Western Digital WD_BLACK SN7100 2TB PCIe 4.0 x4 NVMe M.2 2280
Western Digital
93 综合评分
vs
Lexar Air Portable SSD AFA Edition 512GB USB 3.2 Gen 1
Lexar
25 综合评分
买家怎么说
Western Digital WD_BLACK SN7100 2TB PCIe 4.0 x4 NVMe M.2 2280
88 满分 100 置信度中 11 条评价
用户普遍持正面评价，称赞其易于安装、性能扎实，作为额外存储可靠。有人提到价格偏高，但大多数人认为这是一次值得的升级，尤其是对于拥有1TB SSD的用户。问答确认这是全新密封、带保修的产品，但不含散热片。
优点
- 易于安装
- 性能扎实
- 可靠的额外存储
- 从1TB SSD升级的好选择
- 发货快速
缺点
- 价格偏高
- 不含散热片
Ease of setup 3
Performance 4
Reliability 3
Value for money 3
Shipping speed 1
Warranty 1
Lexar Air Portable SSD AFA Edition 512GB USB 3.2 Gen 1
暂无用户反馈
评分
Laptop
Budget
Gaming
Console
Workstation
Portable
规格
| Western Digital WD_BLACK SN7100 | Lexar Air Portable SSD AFA Edition | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2280 | External |
| Interface | PCIe 4.0 x4 | USB 3.2 Gen 1 |
| Protocol | NVMe | — |
| PCIe Generation | 4★ | — |
| External | ✗ | ✓ |
| Performance | ||
| Sequential Read (MB/s) | ||
| Sequential Write (MB/s) | ||
| Random Read (IOPS) | 无数据 | |
| Random Write (IOPS) | 无数据 | |
| Hardware | ||
| NAND | TLC★ | — |
| DRAM Cache | ✗ | — |
| Controller | WD Black SN7100 | — |
| Reliability | ||
| Endurance (TBW) | 无数据 | |
| MTBF (hours) | 无数据 | |
| Warranty (years) | 5★ | 3 |
| Features | ||
| Heatsink | ✗ | — |
| Hardware Encryption | ✗ | — |
优缺点
Western Digital WD_BLACK SN7100 2TB PCIe 4.0 x4 NVMe M.2 2280
- Strong random (96th percentile)96th %ile
- Strong social proof (95th percentile)95th %ile
- Strong speed (92nd percentile)92nd %ile
- Strong endurance (88th percentile)88th %ile
Lexar Air Portable SSD AFA Edition 512GB USB 3.2 Gen 1
- Strong affordability (68th percentile)
- Below average speed (3rd percentile)3rd %ile
- Below average random (3rd percentile)3rd %ile
- Below average feature (15th percentile)15th %ile
- Below average capacity (35th percentile)
价格
Western Digital WD_BLACK SN7100 2TB PCIe 4.0 x4 NVMe M.2 2280
Lexar Air Portable SSD AFA Edition 512GB USB 3.2 Gen 1
No current pricing available
结论
胜出: Western Digital WD_BLACK SN7100
Scores 93 overall, wins 5 of 6 usage categories and 10 of 18 specs.
