SanDisk WD_BLACK SN8100 8TB PCIe 5.0 x4 NVMe M.2 2280
fanxiang S501 128GB PCIe 3.0 x4 NVMe M.2 2280
What Buyers Say
SanDisk WD_BLACK SN8100 8TB PCIe 5.0 x4 NVMe M.2 2280
Users are overwhelmingly positive about this WD Black SN8100 Gen5 NVMe SSD, praising its exceptional speed and sustained performance. Verified buyers highlight its fast sequential reads and strong endurance, with one noting it outperforms other drives in sustained workloads. The only caveat is the high price, but most agree it's worth it for top-tier performance.
Pros
- Exceptional Gen5 speed
- Sustained performance
- High endurance (4,800 TBW)
- Reliable brand reputation
- Positive expert reviews
Cons
- High price
- Limited availability
fanxiang S501 128GB PCIe 3.0 x4 NVMe M.2 2280
Most users are very satisfied with this budget NVMe SSD, praising its speed, easy installation, and excellent value for money. A few mention it works well for repairs or upgrades, with one user noting it has been reliable for over a year. However, one verified buyer received a defective unit that was read-only and completely unusable, which is a significant concern.
Pros
- fast speed
- easy installation
- great value for money
- works well for repairs
- reliable over time
Cons
- defective unit out of box
- read-only mode failure
- brand reliability concern
Scores
Specifications
| SanDisk WD_BLACK SN8100 | fanxiang S501 | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2280 | M.2 2280 |
| Interface | PCIe 5.0 x4 | PCIe 3.0 x4 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 5★ | 3 |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | ||
| Sequential Write (MB/s) | ||
| Random Read (IOPS) | No data | |
| Random Write (IOPS) | No data | |
| Hardware | ||
| NAND | TLC | TLC |
| DRAM Cache | ✓★ | ✗ |
| Reliability | ||
| Endurance (TBW) | No data | |
| MTBF (hours) | No data | |
| Warranty (years) | 3★ | — |
| Features | ||
| Heatsink | ✗ | — |
| Hardware Encryption | ✓ | ✓ |
Pros & Cons
SanDisk WD_BLACK SN8100 8TB PCIe 5.0 x4 NVMe M.2 2280
- Strong random (99th percentile)99th %ile
- Strong speed (99th percentile)99th %ile
- Strong capacity (98th percentile)98th %ile
- Strong feature (98th percentile)98th %ile
- Below average affordability (3rd percentile)3rd %ile
fanxiang S501 128GB PCIe 3.0 x4 NVMe M.2 2280
- Strong affordability (95th percentile)95th %ile
- Strong feature (79th percentile)
- Below average capacity (7th percentile)7th %ile
- Below average endurance (15th percentile)15th %ile
Verdict
Scores 94 overall, wins 5 of 6 usage categories and 10 of 17 specs.