Here are the minimum system requirements to run Halo: Combat Evolved smoothly and efficiently without any crash, freeze, slowness etc. on any computer;
Minimum System Requirements:
CPU: PC with 733 MHz equivalent or higher processorRAM: 128 MB of system RAMGPU: 32 MB T&L capable video card requiredOS: Microsoft® Windows® 98SE/Me/XP/2000HDD: 1.2 GB available hard disk spaceSound Card: Sound card, speakers or headphones required for audio
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 Halo: Combat Evolved smoothly.