Samsung 990 PRO 1TB PCIe 4.0 x4 NVMe M.2 2280
Western Digital WD Blue 250GB PCIe 3.0 x4 NVMe M.2 2280
买家怎么说
Samsung 990 PRO 1TB PCIe 4.0 x4 NVMe M.2 2280
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Western Digital WD Blue 250GB PCIe 3.0 x4 NVMe M.2 2280
大多数用户对这款SSD感到满意,称赞其安装简便、速度快、性价比高。然而,一位用户报告称,在轻度使用六个月后,驱动器出现故障;另一位用户指出,由于使用了更便宜的NAND,当缓存满时性能会大幅下降。总体而言,这是一款可靠的预算选择,虽然不是市场上最快的。
优点
- 安装简便
- 速度快
- 性价比高
- 良好的性能价格比
- 作为启动盘可靠
缺点
- 六个月后驱动器故障
- 缓存满时性能下降
- 使用更便宜的NAND
评分
规格
| Samsung 990 PRO | Western Digital WD Blue | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2280 | 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) | ||
| Random Write (IOPS) | ||
| Hardware | ||
| NAND | TLC | TLC |
| DRAM Cache | ✓★ | ✗ |
| Controller | Samsung | — |
| Reliability | ||
| Endurance (TBW) | ||
| MTBF (hours) | ||
| Warranty (years) | 5★ | — |
| Features | ||
| Heatsink | ✓★ | — |
| Hardware Encryption | ✓★ | — |
优缺点
Samsung 990 PRO 1TB PCIe 4.0 x4 NVMe M.2 2280
- Strong social proof (100th percentile)100th %ile
- Strong feature (99th percentile)99th %ile
- Strong random (97th percentile)97th %ile
- Strong speed (93rd percentile)93rd %ile
Western Digital WD Blue 250GB PCIe 3.0 x4 NVMe M.2 2280
- Strong social proof (87th percentile)87th %ile
- Strong random (77th percentile)
- Strong affordability (72nd percentile)
- Strong endurance (71st percentile)
- Below average capacity (12th percentile)12th %ile
- Below average user sentiment (29th percentile)
结论
Scores 90 overall, wins 6 of 6 usage categories and 11 of 18 specs.