On Oct 20, 2016 10:47 AM, "Mike Stein" <mhs.stein at gmail.com> wrote: > Anybody know what the differences are among the WD1793, WD1793A, WD1793B-02 etc., or where I could find this info? A and B are the package material. -00, or no numeric suffix, is the early version, which will not compare the side value in the sector ID; -02 adds that ability.