sciagnalem x86 i sprawdzilem zobaczcie sami wynik w HashCalc :
Windows 7 Ultimate Retail English (x86)
Name: 7600.16385.090713-1255_x86fre_client_en-us_Retail_Ultimate-GRMCULFRER_EN_DVD.iso
Size: 2,501,894,144 bytes
Date Modified: Tuesday, July 14, 2009, 17:32:44 PM
CRC: C1C20F76
MD5: D0B8B407E8A3D4B75EE9C10147266B89
SHA-1: 5395DC4B38F7BDB1E005FF414DEEDFDB16DBF610
fake