> > I see. Well, if the performance difference is not enough to make > > playing > > videos viable, it is probably not worth the effort then. > > At this stage if someone has an issue playing back video on < P3 cpu > then I will diagnose and the solution may well be to improve the > colour conversion routines. > > Even the slowest computer I have right now has SSE2 support. > I could check my old K6-2 but I'm really busy atm. An other option is to try qemu, it seems to have a -cpu arg, see: qemu -cpu ? François.