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flash memory articles

WD Black2 Dual Drive Review

The WD Black2 sports both a 120GB SSD and a 1TB HDD in a single package. Unlike other hybrid configs such as Seagate's Momentus XT which combine ample magnetic storage with a little NAND, the Black2 crams both technologies into one drive too, but it simply does what desktop users have been doing for years by making the flash portion a primary boot drive with the disk serving as bulk storage.

Understanding SSDs: Why SSDs hate write amplification

Understanding SSDs: Why SSDs hate write amplification

I often tell people that SSDs work better with more free space, so anything that increases free space will keep WA lower. The two key ways to expand free space (thereby decreasing WA) are to 1) increase over provisioning and 2) keep more storage space free (if you have TRIM support).