Samsung PM991 256GB PCIe 3.0 x4 NVMe M.2 2242
Samsung
38 综合评分
vs
SanDisk 1TB SSD PCIe 4.0 x4 NVMe M.2 2280
SanDisk
77 综合评分
评分
Budget
Laptop
Gaming
Console
Workstation
Portable
规格
| Samsung PM991 | SanDisk 1TB SSD | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2242 | M.2 2280 |
| Interface | PCIe 3.0 x4 | PCIe 4.0 x4 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 3 | 4★ |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | 无数据 | |
| Sequential Write (MB/s) | 无数据 | |
| Random Read (IOPS) | 无数据 | |
| Random Write (IOPS) | 无数据 | |
| Hardware | ||
| NAND | — | QLC★ |
| Reliability | ||
| Endurance (TBW) | 无数据 | |
| MTBF (hours) | 无数据 | |
| Warranty (years) | — | 5★ |
| Features | ||
| Hardware Encryption | — | ✗ |
优缺点
Samsung PM991 256GB PCIe 3.0 x4 NVMe M.2 2242
- Strong affordability (82nd percentile)82nd %ile
- Strong social proof (78th percentile)
- Below average endurance (15th percentile)15th %ile
- Below average feature (15th percentile)15th %ile
- Below average capacity (18th percentile)18th %ile
SanDisk 1TB SSD PCIe 4.0 x4 NVMe M.2 2280
- Strong random (96th percentile)96th %ile
- Strong endurance (95th percentile)95th %ile
- Strong social proof (87th percentile)87th %ile
- Strong speed (87th percentile)87th %ile
- Below average feature (15th percentile)15th %ile
价格
Samsung PM991 256GB PCIe 3.0 x4 NVMe M.2 2242
No current pricing available
SanDisk 1TB SSD PCIe 4.0 x4 NVMe M.2 2280
结论
胜出: SanDisk 1TB SSD
Scores 77 overall, wins 6 of 6 usage categories and 10 of 15 specs.
