On Tue, Jun 01, 2004 at 03:24:15PM +0200, Leonard den Ottolander wrote: > This issue was discussed in the thread "Making NPTL the default for FC3, > vanilla i386 support". Both i386s and i486s are already no longer > supported since FC 1. Try running rpm on either of these CPUs and see it > fail. See https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=103078 . It depends which 486 variant, and its only rpm thata affected. More relevantly, dropping 486 compatibility buys you nothing. The pentium added no useful "essential" instruction that makes a big difference while the 486 added several features