No luck

Re-download-it on two different harddrives, isntalled it on two different harddrives.
Tryied it on XP 32 and XP 64 (i have both installed).
I've also reinstalled XP 32 (SP2) and installed it before applying any custom softwares (like AV, IM...), still no luck.
I freeze ever on the cache making or just after it on the menu.
I've let memtest86 run over a night (for 8 hours), 28 pass without errors.
CPU not overclocked, GPU not overclocked (why bother ?!).
CPU at 38°C at idle, 52° C with 2 prime95 running for 1 hour.
I can't see where i missed something
