Gameplay on PC
There are 15 multiplayer game modes in GTA IV. PSM had to be able to play 7 of which. The rules of every game are driven by the host.
Multiplayer supports upto 16 players.
Your online character is fully customizable. You can also alter his race and sex, hair, clothing etc.
The Grand Theft Auto 4 map will be the one big city, it is made of five boroughs - Broker, Dukes, Bohan, Algonquin and Alderney. These are according to Brooklyn, Queens, Bronx, Manhattan and New Jersey, respectively. You start off in Broker as well as the other borougs are locked by "teror alert". These areas will likely be unlocked gradually since you progress over the story.
Predicted System requirements
GTA 4 for PC can be a possibility the device requirements may very well be something like Crysis or Call of Duty 4.
CPU: Intel(R) Pentium(R) 4 2.4 GHz or AMD(R) Athlon(TM) 64 2800+ processor or can be any 1.8Ghz
Dual Core Processor or better supported
RAM: 512MB RAM (768MB for Windows Vista)
Harddrive: 8GB of free hard disk drive space
Video card (generic): NVIDIA(R) Geforce(TM) 6600 or better or ATI(R) Radeon(R) 9800Pro or better
CPU: 2.4 GHz dual core or better is recommended
RAM: 1GB for XP; 2GB for Vista is recommended
Harddrive: 8GB of free harddrive space
Video card: 3.0 Shader Support recommended. Nvidia Geforce 7800 ,ATI Radeon X1800 or better
These specifications are certainly not official system requirements. Stay tuned for many more updates.