Anyone try flashing a (pci-e) X850 XT with XT PE BIOS?

jdsemler

Member
May 2, 2003
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I have a Sapphire X850 XT PCI-E (not VIVO, but does have TV out) that I got in a trade with a buddy of mine. It runs rock solid stable clocked at PE speeds with any game/benchmark I throw at it. I'd like to flash it, so I don't have to worry about setting the memory/cpu speed in the future. I got ahold of an ATI X850 XT PE PCI-E BIOS, but I just thought I'd get some opinions on doing this, apart from the basic risk of trashing my card. Has anyone here done this kind of flash? I've flashed my 6800 cards up and down the block like a mad pervert in the park, but I haven't done any ATIs yet.
 

Painman

Diamond Member
Feb 27, 2000
3,728
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Probably won't work on a non-VIVO X850XT, I wouldn't take the risk. Why not use a good tweak utility to mamage your OC? I use ATi Tray Tools with my card (same one as yours) and it will automatically load an OC profile whenever a D3D or OGL app is started, unless you add a particular app to the exclude list. Then it'll load another clock profle when you exit the 3D app (I use a default 520/540 profile for this). It's seamless and reduces the risk of toasting your $450 card since it's not OCed all the time.
 

Icopoli

Senior member
Jan 6, 2005
495
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Yeah I have ATI Tool to load 555/1110 upon openGL/DX activation, otherwise it runs 475/900.