New Price drop 58%
Western Digital 256GB SSD PCIe 3.0 x4 NVMe M.2
Capacity 256GB
Form Factor M.2
Interface PCIe 3.0 x4
Read Speed 3,150 MB/s
NAND TLC
Endurance 200 TBW
57 Overall Score
Price £66
Snapshot
Pros & Cons
Pros
- Strong random (83rd percentile) 83rd
- Strong endurance (79th percentile) 79th
- Strong affordability (70th percentile) 70th
Cons
- Below average capacity (18th percentile)
- Below average social proof (31st percentile)
The proof
Performance
Specifications
Full Specifications
Drive
| Capacity | 256 |
| Form Factor | M.2 |
| Interface | PCIe 3.0 x4 |
| Protocol | NVMe |
| PCIe Generation | 3 |
| External | No |
Performance
| Sequential Read (MB/s) | 3150 |
| Sequential Write (MB/s) | 2100 |
| Random Read (IOPS) | 270000 |
| Random Write (IOPS) | 280000 |
Hardware
| NAND | TLC |
Reliability
| Endurance (TBW) | 200 |
| MTBF (hours) | 1750000 |
vs Competition
| Spec | Western Digital 256GB SSD | Crucial T500 | Samsung 990 EVO | SK Hynix Platinum P41 | Lexar NM790 LNM790X001T-RNNNU | Kingston NV3 SNV3SM3/2T0 |
|---|---|---|---|---|---|---|
| Capacity | 256GB | 1TB | 2TB | 2TB | 1TB | 2TB |
| Form Factor | M.2 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2230 |
| Interface | PCIe 3.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 4.0 | PCIe 4.0 x4 |
| Seq Read | 3,150 MB/s | 7,300 MB/s | 5,000 MB/s | 7,000 MB/s | 7,400 MB/s | 6,000 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | - | true | false | true | false | - |
| Endurance | 200 TBW | 600 TBW | 1200 TBW | 1200 TBW | 1000 TBW | 640 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Random | Feature | Capacity | Endurance | Social Proof | Affordability |
|---|---|---|---|---|---|---|---|
| Western Digital 256GB SSD | 58 | 83.2 | 53.6 | 17.9 | 78.6 | 30.6 | 69.7 |
| Crucial T500 Compare | 91.4 | 96.7 | 98.9 | 55.6 | 83 | 95.4 | 56.3 |
| Samsung 990 EVO Compare | 72.7 | 90.6 | 78.8 | 78.6 | 83 | 95.4 | 55.1 |
| SK Hynix Platinum P41 Compare | 84.1 | 97.1 | 94 | 78.6 | 86 | 46.1 | 59.1 |
| Lexar NM790 LNM790X001T-RNNNU Compare | 89.8 | 93.3 | 53.6 | 55.6 | 94 | 95.4 | 49.3 |
| Kingston NV3 SNV3SM3/2T0 Compare | 77.8 | 61.9 | 53.6 | 78.6 | 70 | 87.2 | 22.7 |
Price
Value & Pricing
From £66
Amazon 1 offer From £66
We started tracking prices for this product on Nov 13, 2026. The chart appears once we have more data.
Usage Scores
- Overall56.9
- Budget74.1
- Gaming43.8
- Laptop55.3
- Console20
- Portable11.6
- Workstation57.6
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
