Samsung PM991 512GB PCIe 4.0 x4 NVMe M.2 2242
Samsung
46 Score global
vs
SanDisk 4TB SSD PCIe 4.0 NVMe M.2 2280
SanDisk
92 Score global
Scores
Console
Gaming
Workstation
Laptop
Budget
Portable
Spécifications
| Samsung PM991 | SanDisk 4TB SSD | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2242 | M.2 2280 |
| Interface | PCIe 4.0 x4 | PCIe 4.0 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 4 | 4 |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | Pas de données | |
| Sequential Write (MB/s) | Pas de données | |
| Random Read (IOPS) | Pas de données | |
| Random Write (IOPS) | Pas de données | |
| Hardware | ||
| NAND | TLC | TLC |
| DRAM Cache | — | ✓★ |
| Reliability | ||
| Endurance (TBW) | Pas de données | |
| MTBF (hours) | Pas de données | |
| Warranty (years) | — | 3★ |
| Features | ||
| Heatsink | — | ✓★ |
Avantages & Inconvénients
Samsung PM991 512GB PCIe 4.0 x4 NVMe M.2 2242
- Strong speed (67th percentile)
- Below average affordability (0th percentile)0th %ile
- Below average endurance (15th percentile)15th %ile
- Below average capacity (34th percentile)
SanDisk 4TB SSD PCIe 4.0 NVMe M.2 2280
- Strong random (95th percentile)95th %ile
- Strong social proof (95th percentile)95th %ile
- Strong feature (94th percentile)94th %ile
- Strong capacity (93rd percentile)93rd %ile
- Below average affordability (9th percentile)9th %ile
Verdict
Gagnant: SanDisk 4TB SSD
Scores 92 overall, wins 6 of 6 usage categories and 10 of 16 specs.