新品
Samsung PM9A1 2TB PCIe 4.0 x4 NVMe M.2 2280
Capacity 2TB
Form Factor M.2 2280
Interface PCIe 4.0 x4
Read Speed 7,000 MB/s
60 综合评分
暂无零售商最新价格
概览
优缺点
优点
- Strong random (92nd percentile) 92nd
- Strong speed (79th percentile) 79th
- Strong capacity (78th percentile) 78th
缺点
- Below average endurance (15th percentile)
- Below average feature (33rd percentile)
实测数据
性能表现
规格参数
完整规格参数
Drive
| Capacity | 2000 |
| Form Factor | M.2 2280 |
| Interface | PCIe 4.0 x4 |
| Protocol | NVMe |
| PCIe Generation | 4 |
| External | No |
Performance
| Sequential Read (MB/s) | 7000 |
| Sequential Write (MB/s) | 5200 |
| Random Read (IOPS) | 1000000 |
| Random Write (IOPS) | 850000 |
Features
| Hardware Encryption | Yes |
竞品对比
| Spec | Samsung PM9A1 | Western Digital Black SN850X | Kingston FURY Renegade G5 SFYR2S/4T0 | Crucial T500 | SanDisk WD_BLACK SN8100 | Seagate FireCuda 530R |
|---|---|---|---|---|---|---|
| Capacity | 2TB | 4TB | 4TB | 2TB | 8TB | 4TB |
| Form Factor | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 |
| Interface | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 5.0 x4 | PCIe 4.0 x4 | PCIe 5.0 x4 | PCIe 4.0 x4 |
| Seq Read | 7,000 MB/s | 7,300 MB/s | 14,800 MB/s | 7,400 MB/s | 14,900 MB/s | 7,400 MB/s |
| Nand Type | - | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | - | true | true | true | true | false |
| Endurance | - | 2400 TBW | 4000 TBW | 1200 TBW | 4800 TBW | 5050 TBW |
| Compare | Compare | Compare | Compare | Compare |
| 产品 | Speed | Random | Feature | Capacity | Endurance | 用户口碑 |
|---|---|---|---|---|---|---|
| Samsung PM9A1 | 78.9 | 92.3 | 32.8 | 78.3 | 14.5 | 37 |
| Western Digital Black SN850X Compare | 88.4 | 95.2 | 88.9 | 92.5 | 87.9 | 95.2 |
| Kingston FURY Renegade G5 SFYR2S/4T0 Compare | 99.4 | 98.7 | 90.4 | 92.5 | 93.4 | 86.8 |
| Crucial T500 Compare | 93.8 | 96.5 | 98.9 | 78.3 | 82.7 | 95.2 |
| SanDisk WD_BLACK SN8100 Compare | 98.9 | 99.1 | 97.3 | 98.1 | 80.6 | 45.2 |
| Seagate FireCuda 530R Compare | 92.5 | 96.4 | 53.3 | 92.5 | 95.6 | 77.4 |
使用场景评分
完整评测即将发布。上方的规格、评分、价格和图表始终保持最新。
