WD Blue SA510 4TB 2.5" SATA III SSD - 560/520 MB/s - WDS400T3B0A
WD Blue SA510 4TB 2.5″ SATA III SSD delivers up to 560 MB/s read, 520 MB/s write. DRAM-less with HMB & SLC caching for reliable performance in laptops/desktops. Includes Acronis clone software & SSD Dashboard. 5-year warranty.
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The WD Blue SA510 4TB is a high-capacity 2.5-inch SATA III SSD designed for everyday computing upgrades. With sequential read speeds up to 560 MB/s and write speeds up to 520 MB/s, it significantly outperforms traditional HDDs, enabling faster boot times, app loading, and file transfers. This DRAM-less drive utilizes Host Memory Buffer (HMB) and dynamic SLC caching for sustained performance, making it ideal for students, home users, and creative professionals handling large files like photos and videos.
Built with reliable TLC NAND flash and a Marvell 88SS1074 controller, the SA510 fits seamlessly into most laptops and desktops, including older systems with 7mm bays. It comes with Acronis True Image for easy drive cloning and the WD SSD Dashboard to monitor health, temperature, and more. Low power consumption extends laptop battery life, and its shock resistance ensures durability. Note: Some users report it’s constructed from two 2TB modules for capacity.
- ✅ Up to 560 MB/s read, 520 MB/s write (SATA III 6 Gbit/s)
- ✅ 4TB capacity, TLC NAND, DRAM-less with HMB
- ✅ 5-year warranty, includes cloning software
- ✅ Compatible with PC/laptop, 7mm height
- ✅ Random IOPS: 87K read / 83K write (4KB)
| SSD capacity | 4 TB |
| SSD form factor | 2.5 |
| Interface | Serial ATA III |
| Component for | PC/Laptop |
| Data transfer rate | 6 Gbit/s |
| Read speed | 560 MB/s |
| Write speed | 520 MB/s |
| Random read (4KB) | 87000 IOPS |
| Random write (4KB) | 83000 IOPS |
| Power consumption (average) | 0.1 W |
| Average power consumption (read) | 0.003 W |
| Average power consumption (write) | 0.003 W |
| Width | 100.2 mm |
| Depth | 69.8 mm |
| Height | 7 mm |
| Weight | 34.6 g |
| Operating temperature (T-T) | 0 - 70 °C |
| Storage temperature (T-T) | -55 - 85 °C |
| Operating shock | 1500 G |
| NAND Type | TLC |
| DRAM Cache | None (DRAM-less, HMB) |
| Controller | Marvell 88SS1074 |
| Endurance (TBW) | 2500 TBW |
| MTBF | 1.75 million hours |
| Warranty | 5 years |
| MPN | WDS400T3B0A |