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Problems flashing Gigabyte Vega 64 to 56

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geronimodkj

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Hi! I'm trying to flash my vega 64 to 56.

My card is this one with this bios - https://www.techpowerup.com/vgabios/202456/gigabyte-rxvega64-8192-180110

The bios I'm using for flashing is this - https://www.techpowerup.com/vgabios/214191/gigabyte-rxvega56-8192-190723

I'm trying to flash it with cmd in admin mode with this command: amdvbflash -f -p 0 bios.rom

I also did the unlock rom before. per t he guide here - https://www.techpowerup.com/forums/threads/asrock-5700-to-5700xt.262371/#post-4179692

But when running the flash command i get ssid mismatched an -f option not support in external version of the tool

Any ideas?

Also tried

amdvbflash -p 0 bios.rom -fp didn't work same error
 
D

dont whant to set it"'

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That string of flags after command line works when running amdvbflash in DOS , it worked as is for me when I performed VGA bios flash off a floppy disk.
 
eidairaman1

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Whats your reason to downgrade?

geronimodkj said:
Hi! I'm trying to flash my vega 64 to 56.

My card is this one with this bios - https://www.techpowerup.com/vgabios/202456/gigabyte-rxvega64-8192-180110

The bios I'm using for flashing is this - https://www.techpowerup.com/vgabios/214191/gigabyte-rxvega56-8192-190723

I'm trying to flash it with cmd in admin mode with this command: amdvbflash -f -p 0 bios.rom

I also did the unlock rom before. per t he guide here - https://www.techpowerup.com/forums/threads/asrock-5700-to-5700xt.262371/#post-4179692

But when running the flash command i get ssid mismatched an -f option not support in external version of the tool

Any ideas?

Also tried

amdvbflash -p 0 bios.rom -fp didn't work same error
Click to expand...

-fa -fp
 
Imperator

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it should be : amdvbflash -p -f -fa -fp 0 BIOS.rom
 
eidairaman1

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impero said:
it should be : amdvbflash -p -f -fa -fp 0 BIOS.rom
Click to expand...
amdvbflash -unlockrom 0
Press enter
amdvbflash -p -f -fa- fp 0 (name of bios with .rom at end)
 
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Do it and keep us informed.
 
eidairaman1

eidairaman1

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geronimodkj said:
Hi! I'm trying to flash my vega 64 to 56.

My card is this one with this bios - https://www.techpowerup.com/vgabios/202456/gigabyte-rxvega64-8192-180110

The bios I'm using for flashing is this - https://www.techpowerup.com/vgabios/214191/gigabyte-rxvega56-8192-190723

I'm trying to flash it with cmd in admin mode with this command: amdvbflash -f -p 0 bios.rom

I also did the unlock rom before. per t he guide here - https://www.techpowerup.com/forums/threads/asrock-5700-to-5700xt.262371/#post-4179692

But when running the flash command i get ssid mismatched an -f option not support in external version of the tool

Any ideas?

Also tried

amdvbflash -p 0 bios.rom -fp didn't work same error
Click to expand...
I would use the F2bios
 
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geronimodkj

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eidairaman1 said:
I would use the F2bios
Click to expand...
Whiche one is the F2 bios?

Not working

1642938964084.png


I'm running command as admin.

I'm using the 3.2 version External package created by W1zzard.

After some googling I realized I needed v 2.93. Downloaded that, tried it and it worked.
 
Last edited:
eidairaman1

eidairaman1

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geronimodkj said:
Whiche one is the F2 bios?

Not working

View attachment 233600

I'm running command as admin.

I'm using the 3.2 version External package created by W1zzard.

After some googling I realized I needed v 2.93. Downloaded that, tried it and it worked.
Click to expand...
Ok post a gpu-z screen
 
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