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The WD Blue SA510 is a 2.5-inch SATA III solid state drive with 4TB of capacity, rated up to 560 MB/s sequential read and 520 MB/s sequential write. It is a drop-in replacement for a laptop or desktop hard drive, since it uses the same SATA cable and mounting points. The 4TB size is unusual for a SATA SSD and sets it apart from most rivals, which top out at 1TB or 2TB. It suits people upgrading an older machine or adding fast bulk storage, not buyers who want NVMe speed.
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Owners of the WD Blue SA510 line generally report easy installs and a clear speed jump over the hard drives they replaced. Some note that sustained large writes slow down, which they link to the drive's cache design.
The WD Blue SA510 is a 4TB internal solid state drive (SSD) with a SATA III 6 Gb/s interface.
It reads at up to 560 MB/s and writes at up to 520 MB/s. It works with laptops, desktops and PCs.