New
Ridata A801
Capacity 500GB
Form Factor M.2 2280
Interface PCIe 4.0 x4
Read Speed 5,000 MB/s
NAND TLC
51 Overall Score
No current retailer price
Snapshot
Pros & Cons
Pros
Cons
- Below average capacity (26th percentile)
The proof
Performance
Specifications
Full Specifications
Drive
| Capacity | 500 |
| Form Factor | M.2 2280 |
| Interface | PCIe 4.0 x4 |
| Protocol | NVMe |
| PCIe Generation | 4 |
| External | No |
Performance
| Sequential Read (MB/s) | 5000 |
| Sequential Write (MB/s) | 2700 |
Hardware
| NAND | TLC |
| DRAM Cache | No |
Reliability
| Warranty (years) | 5 |
Features
| Heatsink | No |
vs Competition
| Spec | Ridata A801 | Samsung 990 PRO | Western Digital WD_BLACK SN850X | Lexar NM1090 PRO | SanDisk Optimus GX PRO 850X | fanxiang S910 Pro-2TB |
|---|---|---|---|---|---|---|
| Capacity | 500GB | 2TB | 2TB | 4TB | 1TB | 2TB |
| 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 5.0 x4 | PCIe 4.0 x4 | PCIe 5.0 x4 |
| Seq Read | 5,000 MB/s | 7,450 MB/s | 7,300 MB/s | 14,000 MB/s | 7,300 MB/s | 14,000 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | false | true | true | true | false | true |
| Endurance | - | 1200 TBW | 1200 TBW | 2800 TBW | 4800 TBW | 1400 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Random | Feature | Capacity | Endurance | Social Proof |
|---|---|---|---|---|---|---|
| Ridata A801 | 64 | 60.6 | 53.3 | 25.9 | 56.5 | 40.7 |
| Samsung 990 PRO Compare | 93.2 | 96.9 | 99 | 78.4 | 86 | 95.6 |
| Western Digital WD_BLACK SN850X Compare | 88 | 94.8 | 99 | 78.4 | 74 | 95.6 |
| Lexar NM1090 PRO Compare | 97.8 | 98.1 | 90.6 | 92.8 | 74.5 | 28.1 |
| SanDisk Optimus GX PRO 850X Compare | 88 | 95.7 | 78.5 | 54.6 | 99.2 | 35.2 |
| fanxiang S910 Pro-2TB Compare | 96.7 | 79.9 | 97.4 | 78.4 | 89.5 | 41.4 |
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.
