Ati graphic bios

Belgians

Honorable
Jan 27, 2013
1
0
10,510
Hello,
I flash bios ati hd5750 to newer version but it dos not work
the lastes version of bios
but the computer dos not boot
I return old version vga bios but it dos not work and it's spec not correct it is about 4hexabyte memory and 512bit memory interface and memoryclock is low
I make new custom bgan bios and flash it the bgan now work but system turn off in non priod time example 1h or 20min or 6h
please help to to repair this vga .
tanks very much.
please answer me with email
javadnadimi026@gmail.com