>> Is it an SMR drive? Interface speed may not be too critical if it is. > > WD says it is a CMR drive, and that they are separating the Red > designations to make it clear to consumers which are SMR and > which are CMR because people don't like buying SMR by accident, > which surprises WD for some reason.
In any case, we're talking about the speed of the SATA connection, which
seems unrelated to CMR-vs-SMR, especially since AFAIK the slowness of
SMR only affects writes.
Stefan
