Moving from one problem to another.

[nugge]

So all u who read my thread on the high idle cpu usage prolly now i got that fixed.
But now i have this other problem.
Random reboots.
But not totally random.
Allmost allways when i change resolution in a game and when i exit a game.

My total setup is

AMD A64 3500+ (Venice core i think)
Epox 9NDA3I
2x APACER 400mhz 512mb
2x Kingston hyperx 400mhz 256mb
Maxtor PCI/ATA133 Card
Hercules Digifire 7.1
Sound Blaster Live 5.1 (Just for the gameport)
Sapphire Ati Radeon 9800pro 128mb
Maxtor 80gb Diamondmax +9
Maxtor 200gb DiamondMax +9
WesternDigital 160gb
Seagate 80gb
LG CD Burner
Antec TrueBlue 480W

im running Windows XP with SP2

All drives are IDE.