Reviews Memtest 4.13 By Dan Frakes Macworld Jul 10, 2006 4:37 am PDT At a GlanceExpert’s RatingProsConsOur VerdictWhen it comes to troubleshooting, Memtest is just about the best way to diagnose defective RAM, outperforming even Apple’s Hardware Test. Related: UtilitiesProductivity SoftwareMacOS