394HB 4TB SSD PCIe 4.0 x4 NVMe M.2
394HB
92 Overall Score
vs
Samsung PM981 Polaris 1TB PCIe 3.0 x4 NVMe M.2 2280
Samsung
48 Overall Score
Scores
Laptop
Gaming
Console
Workstation
Budget
Portable
Specifications
| 394HB 4TB SSD | Samsung PM981 Polaris | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 | M.2 2280 |
| Interface | PCIe 4.0 x4 | PCIe 3.0 x4 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 4★ | 3 |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | ||
| Sequential Write (MB/s) | ||
| Random Read (IOPS) | No data | |
| Random Write (IOPS) | No data | |
| Hardware | ||
| NAND | TLC★ | — |
| DRAM Cache | ✗ | — |
| Controller | E18 | — |
| Reliability | ||
| Endurance (TBW) | 50★ | — |
| MTBF (hours) | ||
| Warranty (years) | 5★ | 3 |
| Features | ||
| Heatsink | ✗ | — |
Pros & Cons
394HB 4TB SSD PCIe 4.0 x4 NVMe M.2
- Strong random (97th percentile)97th %ile
- Strong endurance (96th percentile)96th %ile
- Strong speed (93rd percentile)93rd %ile
- Strong capacity (93rd percentile)93rd %ile
- Below average affordability (7th percentile)7th %ile
Samsung PM981 Polaris 1TB PCIe 3.0 x4 NVMe M.2 2280
- Below average feature (15th percentile)15th %ile
- Below average affordability (35th percentile)
Verdict
Winner: 394HB 4TB SSD
Scores 92 overall, wins 6 of 6 usage categories and 10 of 17 specs.