Western Digital WD_BLACK SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
Western Digital
94 综合评分
vs
Samsung 850 EVO 4TB SATA III 2.5"
Samsung
58 综合评分
买家怎么说
Western Digital WD_BLACK SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
暂无用户反馈
Samsung 850 EVO 4TB SATA III 2.5"
85 满分 100 置信度低 6 条评价
用户普遍对这款SSD感到满意，称赞其体积小、容量大、速度快。一位评论者提到需要固件更新，另一位则强调在特定用途下比HDD更具成本效益。问答确认了其轻便性和与某些Mac型号的兼容性，但不附带3.5英寸硬盘位适配器。
优点
- 体积小
- 容量大
- 速度提升
- 轻便
- 适合备份
缺点
- 需要固件更新
- 无3.5英寸硬盘位适配器
- 比HDD贵
Size 2
Capacity 1
Speed 2
Firmware update 1
Value for money 2
Compatibility 1
评分
Console
Gaming
Workstation
Budget
Laptop
Portable
规格
| Western Digital WD_BLACK SN850X | Samsung 850 EVO | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2280 | 2.5" |
| Interface | PCIe 4.0 x4 | SATA III |
| Protocol | NVMe | SATA |
| PCIe Generation | 4★ | — |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | ||
| Sequential Write (MB/s) | ||
| Random Read (IOPS) | ||
| Random Write (IOPS) | ||
| Hardware | ||
| NAND | TLC | TLC |
| DRAM Cache | ✓ | ✓ |
| Controller | — | MHX |
| 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 850 EVO 4TB SATA III 2.5"
- Strong feature (94th percentile)94th %ile
- Strong capacity (93rd percentile)93rd %ile
- Strong endurance (67th percentile)
- Strong user sentiment (65th percentile)
- Below average affordability (7th percentile)7th %ile
- Below average social proof (9th percentile)9th %ile
- Below average speed (31st percentile)
结论
胜出: Western Digital WD_BLACK SN850X
Scores 94 overall, wins 6 of 6 usage categories and 8 of 18 specs.