large creative asset libraries require 1TB or 2TB capacities to handle modern file sizes comfortably. Choosing a high-capacity option like the Acer Predator GM7000 2TB SSD ensures you have adequate space for primary operating systems alongside multiple contemporary games without frequently clearing space.
Frequently asked questions
Does a DRAM cache improve SSD read and write speeds?
Yes, a DRAM cache accelerates data mapping lookups, helping the SSD maintain fast and consistent transfer rates. The onboard DRAM stores the drive lookup table, allowing the controller to find physical data addresses without searching the slower NAND flash. Drives like the OSCOO 2TB reach sequential read speeds of up to 14,000 MB/s over PCIe 5.0, while models like the Ediloca 1TB utilize a dedicated 1GB DRAM buffer to sustain up to 7,400 MB/s reads.
Can you install an NVMe SSD with DRAM into a PlayStation 5?
Yes, you can install compatible PCIe 4.0 M.2 NVMe SSDs with DRAM cache into a PS5 console. Several listed options specifically feature PS5 compatibility along with pre-installed cooling. The Acer Predator GM7000 2TB, Fanxiang 1TB, and KLEVV CRAS C930 2TB all list PS5 support. Built-in heatsinks on drives like the Ediloca 1TB or INLAND Gaming Performance Plus 1TB help regulate operating temperatures inside the console storage bay.
What is the difference between SLC caching and DRAM caching?
SLC caching accelerates temporary write bursts, whereas DRAM caching provides dedicated volatile memory to hold the drive mapping tables. SLC caching treats TLC flash blocks as single-level cells for brief write surges. DRAM caching uses separate memory chips to keep translation maps instantly accessible. Drives such as the TEAMGROUP CARDEA A440 and TEAMGROUP T-Force GA PRO combine both SLC caching and dedicated DRAM buffers to optimize data handling across tasks.
Do all M.2 SSDs with DRAM use the NVMe protocol?
No, some M.2 SSDs featuring dedicated DRAM caches use the older SATA III interface instead of NVMe. While drives like the OSCOO 2TB or Acer Predator GM7000 operate across PCIe NVMe channels, models like the Transcend TS256GMTS830S rely on SATA III. You must check whether your motherboard slot supports SATA or PCIe signals, because SATA M.2 drives communicate at different maximum bandwidth ceilings than NVMe devices.
Why do high-speed PCIe 5.0 DRAM SSDs include heatsinks?
High-speed PCIe 5.0 SSDs produce considerable heat during operation, requiring heatsinks to prevent thermal throttling. Faster bus bandwidth pushes controller activity higher. For example, the OSCOO 2TB operates on PCIe 5.0 with speeds up to 14,000 MB/s and includes an integrated heatsink. Similarly, the TEAMGROUP T-Force GA PRO 2TB pairs its Gen5 transfer capabilities and DRAM cache with a graphene heatsink to manage component temperatures effectively.
What controller type does an SSD like the TEAMGROUP CARDEA A440 use?
The TEAMGROUP CARDEA A440 1TB SSD uses a Phison E18 controller paired with dedicated DRAM cache. This controller orchestrates high-speed transfers across the PCIe 4.0 interface, enabling read speeds reaching up to 7,000 MB/s. The drive also includes swappable heatsink options made of aluminum to assist the Phison controller and 3D TLC NAND in dissipating thermal energy during sustained desktop or console workloads.
How does TLC flash work alongside a DRAM cache?
TLC flash stores three bits of data per cell, while the DRAM cache tracks where those bits reside. Storing multiple bits per cell increases capacity but makes location mapping complex. Drives such as the KLEVV CRAS C930, Ediloca 1TB, and INLAND Gaming Performance Plus combine 3D TLC NAND with dedicated DRAM buffers. This arrangement lets the SSD controller update addresses quickly without wearing down the TLC cells with extra mapping writes.