Here are the minimum and recommended system requirements to run Counter-Strike: Source smoothly and efficiently without any crash, freeze, slowness etc. on any computer;
Minimum System Requirements:
CPU: 1.2 GHz ProcessorRAM: 256MB RAMGPU: DirectX 7 level graphics cardDirectX: DirectX 7OS: Windows 2000/XP
Recommended System Requirements:
CPU: 2.4 GHz ProcessorRAM: 512MB RAMGPU: DirectX 9 level graphics cardDirectX: DirectX 9OS: Windows 2000/XP
Please also have a look at other posts under “System Requirements” category to view & check if your computer system is powerful enough to run other games like Counter-Strike: Source smoothly.