新品 降价 18%
Samsung PM9C1a 256GB PCIe 4.0 x4 NVMe M.2 2280
The 256GB PM9C1a delivers 5600 MB/s reads and 6000 MB/s writes over PCIe 4.0 x4, using 176-layer TLC NAND in a compact M.2 2280 form factor. As an OEM pull from new laptops, it offers a low-cost upgrade path for desktops and laptops with an M.2 slot, though it lacks cables or mounting hardware. Best for budget-conscious builders or laptop owners seeking a fast boot or game drive without paying retail SSD prices.
Capacity 256GB
Form Factor M.2 2280
Interface PCIe 4.0 x4
Read Speed 5,600 MB/s
NAND TLC
42 综合评分
价格 US$65
概览
优缺点
优点
- Strong affordability (79th percentile) 79th
- Strong speed (78th percentile) 78th
缺点
- Below average endurance (15th percentile)
- Below average capacity (18th percentile)
- Below average social proof (25th 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) | 5600 |
| Sequential Write (MB/s) | 6000 |
Hardware
| NAND | TLC |
竞品对比
| Spec | Samsung PM9C1a | Crucial T500 | Western Digital WD Blue SN5100 | SK Hynix Platinum P41 | Kingston NV3 SNV3SM3/2T0 | SanDisk Optimus 5100 |
|---|---|---|---|---|---|---|
| Capacity | 256GB | 1TB | 1TB | 2TB | 2TB | 1TB |
| Form Factor | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2230 | M.2 2280 |
| Interface | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Seq Read | 5,600 MB/s | 7,300 MB/s | 7,100 MB/s | 7,000 MB/s | 6,000 MB/s | 7,100 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | TLC | QLC |
| Dram Cache | - | true | false | true | - | - |
| Endurance | - | 600 TBW | 600 TBW | 1200 TBW | 640 TBW | 1200 TBW |
| Compare | Compare | Compare | Compare | Compare |
| 产品 | Speed | Random | Feature | Capacity | Endurance | 用户口碑 | Affordability |
|---|---|---|---|---|---|---|---|
| Samsung PM9C1a | 78.2 | 61.8 | 53.8 | 17.6 | 14.7 | 25 | 78.8 |
| Crucial T500 Compare | 91.4 | 96.7 | 99 | 55.4 | 83.1 | 95.4 | 56.6 |
| Western Digital WD Blue SN5100 Compare | 87.1 | 95.7 | 79 | 55.4 | 88.2 | 95.4 | 54.7 |
| SK Hynix Platinum P41 Compare | 84.1 | 97 | 94 | 78.5 | 86.1 | 45.8 | 58.9 |
| Kingston NV3 SNV3SM3/2T0 Compare | 77.7 | 61.8 | 53.8 | 78.5 | 69.7 | 87.1 | 22.9 |
| SanDisk Optimus 5100 Compare | 87.1 | 95.7 | 14.7 | 55.4 | 95.4 | 87.1 | 52.9 |
价格
性价比分析
最低 US$65
Amazon 1 个报价 最低 US$65
Price History
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。
