New Price drop 11%
394HB 4TB SSD PCIe 4.0 x4 NVMe M.2
Capacity 4TB
Form Factor M.2
Interface PCIe 4.0 x4
Read Speed 7,400 MB/s
NAND TLC
Endurance 50 TBW
92 Overall Score
Price $894
Snapshot
Pros & Cons
Pros
- Strong random (97th percentile) 97th
- Strong endurance (96th percentile) 96th
- Strong speed (93rd percentile) 93rd
- Strong capacity (93rd percentile) 93rd
Cons
- Below average affordability (7th percentile)
The proof
Performance
Specifications
Full Specifications
Drive
| Capacity | 4000 |
| Form Factor | M.2 |
| Interface | PCIe 4.0 x4 |
| Protocol | NVMe |
| PCIe Generation | 4 |
| External | No |
Performance
| Sequential Read (MB/s) | 7400 |
| Sequential Write (MB/s) | 6800 |
| Random Read (IOPS) | 1300000 |
| Random Write (IOPS) | 1300000 |
Hardware
| NAND | TLC |
| DRAM Cache | No |
| Controller | E18 |
Reliability
| Endurance (TBW) | 50 |
| MTBF (hours) | 1800000 |
| Warranty (years) | 5 |
Features
| Heatsink | No |
vs Competition
| Spec | 394HB 4TB SSD | Kingston FURY Renegade SFYRDK/4000G | Samsung 9100 PRO | Western Digital Black SN850X | Micron T710 CT4000T710SSD5 | Crucial T500 |
|---|---|---|---|---|---|---|
| Capacity | 4TB | 4TB | 4TB | 4TB | 4TB | 2TB |
| Form Factor | M.2 | M.2 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 |
| Interface | PCIe 4.0 x4 | PCIe | PCIe 5.0 x4 | PCIe 4.0 x4 | PCIe 5.0 | PCIe 4.0 x4 |
| Seq Read | 7,400 MB/s | 7,300 MB/s | 14,800 MB/s | 7,300 MB/s | 14,500 MB/s | 7,400 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | false | true | true | true | false | true |
| Endurance | 50 TBW | 4000 TBW | 2400 TBW | 2400 TBW | 2400 TBW | 1200 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Random | Feature | Capacity | User Sentiment | Endurance | Social Proof | Affordability |
|---|---|---|---|---|---|---|---|---|
| 394HB 4TB SSD | 92.8 | 96.8 | 53.8 | 92.6 | 65.1 | 95.7 | 77.4 | 6.9 |
| Kingston FURY Renegade SFYRDK/4000G Compare | 93.2 | 94.4 | 94 | 92.6 | 78.8 | 94 | 95.4 | 7.3 |
| Samsung 9100 PRO Compare | 99.2 | 99.8 | 99.7 | 92.6 | 0 | 86.1 | 99.6 | 5 |
| Western Digital Black SN850X Compare | 89 | 95.6 | 89.5 | 92.6 | 94.7 | 88.2 | 95.4 | 10.5 |
| Micron T710 CT4000T710SSD5 Compare | 99 | 99.1 | 86.1 | 92.6 | 0 | 86.1 | 77.4 | 11.6 |
| Crucial T500 Compare | 93.9 | 96.9 | 99 | 78.5 | 78.8 | 83 | 95.4 | 19.7 |
Price
Value & Pricing
From $894
Amazon 1 offer From $894
We started tracking prices for this product on Nov 8, 2026. The chart appears once we have more data.
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
