On Monday 31 May 2004 09:39, Jakub Jelinek wrote: > 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). Hi ! Is there difference betwwen -mtune=pentium4 and -mtune=athlon ? Pentium4 sounds intel-ish centric but what about AMD ?. cristian