New
fanxiang S660 4TB PCIe 4.0 x4 NVMe M.2 2280
Capacity 4TB
Form Factor M.2 2280
Interface PCIe 4.0 x4
Read Speed 5,000 MB/s
NAND TLC
68 Overall Score
No current retailer price
Snapshot
Pros & Cons
Pros
- Strong capacity (93rd percentile) 93rd
- Strong social proof (87th percentile) 87th
- Strong feature (79th percentile) 79th
- Strong speed (72nd percentile) 72nd
Cons
- Below average affordability (18th percentile)
The proof
Performance
Specifications
Full Specifications
Drive
| Capacity | 4000 |
| Form Factor | M.2 2280 |
| Interface | PCIe 4.0 x4 |
| Protocol | NVMe |
| PCIe Generation | 4 |
| External | No |
Performance
| Sequential Read (MB/s) | 5000 |
Hardware
| NAND | TLC |
| DRAM Cache | No |
Reliability
| Warranty (years) | 3 |
Features
| Heatsink | Yes |
vs Competition
| Spec | fanxiang S660 | Kingston FURY Renegade SFYRDK/4000G | Samsung 9100 PRO | Western Digital Black SN850X | SanDisk WD_BLACK WDS800T2XHE | Crucial T710 |
|---|---|---|---|---|---|---|
| Capacity | 4TB | 4TB | 4TB | 4TB | 8TB | 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 5.0 x4 | PCIe 4.0 x4 | PCIe 4.0 | PCIe 5.0 x4 |
| Seq Read | 5,000 MB/s | 7,300 MB/s | 14,800 MB/s | 7,300 MB/s | 7,200 MB/s | 14,500 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | false | true | true | true | true | false |
| Endurance | - | 4000 TBW | 2400 TBW | 2400 TBW | 4800 TBW | 2400 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Random | Feature | Capacity | Endurance | Social Proof | Affordability |
|---|---|---|---|---|---|---|---|
| fanxiang S660 | 71.7 | 61.8 | 79 | 92.6 | 42.1 | 87.1 | 17.5 |
| Kingston FURY Renegade SFYRDK/4000G Compare | 93.3 | 94.5 | 94 | 92.6 | 94 | 95.4 | 6.7 |
| Samsung 9100 PRO Compare | 99.2 | 99.9 | 99.7 | 92.6 | 86.1 | 99.6 | 5.2 |
| Western Digital Black SN850X Compare | 89 | 95.7 | 89.5 | 92.6 | 88.2 | 95.4 | 10.5 |
| SanDisk WD_BLACK WDS800T2XHE Compare | 87.7 | 96.4 | 94 | 98.2 | 88.2 | 95.4 | 3.9 |
| Crucial T710 Compare | 99.1 | 99.1 | 86.1 | 92.6 | 86.1 | 77.4 | 12.4 |
Price
Value & Pricing
We started tracking prices for this product on Nov 9, 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.
