Samsung PM991 512GB PCIe 4.0 x4 NVMe M.2 2242
Samsung
42 التقييم العام
مقابل
SanDisk 4TB SSD PCIe 4.0 NVMe M.2 2280
SanDisk
92 التقييم العام
التقييمات
Console
Gaming
Workstation
Laptop
Budget
Portable
المواصفات
| Samsung PM991 | SanDisk 4TB SSD | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2242 | M.2 2280 |
| Interface | PCIe 4.0 x4 | PCIe 4.0 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 4 | 4 |
| 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 | TLC |
| DRAM Cache | — | ✓★ |
| Reliability | ||
| Endurance (TBW) | لا توجد بيانات | |
| MTBF (hours) | لا توجد بيانات | |
| Warranty (years) | — | 3★ |
| Features | ||
| Heatsink | — | ✓★ |
الإيجابيات والسلبيات
Samsung PM991 512GB PCIe 4.0 x4 NVMe M.2 2242
- Strong speed (67th percentile)
- Below average affordability (0th percentile)0th %ile
- Below average endurance (15th percentile)15th %ile
- Below average capacity (34th percentile)
SanDisk 4TB SSD PCIe 4.0 NVMe M.2 2280
- Strong random (95th percentile)95th %ile
- Strong social proof (95th percentile)95th %ile
- Strong feature (94th percentile)94th %ile
- Strong capacity (93rd percentile)93rd %ile
- Below average affordability (9th percentile)9th %ile
الأسعار
الحكم النهائي
الفائز: SanDisk 4TB SSD
Scores 92 overall, wins 6 of 6 usage categories and 10 of 16 specs.
