Samsung PM991 256GB PCIe 3.0 x4 NVMe M.2 2242
Samsung
38 التقييم العام
مقابل
SanDisk 2TB SSD PCIe 5.0 x4 NVMe M.2 2280
SanDisk
87 التقييم العام
التقييمات
Workstation
Gaming
Console
Budget
Laptop
Portable
المواصفات
| Samsung PM991 | SanDisk 2TB SSD | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2242 | M.2 2280 |
| Interface | PCIe 3.0 x4 | PCIe 5.0 x4 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 3 | 5★ |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | لا توجد بيانات | |
| Sequential Write (MB/s) | لا توجد بيانات | |
| Random Read (IOPS) | لا توجد بيانات | |
| Random Write (IOPS) | لا توجد بيانات | |
| Hardware | ||
| NAND | — | TLC★ |
| DRAM Cache | — | ✓★ |
| Reliability | ||
| Endurance (TBW) | لا توجد بيانات | |
| MTBF (hours) | لا توجد بيانات | |
| Warranty (years) | — | 3★ |
| Features | ||
| Heatsink | — | ✓★ |
| Hardware Encryption | — | ✓★ |
الإيجابيات والسلبيات
Samsung PM991 256GB PCIe 3.0 x4 NVMe M.2 2242
- Strong affordability (82nd percentile)82nd %ile
- Strong social proof (78th percentile)
- Below average endurance (15th percentile)15th %ile
- Below average feature (15th percentile)15th %ile
- Below average capacity (18th percentile)18th %ile
SanDisk 2TB SSD PCIe 5.0 x4 NVMe M.2 2280
- Strong feature (100th percentile)100th %ile
- Strong random (100th percentile)100th %ile
- Strong speed (98th percentile)98th %ile
- Strong endurance (81st percentile)81st %ile
- Below average affordability (21st percentile)
الحكم النهائي
الفائز: SanDisk 2TB SSD
Scores 87 overall, wins 5 of 6 usage categories and 13 of 17 specs.