Half-Life Requirements

I want to install Half-Life in my pc, but I dont know about the graphic requirements and that shit, but I cant find them.

If someone can post all the requirements I'll very pleased !

Recommended Minimum Spec
OS: 95,98,ME,XP or 2000, CPU: 233 MHz, RAM: 32 MB, Disc Drive: 2x or faster CD/DVD drive, Hard Drive: 400 MB or more free space

thnx x2