RECOMMENDED REQUIREMENTS
OS: Windows Vista - Service Pack 1 / XP - Service Pack 3
Processor: Intel Core 2 Quad 2.4 Ghz, AMD Phenom X3 2.1 Ghz
RAM: 2.5 GB Vista / 2 GB XP
Hard Drive 18 GB Free Space
Video Card: 512 MB Nvidia 8600 / 512 MB ATI 3870
MINIMUM REQUIREMENTS
OS: Windows Vista - Service Pack 1 / XP - Service Pack 3
Processor: Intel Core 2 Duo 1.8 Ghz, AMD Athlon X2 64 2.4 Ghz
RAM: 1.5 GB Vista / 1 GB XP
Hard Drive 16 GB Free Space
Video Card: 256 MB Nvidia 7900 / 256 MB ATI X1900
now have to free around 20 gig in my computer:D
plus now i think those days are gone in which a person can play san andreas on an old -4 with 512 mb ram and a crappy 128 mb card with no cooling at all:D
plus i heard that gta IV has some secuROM feature whihc will make it unable to crack...but i thnk in a day or two of its release we will have its crack in torrents:D