no way
most probaly, check the gta 4 site for the requirements?
Yes, the ATi Mobile Radeon HD 4330 supports shader model 3. The HD 4300 series supports up to DX10.1. The GPU is a low end model, but you will be able to play even Crysis on Medium at lo resolutions. GTA4 will be too heavy, but everything lower then Crysis is playable.