新品
Samsung PM9A1 256GB PCIe 4.0 x4 NVMe M.2 2280
Capacity 256GB
Form Factor M.2 2280
Interface PCIe 4.0 x4
Read Speed 6,400 MB/s
NAND TLC
54 综合评分
价格 US$97
概览
优缺点
优点
- Strong random (88th percentile) 88th
- Strong affordability (83rd percentile) 83rd
- Strong speed (75th percentile) 75th
缺点
- Below average capacity (18th percentile)
实测数据
性能表现
规格参数
完整规格参数
Drive
| Capacity | 256 |
| Form Factor | M.2 2280 |
| Interface | PCIe 4.0 x4 |
| Protocol | NVMe |
| PCIe Generation | 4 |
| External | No |
Performance
| Sequential Read (MB/s) | 6400 |
| Sequential Write (MB/s) | 2700 |
| Random Read (IOPS) | 500000 |
| Random Write (IOPS) | 600000 |
Hardware
| NAND | TLC |
Reliability
| Warranty (years) | 2 |
竞品对比
| Spec | Samsung PM9A1 | Crucial T500 CT1000T500SSD5 | MSI SPATIUM M480 PRO | Corsair MP700 Elite | Western Digital WD Blue SN5100 | Kingston Fury Renegade SFYRSK/1000G |
|---|---|---|---|---|---|---|
| Capacity | 256GB | 1TB | 1TB | 1TB | 1TB | 1TB |
| Form Factor | M.2 2280 | M.2 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 |
| Interface | PCIe 4.0 x4 | PCIe 4.0 | PCIe 4.0 x4 | PCIe 5.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Seq Read | 6,400 MB/s | 7,300 MB/s | 7,400 MB/s | 10,000 MB/s | 7,100 MB/s | 7,300 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | - | true | true | false | false | true |
| Endurance | - | 600 TBW | 3000 TBW | 600 TBW | 600 TBW | 1000 TBW |
| Compare | Compare | Compare | Compare | Compare |
| 产品 | Speed | Random | Feature | Capacity | Endurance | 用户口碑 | Affordability |
|---|---|---|---|---|---|---|---|
| Samsung PM9A1 | 75.3 | 87.6 | 53.6 | 17.9 | 36 | 40.2 | 82.8 |
| Crucial T500 CT1000T500SSD5 Compare | 91.3 | 96.7 | 98.9 | 55.5 | 83 | 95.4 | 51.5 |
| MSI SPATIUM M480 PRO Compare | 94 | 81.1 | 94 | 55.5 | 98.8 | 95.4 | 43.6 |
| Corsair MP700 Elite Compare | 95.1 | 97 | 85.8 | 55.5 | 87.4 | 95.4 | 43.6 |
| Western Digital WD Blue SN5100 Compare | 87.1 | 95.7 | 78.7 | 55.5 | 88.2 | 95.4 | 54.6 |
| Kingston Fury Renegade SFYRSK/1000G Compare | 83.6 | 94.4 | 94 | 55.5 | 94.1 | 95.4 | 36.3 |
价格
性价比分析
最低 US$97
Amazon 1 个报价 最低 US$97
Price History
使用场景评分
- 总体54.1
- Budget81.1
- 游戏45.2
- Laptop54.7
- Console42.8
- Portable12.6
- Workstation52.8
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。
