394HB 4TB SSD PCIe 4.0 x4 NVMe M.2
394HB
82 Overall Score
vs
SanDisk WD Blue SN5100 2TB PCIe 4.0 x4 NVMe M.2 2280
SanDisk
71 Overall Score
What Buyers Say
394HB 4TB SSD PCIe 4.0 x4 NVMe M.2
No customer feedback yet
SanDisk WD Blue SN5100 2TB PCIe 4.0 x4 NVMe M.2 2280
78 out of 100 medium confidence 10 reviews
Overall, users are very satisfied with the WD Blue SN5100 NVMe SSD, praising its performance, reliability, and value for money. One verified buyer noted a delivery issue where the drive never arrived, but the product itself received high marks for speed, ease of installation, and compatibility. The drive is seen as a solid choice for gaming laptops and general use, with good thermal performance.
Pros
- Fast performance
- Reliable brand
- Easy installation
- Good value for money
- Works well in PCIe 5 slot
Cons
- Delivery issues
- Not for heavy writes
Performance 5
Reliability 4
Value for money 3
Ease of installation 2
Delivery 1
Thermal performance 1
Scores
Laptop
Gaming
Console
Workstation
Budget
Portable
Specifications
| 394HB 4TB SSD | SanDisk WD Blue SN5100 | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 | M.2 2280 |
| Interface | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 4 | 4 |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | ||
| Sequential Write (MB/s) | ||
| Random Read (IOPS) | ||
| Random Write (IOPS) | ||
| Hardware | ||
| NAND | TLC | TLC |
| DRAM Cache | ✗ | ✗ |
| Controller | E18 | — |
| Reliability | ||
| Endurance (TBW) | ||
| MTBF (hours) | ||
| Warranty (years) | 5 | 5 |
| Features | ||
| Heatsink | ✗ | ✗ |
| Hardware Encryption | — | ✓★ |
Pros & Cons
394HB 4TB SSD PCIe 4.0 x4 NVMe M.2
- Strong random (97th percentile)97th %ile
- Strong speed (93rd percentile)93rd %ile
- Strong capacity (93rd percentile)93rd %ile
- Strong social proof (78th percentile)
- Below average affordability (7th percentile)7th %ile
SanDisk WD Blue SN5100 2TB PCIe 4.0 x4 NVMe M.2 2280
- Strong random (96th percentile)96th %ile
- Strong speed (87th percentile)87th %ile
- Strong feature (79th percentile)
- Strong capacity (79th percentile)
Pricing
394HB 4TB SSD PCIe 4.0 x4 NVMe M.20.092score per dollar
vs
SanDisk WD Blue SN5100 2TB PCIe 4.0 x4 NVMe M.2 22800.258score per dollar
SanDisk WD Blue SN5100 2TB PCIe 4.0 x4 NVMe M.2 2280 offers 2.8x better value for money
Verdict
Winner: 394HB 4TB SSD
Scores 82 overall, wins 6 of 6 usage categories and 5 of 18 specs.
