Radeon HD 4850 Voltmods
IntroductionThis voltmod applies to all HD 4850 series cards using PCB #B50131-00.
The HD 4850 supports very limited voltage control via BIOS or software, only up to 1.20V
Performing these voltmods will void any and all warranties your video card may have.
You - and only you - are responsible for any damage caused indirectly (or directly) by these modifications.