WD Blue SN580 1TB
Mid-range
Technical Specifications
Performance at a Glance
| Series | WD Blue SN580 |
| Brand | Western Digital |
| Model | WD Blue SN580 1TB |
| Capacity | 1TB |
| Type | NVMe SSD |
| Interface | PCIe 4.0 x4 |
| Form Factor | M.2 2280 |
| Sequential Read | 4,150 MB/s |
| Sequential Write | 4,150 MB/s |
| TBW (Endurance) | 600 TBW |
| NAND Type | 3D TLC NAND |
| DRAM Cache | No (HMB) |
| Warranty | 5 Years |
📊 Real-World Benchmark
Based on community-reported test results
| Tested Read Speed | 3041 MiB/s |
| Peak Power Draw | 4 W |
| Max Temperature | 60°C (140°F) |
Overview
The SN580 is WD's mainstream NVMe drive, and it fills that role well. 4,150 MB/s reads over PCIe 4.0, no DRAM (HMB instead), and TLC NAND. Real-world feel is snappy - Windows boot times under 10 seconds, apps open instantly, games load fast. The lack of DRAM only matters if you are doing heavy sequential writes all day. A solid mid-range choice for laptop upgrades and budget builds.