394HB 4TB SSD PCIe 4.0 x4 NVMe M.2
Western Digital WD Black SN770M 2TB PCIe 4.0 x4 NVMe M.2 2230
Scores
Specifications
| 394HB 4TB SSD | Western Digital WD Black SN770M | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 | M.2 2230 |
| 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) | No data | |
| Random Read (IOPS) | No data | |
| Random Write (IOPS) | No data | |
| Hardware | ||
| NAND | TLC | TLC |
| DRAM Cache | ✗ | — |
| Controller | E18 | — |
| Reliability | ||
| Endurance (TBW) | ||
| MTBF (hours) | No data | |
| Warranty (years) | 5 | 5 |
| Features | ||
| Heatsink | ✗ | — |
Pros & Cons
394HB 4TB SSD PCIe 4.0 x4 NVMe M.2
- Strong random (97th percentile)97th %ile
- Strong speed (93rd percentile)93rd %ile
- Strong capacity (93rd percentile)93rd %ile
- Strong social proof (78th percentile)
- Below average affordability (7th percentile)7th %ile
Western Digital WD Black SN770M 2TB PCIe 4.0 x4 NVMe M.2 2230
- Strong endurance (83rd percentile)83rd %ile
- Strong capacity (79th percentile)
- Strong speed (73rd percentile)
- Below average affordability (13th percentile)13th %ile
Pricing
394HB 4TB SSD PCIe 4.0 x4 NVMe M.2
Western Digital WD Black SN770M 2TB PCIe 4.0 x4 NVMe M.2 2230
No current pricing available
Verdict
Scores 82 overall, wins 6 of 6 usage categories and 6 of 17 specs.