New
SIX X7400 pro 512GB PCIe 4.0 x4 NVMe M.2 2280
Capacity 512GB
Form Factor M.2 2280
Interface PCIe 4.0 x4
Read Speed 7,100 MB/s
55 Overall Score
No current retailer price
Snapshot
Pros & Cons
Pros
- Strong speed (80th percentile) 80th
- Strong social proof (77th percentile) 77th
- Strong affordability (68th percentile) 68th
Cons
- Below average feature (33rd percentile)
- Below average capacity (34th percentile)
What owners think
How owner sentiment changed over time
ExclusiveBased on when customers actually wrote their reviews - so you can see whether early praise held up.
Owner sentiment has held steady over time
Based on 11 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
Specifications
Full Specifications
Drive
| Capacity | 512 |
| Form Factor | M.2 2280 |
| Interface | PCIe 4.0 x4 |
| Protocol | NVMe |
| PCIe Generation | 4 |
| External | No |
Performance
| Sequential Read (MB/s) | 7100 |
Reliability
| Warranty (years) | 5 |
Features
| Heatsink | Yes |
vs Competition
| Spec | SIX X7400 pro | Western Digital Black SN850X | Samsung 990 PRO | Crucial T500 | Kingston Fury Renegade SFYRDK/2000G | SanDisk WD_BLACK WDS400T2XHE |
|---|---|---|---|---|---|---|
| Capacity | 512GB | 4TB | 2TB | 2TB | 2TB | 4TB |
| Form Factor | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 |
| Interface | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 4.0 |
| Seq Read | 7,100 MB/s | 7,300 MB/s | 7,450 MB/s | 7,400 MB/s | 7,300 MB/s | 7,300 MB/s |
| Nand Type | - | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | - | true | true | true | true | true |
| Endurance | - | 2400 TBW | 1200 TBW | 1200 TBW | 2000 TBW | 2400 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Random | Feature | Capacity | Endurance | Social Proof | Affordability |
|---|---|---|---|---|---|---|---|
| SIX X7400 pro | 80.4 | 61.4 | 33.4 | 34.2 | 57.4 | 77.3 | 67.9 |
| Western Digital Black SN850X Compare | 88.5 | 95.2 | 89 | 92.5 | 88 | 95 | 10.7 |
| Samsung 990 PRO Compare | 93.4 | 97.1 | 98.8 | 78.3 | 74.2 | 99.5 | 20.9 |
| Crucial T500 Compare | 93.8 | 96.5 | 98.8 | 78.3 | 82.9 | 95 | 19.9 |
| Kingston Fury Renegade SFYRDK/2000G Compare | 92.9 | 94 | 93.6 | 78.3 | 93.9 | 95 | 16.4 |
| SanDisk WD_BLACK WDS400T2XHE Compare | 88.5 | 95.2 | 93.6 | 92.5 | 80.9 | 95 | 8.9 |
Price
Value & Pricing
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.
