I have a problem with GTA IV it runs very slow.
My specs are:
AMD Athlon II X4 645 @ 3.1 Ghz
AMD Radeon HD 5770 Flex edition from Sapphire
4 Gig of DDR2-800 Ram
Windows 7 Ultimate 32 Bit
I run every game at max settings, only GTA IV runs on the lowest settings very slow.