SanDisk 4TB SSD PCIe 4.0 NVMe M.2 2280
Samsung PM981 512GB PCIe 3.0 x4 NVMe M.2 2280
What Buyers Say
SanDisk 4TB SSD PCIe 4.0 NVMe M.2 2280
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Samsung PM981 512GB PCIe 3.0 x4 NVMe M.2 2280
The Samsung PM981 NVMe SSD generally delivers excellent performance, with users reporting fast boot times and high read/write speeds. However, several reviewers received used or OEM units instead of new retail drives, and one received a Kingston drive instead of Samsung. Overall, the drive is praised for its speed and ease of installation, but the packaging and authenticity issues are notable concerns.
Pros
- Fast boot times
- High read/write speeds
- Easy installation
- Good value for money
- Compatible with many laptops
Cons
- Received used or OEM units
- One received Kingston instead of Samsung
- Packaging not retail
- Pre-installed software on used drive
Scores
Specifications
| SanDisk 4TB SSD | Samsung PM981 | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2280 | M.2 2280 |
| Interface | PCIe 4.0 | PCIe 3.0 x4 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 4★ | 3 |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | ||
| Sequential Write (MB/s) | ||
| Random Read (IOPS) | No data | |
| Random Write (IOPS) | No data | |
| Hardware | ||
| NAND | TLC★ | — |
| DRAM Cache | ✓★ | — |
| Reliability | ||
| Endurance (TBW) | No data | |
| MTBF (hours) | No data | |
| Warranty (years) | 3★ | — |
| Features | ||
| Heatsink | ✓★ | — |
Pros & Cons
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
Samsung PM981 512GB PCIe 3.0 x4 NVMe M.2 2280
- Below average feature (15th percentile)15th %ile
- Below average endurance (15th percentile)15th %ile
- Below average user sentiment (29th percentile)
- Below average capacity (34th percentile)
Verdict
Scores 92 overall, wins 6 of 6 usage categories and 12 of 16 specs.