Audio will skip/pop/lag

[windows7newbie]

Hello I recently installed windows 7 x64 service pack one, And now my audio is all laggy and stuff. Does anyone know why this is happening? Here are my computer specs


System Manufacturer/Model Number Hewlett-Packard
OS Home Premium x64
CPU Hewlett-Packard
Motherboard Not sure
Memory DDR2 6144 MB
Graphics Card ATI Mobility Radeon HD 4200 Series
Sound Card IDT HD Audio Codec
Monitor(s) Displays 2

 

[Sardonicus]

Files were probably fragmented.
You may want to try a disk defragment.

 

[windows7newbie]

Files were probably fragmented.
You may want to try a disk defragment.

Ill try..But if that doesn't work any other suggestions?

 

[Sardonicus]

Try reinstalling your audio driver.

 

[windows7newbie]

Try reinstalling your audio driver.

I tryed de-fragmenting and reinstalling my audio driver, BUT its still laggy.