Новинка
Samsung PM991 512GB PCIe 4.0 x4 NVMe M.2 2242
The 512GB PM991 pairs PCIe Gen 4 x4 NVMe with TLC NAND, delivering sequential reads up to 3100 MB/s and random reads up to 380K IOPS in a compact M.2 2242 form factor. Its 22 mm x 42 mm size fits 2242 slots directly and can adapt to 2260 or 2280 with a separate adapter, making it flexible for laptops and desktops. This drive suits budget-conscious builders upgrading older systems or compact ultrabooks that need a faster boot and application drive without extra bulk.
Capacity 512GB
Form Factor M.2 2242
Interface PCIe 4.0 x4
NAND TLC
48 Общая оценка
Нет актуальной цены у продавцов
Обзор
Плюсы и минусы
Плюсы
- Strong speed (68th percentile) 68th
Минусы
- Below average endurance (15th percentile)
- Below average capacity (35th percentile)
Факты
Производительность
Характеристики
Полные характеристики
Drive
| Capacity | 512 |
| Form Factor | M.2 2242 |
| Interface | PCIe 4.0 x4 |
| Protocol | NVMe |
| PCIe Generation | 4 |
| External | No |
Hardware
| NAND | TLC |
В сравнении с конкурентами
| Spec | Samsung PM991 | Kingston FURY Renegade SFYRDK/4000G | Western Digital Black SN850X | Micron T710 CT4000T710SSD5 | Crucial T500 | SanDisk WD_BLACK SN8100 |
|---|---|---|---|---|---|---|
| Capacity | 512GB | 4TB | 4TB | 4TB | 2TB | 8TB |
| Form Factor | M.2 2242 | 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 4.0 x4 | PCIe 5.0 | PCIe 4.0 x4 | PCIe 5.0 x4 |
| Seq Read | - | 7,300 MB/s | 7,300 MB/s | 14,500 MB/s | 7,400 MB/s | 14,900 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | - | true | true | false | true | true |
| Endurance | - | 4000 TBW | 2400 TBW | 2400 TBW | 1200 TBW | 4800 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Товар | Speed | Random | Feature | Capacity | Endurance | Affordability |
|---|---|---|---|---|---|---|
| Samsung PM991 | 67.8 | 61.7 | 53.6 | 34.6 | 14.6 | 62.7 |
| Kingston FURY Renegade SFYRDK/4000G Compare | 93.3 | 94.4 | 94 | 92.6 | 94 | 9 |
| Western Digital Black SN850X Compare | 89 | 95.7 | 89.5 | 92.6 | 88.2 | 10.4 |
| Micron T710 CT4000T710SSD5 Compare | 99.1 | 99.2 | 86 | 92.6 | 86.1 | 11.6 |
| Crucial T500 Compare | 94 | 96.9 | 99 | 78.5 | 83 | 19.6 |
| SanDisk WD_BLACK SN8100 Compare | 99.1 | 99.3 | 97.6 | 98.1 | 81 | 3.1 |
Оценки по сценариям использования
- Общая оценка48.3
- Budget73.2
- Игры40.2
- Laptop52.9
- Console38
- Portable11.8
- Workstation43.3
Полный обзор скоро появится. Характеристики, оценки, цены и графики выше всегда актуальны.
