Western Digital WD_BLACK SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
Western Digital
94 综合评分
vs
Samsung 990 EVO Plus 2TB PCIe 4.0 x4 NVMe M.2 2280
Samsung
90 综合评分
评分
Laptop
Console
Gaming
Workstation
Budget
Portable
规格
| Western Digital WD_BLACK SN850X | Samsung 990 EVO Plus | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2280 | M.2 2280 |
| Interface | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 4 | 4 |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | ||
| Sequential Write (MB/s) | ||
| Random Read (IOPS) | ||
| Random Write (IOPS) | ||
| Hardware | ||
| NAND | TLC | TLC |
| DRAM Cache | ✓★ | ✗ |
| Controller | — | Samsung in-house Controller |
| Reliability | ||
| Endurance (TBW) | ||
| MTBF (hours) | ||
| Warranty (years) | 3 | 5★ |
| Features | ||
| Heatsink | ✓★ | ✗ |
| Hardware Encryption | — | ✓★ |
优缺点
Western Digital WD_BLACK SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
- Strong random (96th percentile)96th %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
Samsung 990 EVO Plus 2TB PCIe 4.0 x4 NVMe M.2 2280
- Strong random (96th percentile)96th %ile
- Strong social proof (95th percentile)95th %ile
- Strong endurance (86th percentile)86th %ile
- Strong speed (85th percentile)85th %ile
- Below average affordability (24th percentile)
价格
Western Digital WD_BLACK SN850X 4TB PCIe 4.0 x4 NVMe M.2 22800.144每美元得分
vs
Samsung 990 EVO Plus 2TB PCIe 4.0 x4 NVMe M.2 22800.253每美元得分
Samsung 990 EVO Plus 2TB PCIe 4.0 x4 NVMe M.2 2280 性价比高 1.8 倍
结论
胜出: Western Digital WD_BLACK SN850X
Scores 94 overall, wins 3 of 6 usage categories and 8 of 18 specs.
