394HB 4TB SSD PCIe 4.0 x4 NVMe M.2
394HB
82 Overall Score
vs
Western Digital SN740 256GB PCIe 4.0 x4 NVMe M.2 2230
Western Digital
42 Overall Score
Scores
Laptop
Gaming
Console
Budget
Workstation
Portable
Specifications
| 394HB 4TB SSD | Western Digital SN740 | |
|---|---|---|
| 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) | No data | |
| Sequential Write (MB/s) | No data | |
| Random Read (IOPS) | No data | |
| Random Write (IOPS) | No data | |
| Hardware | ||
| NAND | TLC★ | — |
| DRAM Cache | ✗ | — |
| Controller | E18 | — |
| Reliability | ||
| Endurance (TBW) | 50★ | — |
| MTBF (hours) | No data | |
| Warranty (years) | 5★ | 2 |
| 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 SN740 256GB PCIe 4.0 x4 NVMe M.2 2230
- Strong affordability (89th percentile)89th %ile
- Strong speed (68th percentile)
- Below average feature (15th percentile)15th %ile
- Below average capacity (18th percentile)18th %ile
Verdict
Winner: 394HB 4TB SSD
Scores 82 overall, wins 5 of 6 usage categories and 9 of 17 specs.