On Mon, May 31, 2004 at 09:22:04AM +0200, dragoran wrote: > Why not add a glibc and kernel which are optimized for pentium 4 in FC3 > ? This would increase the perfomance on newer PC but also works on older > ones by still including the i686 and i586 versions. Starting with FC3, .i386.rpm and .i686.rpm packages will be compiled with -march{3,6}86 -mtune=pentium4, so although they will run on i386 (resp. i686), they will be optimized for P4 (Athlons and newer AMD chips run P4 optimized code without noticeable performance hit). Jakub