Hi everyone.
I want to install windows 7, but I don't know if my processor support it (is it a 32-bit, 64-bit or x86? ), and can anyone tell me what are the difference between those 32 - 64 -86 bit versions, or better, what are they at all??

thanks

here are my PC configurations

http://img139.imageshack.us/img139/6448/configu.jpg
http://img139.imageshack.us/img139/5143/dxdiag1.jpg
http://img139.imageshack.us/img139/7567/dxdiag2.jpg