BIWIN Black Opal NV7400 2TB PCIe 4.0 x4 NVMe M.2 2280
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
What Buyers Say
BIWIN Black Opal NV7400 2TB PCIe 4.0 x4 NVMe M.2 2280
Users are overwhelmingly positive about this SSD, praising its fast read/write speeds, easy installation, and good value for money. It works well as a PS5 storage drive and in gaming PCs, with several noting it performs close to more expensive PCIe 5.0 drives. Minor criticisms include a relatively high price for 1TB and the brand being less established, but overall satisfaction is high.
Pros
- Fast read/write speeds
- Easy installation
- Good value for money
- Works with PS5
- Single-sided design
Cons
- Pricey for 1TB capacity
- Brand less established
- No bundled software
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
The WD Black SN850X is highly praised for its blazing speed, reliability, and value, often compared favorably to pricier alternatives like Samsung and Solidigm. Users report excellent performance in gaming (especially PS5) and general use, with a few concerns about potential issues mitigated by firmware updates. Overall, it's seen as a top-tier NVMe drive, especially when on sale.
Pros
- Blazing fast speeds
- Excellent value for money
- Reliable high-capacity storage
- Great for PS5
- Easy installation
Cons
- Potential firmware issues
- No heatsink included
- Pricey when not on sale
Scores
Specifications
| BIWIN Black Opal NV7400 | Western Digital Black SN850X | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2280 | M.2 2280 |
| Interface | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 4 | 4 |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | ||
| Sequential Write (MB/s) | ||
| Random Read (IOPS) | ||
| Random Write (IOPS) | ||
| Hardware | ||
| NAND | TLC | TLC |
| DRAM Cache | ✗ | ✓★ |
| Controller | — | WD 20-82-20035-B1 |
| Reliability | ||
| Endurance (TBW) | No data | |
| MTBF (hours) | No data | |
| Warranty (years) | — | 5★ |
| Features | ||
| Heatsink | ✓★ | ✗ |
| Hardware Encryption | — | ✗ |
Pros & Cons
BIWIN Black Opal NV7400 2TB PCIe 4.0 x4 NVMe M.2 2280
- Strong user sentiment (95th percentile)95th %ile
- Strong random (93rd percentile)93rd %ile
- Strong speed (90th percentile)90th %ile
- Strong feature (79th percentile)
- Below average endurance (15th percentile)15th %ile
- Below average affordability (27th percentile)
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
- Strong random (96th percentile)96th %ile
- Strong social proof (95th percentile)95th %ile
- Strong user sentiment (95th percentile)95th %ile
- Strong capacity (93rd percentile)93rd %ile
- Below average affordability (11th percentile)11th %ile
Verdict
Scores 99 overall, wins 6 of 6 usage categories and 8 of 18 specs.