Az mér van, ha beteszem a 64bites windows 7 RC1-t(7100), ezt hozza ki: This installation disc isn't compatible with your version of Windows. To upgrade, you need the correct installation disc. For more information, check your computer's system information. To install a new copy of Windows, restart(boot) your computer using the installation disc, and the select Custom(advanced).
A gépemen egy windows XP 32bit Professional van van, a procim egy Core 2 Duo. 32 bites Win7-nél ezt nem hozza ki.