BIWIN Black Opal NV7400 512GB NVMe SSD specifications (2026)
BIWIN's Black Opal NV7400 internal SSD use PCIe M.2 4.0 x 4. Detailed characteristics of this NVMe SSD here.

Controller & Memory
BIWIN's 512GB Black Opal NV7400 NVMe SSD is powered by Maxio MAP1602A. The SSD write a data location map on DRAM No to launch a programs without delays. The Black Opal NV7400 comes equipped with Biwin 3D TLC flash memory. Internal SSD besides, available in 3 capacities: 1 TB, 4 TB and 2 TB volume sizes.
Storage Comparisons:
Black Opal NV7400 Performance & Benchmarks
BIWIN Black Opal NV7400 use PCIe M.2 4.0 x 4 with sequential write speeds 6500 MB/s, and maximum read speeds 7400 Mbps. This model has IOPS 6500000 on writing and 7400000 on reading operations.
BIWIN Black Opal NV7400 512 GB vs M.2 4.0 x 4 peers
Switch between sequential throughput and random IOPS to see how this drive stacks up against other M.2 4.0 x 4 SSDs in our database. The highlighted bar is the drive on this page — click any other bar to open that drive.
- Patriot Viper PV593 1 TB: 14,500 MB/s read, 14,000 MB/s write
- Patriot Viper PV593 2 TB: 14,500 MB/s read, 14,000 MB/s write
- Patriot Viper PV593 4 TB: 14,500 MB/s read, 14,000 MB/s write
- Patriot Viper PV573 2 TB: 14,000 MB/s read, 12,000 MB/s write
- BIWIN Black Opal NV7400 512 GB (this drive): 7,400 MB/s read, 6,500 MB/s write
BIWIN Black Opal NV7400 vs Competitors
See how the Black Opal NV7400 stacks up against other M.2 4.0 x 4 drives in our database:
Compare with rival drives:
Endurance, TBW & Warranty
BIWIN give 4 years of warranty limited by endurance 900 TBW. The Black Opal NV7400 has 2000000 million hours mean time between failure.
BIWIN Black Opal NV7400 512 GB Specifications
| Category | Value |
|---|---|
| Capacity [?] | 512 GB |
| Interface [?] | M.2 4.0 x 4 |
| Controller [?] | Maxio MAP1602A |
| Memory type [?] | Biwin 3D TLC |
| DRAM [?] | No |
| Read speed (MB/s) [?] | 7400 |
| Write speed (MB/s) [?] | 6500 |
| Read IOPS [?] | 7400000 |
| Write IOPS [?] | 6500000 |
| Endurance (TBW) [?] | 900 |
| MTBF (million hours) [?] | 2000000 |
| Warranty (years) [?] | 4 |
Verdict: Is the Black Opal NV7400 Worth It in 2026?
Black Opal NV7400 (512GB) produced by BIWIN use PCIe Gen4 that is twice faster than PCIe 3. The maximum write speed is 6500 Mbps, that is faster than has most of competitors. The SSD can write 900 TBW, that is quite well compared to nearest rivals. Weighing all these factors, our site advise to have BIWIN Black Opal NV7400 512GB for your PC.
+ Pros
- Excellent writing speed
- PCIe 4.0
- Endurance
- Cons
- Capacity
Buy this or similar SSD Storage:
Video Review
Testing My FIRST Biwin SSD! — Biwin Black Opal NV7400 2TB