well its not really just half life its probably all the games on my com im not sure if im having a problem with open Gl or my video card but whenever I play games on my computer they freeze not like freez the whole system but Ill start playing and then it will freeze for a minute the Ican go back to playing then it will freeze for another minute and it just continues the whole time im playing a game.
I have a compaq psario 5000 series
64mb nvidia geforce2
512mb of RAM
1.7 ghz pentium 4 proscessor
Check for spyware…
switch your graphics setting to Direct 3d or software. mine works fine in direct 3d but lags in opengl.