Do you own a Sapphire Radeon HD 6870?

jpeyton

Moderator in SFF, Notebooks, Pre-Built/Barebones
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Aug 23, 2003
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Does it look like this card:

Sapphire_6870_pic2.jpg


Does it have 2x DVI, 1x HDMI, 1x DisplayPort like the card pictured (and not 2x Mini DisplayPort)?

If yes, I would really like a copy of your card's BIOS. Getting a copy of the BIOS is easy:

1) Download ATI Winflash

2) Run ATI Winflash

3) Click "Save"

I have a Sapphire 6870 with a borked HDMI output, and I think it's because it has the wrong BIOS loaded on it. The card outputs fine over DVI, but it won't output over HDMI.

I already tested all the Sapphire 6870 BIOS files on TechPowerUp here (none worked): http://www.techpowerup.com/vgabios/...re&model=HD+6870&interface=PCI-E&memSize=1024
 

jpeyton

Moderator in SFF, Notebooks, Pre-Built/Barebones
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Aug 23, 2003
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Thanks much for the file. I tried flashing it as is, but I get a "Subsystem ID mismatch" error. I will try editing it with RBE first to get the Subsystem IDs to match, or maybe force flashing it.
 

jpeyton

Moderator in SFF, Notebooks, Pre-Built/Barebones
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Aug 23, 2003
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I just wanted to say thanks to RavenSEAL for helping me out. I needed to force flash the card with the BIOS he provided, but after doing so the HDMI port was functional again.
 

cba31

Junior Member
Mar 7, 2012
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Jpeyton: Hi sorry but I do not speak English translation I did this using the google translator, I have the same problem Bios solucionaste I wonder what your problem as the Bios with RBE modificaste or did you find the solution. thanks
 

jpeyton

Moderator in SFF, Notebooks, Pre-Built/Barebones
Moderator
Aug 23, 2003
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How to solve the problem Bios? Help please
I downloaded the BIOS that RavenSEAL provided, and force flashed my video card with the BIOS. No edits were made to the BIOS with RBE.
 

cba31

Junior Member
Mar 7, 2012
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Jpeyton: You can spend the steps to flash BIOS? I'm desperate... Thanks!!!
 

OmarBattlePizza

Junior Member
Mar 3, 2013
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Hi, ive got a weird problem. When i open GPU-Z i can see that my graphic card has only got 960 shaders instead of 1120 and im really p***ed off because it stays 960 nomatter what bios i flash into it. Any cure for that?