IOMeter results are what matter most in our eyes. Here the combination of swift
seeks and tweaked firmware allows
the 45 gig 75GXP to claim top honors. It's here, however, that Seagate's older drive shines. Despite its relative age, the 'Cuda ATA's 12.2ms
access time allows it to trail the 45 by margins of 5% or less under
all loads. In fact, the margin between the Seagate and the 45 is less in every load than the gap between the 45 and 75 gig 75GXP's, drives ostensibly within the same family.
Conclusion...