Yup, 5.41 is a "no go" for me too...

[LrngToFly]

I'm getting the lag every three seconds in Unreal Tournament- and my sound card (SB PCI64) buzzes a bit when the lag happens.

I had no problems whatsoever w/ 5.30- I didn't change anything else. So, back to 5.30

G200 16MB, P2-400, 256 MB, Win98SE, Soyo 6BA (original) motherboard.