Does overclocking video cards void warranty?

[ipoopfool]

I am planning to get an ati hd 4000 something, and was wondering is if should buy a expensive one or just oc a not so good one.
So, does overclocking void video card warranty?

 

[evilshuriken]

Yes.

 

[invisik]

depends on the brand for example evga doesnt mind if you oc at all.

 

[Shadow703793]

^+1. But only if you tell them you OCed or do a BIOS mod . They won't know if you use Windows based tools to OC. Also OCing can only take a cr@ppy low quality card only so much.