394HB 4TB SSD PCIe 4.0 x4 NVMe M.2
394HB
82 Overall Score
vs
Samsung 990 EVO Plus 4TB PCIe 4.0 x4 NVMe M.2 2280
Samsung
95 Overall Score
What Buyers Say
394HB 4TB SSD PCIe 4.0 x4 NVMe M.2
No customer feedback yet
Samsung 990 EVO Plus 4TB PCIe 4.0 x4 NVMe M.2 2280
88 out of 100 medium confidence 24 reviews
The Samsung 990 EVO Plus 2TB is highly praised for its exceptional speed, making it a transformative upgrade from SATA SSDs. Users report significantly faster boot times, game loads, and file transfers, with easy installation and reliable performance. While it lacks a heatsink and DRAM, most find these non-issues, especially with motherboard heatsinks and HMB technology. Overall, it's considered a top-tier value for high-end builds.
Pros
- Blazing fast read/write speeds
- Easy installation
- Reliable performance
- Good value for money
- Runs cool with motherboard heatsink
Cons
- No included heatsink
- No DRAM (uses HMB)
- Premium price
Performance 12
Ease of installation 6
Value for money 5
Thermal management 4
Dram absence 4
Reliability 3
Scores
Laptop
Gaming
Console
Workstation
Budget
Portable
Specifications
| 394HB 4TB SSD | Samsung 990 EVO Plus | |
|---|---|---|
| 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 | Samsung in-house Controller |
| 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
Samsung 990 EVO Plus 4TB PCIe 4.0 x4 NVMe M.2 2280
- Strong random (97th percentile)97th %ile
- Strong social proof (95th percentile)95th %ile
- Strong capacity (93rd percentile)93rd %ile
- Strong endurance (86th percentile)86th %ile
- Below average affordability (10th percentile)10th %ile
Verdict
Winner: Samsung 990 EVO Plus
Scores 95 overall, wins 6 of 6 usage categories and 3 of 18 specs.