What processor does Windows 7 need?
Windows 7 is capable of running on any x86 or x86-64 compatible
processor that runs at at least 1 GHz. This includes late-model
Pentium IIIs, Pentium 4s, Core, Core 2, Pentium Dual-Core, Core i3,
Core i5, Core i7, Xeon, Athlon XP, Athlon 64, Athlon 64 X2, Phenom,
Turion, and Opteron processors.