New
Addlink S91 1TB PCIe 4.0 x4 NVMe M.2 2230
Capacity 1TB
Form Factor M.2 2230
Interface PCIe 4.0 x4
Read Speed 4,900 MB/s
NAND TLC
61 Overall Score
No current retailer price
Snapshot
Pros & Cons
Pros
- Strong speed (69th percentile) 69th
Cons
The proof
Performance
Specifications
Full Specifications
Drive
| Capacity | 1000 |
| Form Factor | M.2 2230 |
| Interface | PCIe 4.0 x4 |
| Protocol | NVMe |
| PCIe Generation | 4 |
| External | No |
Performance
| Sequential Read (MB/s) | 4900 |
| Sequential Write (MB/s) | 3200 |
Hardware
| NAND | TLC |
| DRAM Cache | No |
Reliability
| MTBF (hours) | 1500000 |
| Warranty (years) | 5 |
Features
| Heatsink | No |
vs Competition
| Spec | Addlink S91 | Samsung 990 PRO | Western Digital WD_BLACK SN850X | Kingston FURY Renegade G5 SFYR2S/4T0 | Lexar NM1090 PRO | SanDisk Optimus GX PRO 850X 850X |
|---|---|---|---|---|---|---|
| Capacity | 1TB | 2TB | 8TB | 4TB | 4TB | 1TB |
| Form Factor | M.2 2230 | 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 5.0 x4 | PCIe 4.0 x4 |
| Seq Read | 4,900 MB/s | 7,450 MB/s | 7,200 MB/s | 14,800 MB/s | 14,000 MB/s | 7,300 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | SLC | TLC |
| Dram Cache | false | true | true | true | true | false |
| Endurance | - | 1200 TBW | 4800 TBW | 4000 TBW | 2800 TBW | 600 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Random | Feature | Capacity | Endurance | Social Proof |
|---|---|---|---|---|---|---|
| Addlink S91 | 69.3 | 61.3 | 52.9 | 54.9 | 63.4 | 54.5 |
| Samsung 990 PRO Compare | 93.4 | 97 | 99 | 78.3 | 85.4 | 95.5 |
| Western Digital WD_BLACK SN850X Compare | 88.3 | 95.9 | 93.9 | 98.1 | 87.3 | 0 |
| Kingston FURY Renegade G5 SFYR2S/4T0 Compare | 99.5 | 98.6 | 90.7 | 92.6 | 93 | 27.8 |
| Lexar NM1090 PRO Compare | 97.9 | 98.1 | 90.7 | 92.6 | 74.4 | 27.8 |
| SanDisk Optimus GX PRO 850X 850X Compare | 88.3 | 95.9 | 78.5 | 54.9 | 99.1 | 34.9 |
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.
