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Need original bios

Ilija_2

New Member
Joined
Mar 6, 2025
Messages
2 (2.00/day)
I bought this sapphire RX580 Nitro+ 4gb from a seller that told me he had modified bios. (both)
I can't seem to find a matching bios (with the same PN), and the gpu only posts in gen2 pcie (another gpu posts in the gen3 on the same motherboard). I gues it is a bios issue.
On the pictures the old bios is modified, it has a wrong PN numbers.
Can someone provide an original bios and help me resolve the pcie issues?
 

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Joined
Mar 20, 2008
Messages
2,045 (0.33/day)
System Name Ryzen5900X
Processor AMD Ryzen 5900X
Motherboard Gigabyte B550 AORUS PRO AC
Cooling NZXT Kraken X62
Memory 4x G.Skill F4-3600C17D-8GTZ
Video Card(s) AMD Radeon RX 6800XT Midnight Black
I bought this sapphire RX580 Nitro+ 4gb from a seller that told me he had modified bios. (both)
I can't seem to find a matching bios (with the same PN), and the gpu only posts in gen2 pcie (another gpu posts in the gen3 on the same motherboard). I gues it is a bios issue.
On the pictures the old bios is modified, it has a wrong PN numbers.
Can someone provide an original bios and help me resolve the pcie issues?
Both bioses are available in the bios collection. What you currently are trying to do is flashing a quiet bios over the performance bios...
Are you aware of the bios switch on the card?

Did you read the mini flash guide of eidairaman1? Be aware, you must use version 2.93 for force flashing a Polaris card.

Performance bios:

Quiet bios:
 

Ilija_2

New Member
Joined
Mar 6, 2025
Messages
2 (2.00/day)
Both bioses are available in the bios collection. What you currently are trying to do is flashing a quiet bios over the performance bios...
Are you aware of the bios switch on the card?

Did you read the mini flash guide of eidairaman1? Be aware, you must use version 2.93 for force flashing a Polaris card.

Performance bios:

Quiet bios:
Thank you, I'll try flashing these, although on the site, the pn number starts with 199, not 299. Does this really matter?
I am sorry if I am wrong, I honestly have no idea what am I doing.
 
Joined
Mar 20, 2008
Messages
2,045 (0.33/day)
System Name Ryzen5900X
Processor AMD Ryzen 5900X
Motherboard Gigabyte B550 AORUS PRO AC
Cooling NZXT Kraken X62
Memory 4x G.Skill F4-3600C17D-8GTZ
Video Card(s) AMD Radeon RX 6800XT Midnight Black
Thank you, I'll try flashing these, although on the site, the pn number starts with 199, not 299. Does this really matter?
I am sorry if I am wrong, I honestly have no idea what am I doing.
Bios part number != hardware part number

"E366" which is listed on your PCB, cooler and in the vbios is important.
 
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