BIWIN Black Opal NV7400 1TB Review (2026): A Spec-Based Look

What stands out

• Maximum read speed of 7450MB/s on PCIe 4.0 x4
• 0.5mm graphene aluminum heat sink for heat dissipation
• Host Memory Buffer (HMB) for enhanced system stability
• Compatible with laptops, desktops, and PS5 consoles

Who it fits

BIWIN NV7400 Key Specs Explained

Max Read Speed: 7450MB/s

This value indicates how fast the drive retrieves data. For you, it means shorter load times for large games and faster file transfers. It is significantly quicker than SATA SSDs, which top out around 550MB/s. When shopping, compare this against other Gen4 drives to ensure you get the highest throughput available for your workflow or gaming needs.

Max Write Speed: 6500MB/s

Write speed determines how quickly you save data to the drive. This high rate helps when exporting video projects or copying large datasets. It keeps up with the read speed to prevent bottlenecks during heavy use. Look for this figure to ensure the drive maintains performance when filling up, rather than slowing down significantly as storage fills.

Interface: PCIe 4.0 x4

This interface defines the connection standard between the drive and your motherboard. It offers double the bandwidth of PCIe 3.0, allowing for those high read and write speeds. Ensure your system supports Gen4 to realize these benefits. If you use an older Gen3 board, the drive will still work but at reduced speeds.

Storage Capacity: 1TB

This is the total usable space on the drive. One terabyte holds roughly 500 hours of HD video or dozens of large games. It is a balanced size for most users who need room for the operating system, applications, and a growing library. Consider if you need more space for future content or if this capacity suffices for your current setup.

Cache Type: Host Memory Buffer (HMB)

HMB allows the SSD to use a small portion of your system RAM as cache. This improves performance for random read and write tasks without needing a dedicated DRAM chip on the drive. It helps maintain speed during heavy workloads. When comparing drives, this feature is common in mid-range SSDs and provides good efficiency for general computing.

Design and Build Quality

According to the listing, this drive measures 3.15 inches long, 0.87 inches wide, and 0.1 inches tall. This standard M.2 2280 form factor ensures it fits into most modern desktop motherboards and gaming laptops. You do not need to worry about physical clearance issues in standard PC cases. The listing also notes that capacities up to 4 TB are available, so you can choose a larger drive if your workflow demands more space.

The listing specifies a 0.5mm graphene aluminum heat sink. This thin cooler is designed to attach directly to the drive. Graphene helps spread heat away from the NAND chips and controller. This means the drive can maintain its 7450MB/s read speeds for longer periods without thermal throttling. You get stable performance during heavy workloads like video editing or large game installations.

Inside, the drive uses 3D TLC NAND. This type of memory offers a balance of speed and endurance. The listing mentions an automated selection process for the NAND flash. This suggests consistent quality control. The drive also includes a PMIC for better power management. This component helps distribute power more efficiently. You benefit from improved energy savings and potentially longer drive durability. The combination of materials and internal components aims for reliability in high-performance environments.

Setup and everyday use

Installing this drive is straightforward for anyone with a compatible system. The listing confirms it works with laptops, desktops, and the PlayStation 5. Its M.2 2280 form factor means it fits into standard NVMe slots on modern motherboards. You simply insert the drive into an available slot and secure it. The included 0.5mm graphene aluminum heat sink helps manage thermal output, which is useful if your motherboard lacks built-in cooling for that specific slot. This passive cooling solution helps maintain stable performance during heavy workloads.

For everyday tasks, the high read and write speeds translate to quick system boot times and rapid application launches. The 7450MB/s read speed ensures large files move swiftly. The drive uses Host Memory Buffer technology, which allows it to use a small amount of your system RAM as cache. This feature helps maintain consistent performance when handling many small files or running demanding applications. It also includes Zip data compression to maximize storage efficiency.

Managing the drive is supported by the Biwin Intelligence Software. This tool lets you check health status, run performance tests, and update firmware. It also assists with data migration if you are replacing an older drive. The PMIC power management IC improves energy efficiency, which may help extend battery life in compatible laptops. Overall, the specifications suggest a drive that integrates easily into modern setups while offering robust performance for power users.

Before you buy this drive

You should verify that your motherboard has an available M.2 2280 slot supporting PCIe 4.0 x4. This drive is compatible with laptops, desktops, and the PlayStation 5, but older systems may only support PCIe 3.0, which would limit its speed. The listing includes a 0.5mm graphene aluminum heat sink. You must ensure your case or motherboard has adequate clearance for this added thickness. While the drive uses Host Memory Buffer technology to aid performance, it does not include its own DRAM cache. You will need to install the Biwin Intelligence software for firmware updates and data migration. Keep your system drivers current to maintain stability. This model sits at the high end of PCIe 4.0 options, offering speeds near 7450MB/s. It suits users who need fast storage for heavy workloads or large game libraries. If you only browse the web, a cheaper SATA SSD might suffice.

Check before you buy

• Check for an available M.2 2280 PCIe 4.0 slot on your motherboard.
• Verify your case has enough clearance for the included heat sink.
• Confirm your system supports the PS5 if you plan to use it there.
• Ensure you have space to install the management software for updates.
• Check if your workload justifies the higher performance over SATA drives.

The product at a glance

1

BIWIN NV7400 1TB PCIe 4.0 SSD

Best for: Users needing fast sequential read and write speeds

Storage Capacity

1TB

Interface

PCIe 4.0 x4

Max Read Speed

7450MB/s

Max Write Speed

6500MB/s

Cache Type

Host Memory Buffer (HMB)

Cooling

0.5mm graphene aluminium heat sink

View on Amazon: BIWIN NV7400 1TB PCIe 4.0 SSD Affiliate link

The BIWIN NV7400 is a PCIe 4.0 x4 M.2 2280 SSD with a 1TB capacity. It offers read speeds up to 7450MB/s and write speeds up to 6500MB/s. The drive includes a 0.5mm graphene aluminum heat sink to manage thermal output. It supports Host Memory Buffer (HMB) technology for stability. This drive suits users needing high sequential transfer rates for demanding workflows on desktops, laptops, or PS5 consoles.

Pros

• Maximum read speed of 7450MB/s
• Maximum write speed of 6500MB/s
• Includes 0.5mm graphene aluminum heat sink
• Supports Host Memory Buffer (HMB) technology

Cons

• Only 1TB capacity available in this variant
• Limited to PCIe 4.0 x4 interface
• No DRAM cache module listed in specifications

Good fit if

• You need fast sequential read speeds for large file transfers
• You are building a desktop or upgrading a laptop
• You want a drive compatible with PS5 expansion slots

Skip if

• You require PCIe 5.0 speeds for future-proofing
• You need more than 1TB of storage space
• You are looking for a drive with a dedicated DRAM cache

Verdict: BIWIN NV7400 1TB PCIe 4.0 SSD delivers high sequential speeds and thermal management for users who prioritize raw transfer rates over advanced caching features.

Specifications side by side

Frequently asked questions

See also

• biwin black opal nv7400 1tb alternatives
• best nvme SSDs under 30
• biwin black opal dw100 ddr5 review
• nikon black review