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#1 (permalink) |
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Registered User
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Sapphire Radeon HD4870X2 second core not enabled, Help
hello guys,
i just noticed today when i was exploring my ati control center, under the category information center --> Graphics Hardware, that the other core is enabled and the other one is not (that might explain the poor performance in Age Of Conan Game "LoW graphics 30FPS") : Primary Adapter Graphics Card Manufacturer Built by ATI Graphics Chipset ATI Radeon HD 4870 X2 Device ID xxxx Vendor xxxx Subsystem ID xxxx Subsystem Vendor ID xxxx Graphics Bus Capability PCI Express 2.0 Maximum Bus Setting PCI Express 2.0 x16 BIOS Version 011.007.000.000 BIOS Part Number 113-B50902-xx0 BIOS Date 2008/07/14 Memory Size 1024 MB Memory Type GDDR5 Core Clock in MHz 750 MHz Memory Clock in MHz 900 MHz Total Memory Bandwidth in GByte/s 107 GByte/s Disabled Adapter Graphics Card Manufacturer Built by ATI Graphics Chipset ATI Radeon HD 4870 X2 Device ID xxxx Vendor xxxx Subsystem ID xxxx Subsystem Vendor ID xxxx Graphics Bus Capability PCI Express 2.0 Maximum Bus Setting PCI Express 2.0 x16 BIOS Version 011.007.000.000 BIOS Part Number 113-B50902-xx1 BIOS Date 2008/07/14 Memory Size 1024 MB Memory Type GDDR5 Core Clock in MHz 750 MHz Memory Clock in MHz 900 MHz Total Memory Bandwidth in GByte/s 107 GByte/s So My question is: how to enable both cores? |
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#2 (permalink) |
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Registered User
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Re: Sapphire Radeon HD4870X2 second core not enabled, Help
btw i downloaded GPU-Z and heres are the info's :
GPU 1 : http://gpuz.techpowerup.com/08/11/11/cvf.png GPU 2 : http://gpuz.techpowerup.com/08/11/11/guc.png now, as you see the second gpu is downclocked w00t?! i have no idea why it is downclocked.... need serious help here guys also, what does "ATI crossfire enabled (2GPUs) , sideport off" mean? And also in my ati overdrive section it shows that the GPU activity is: 524% So ***? my GPU is totally ****** up? Last edited by seeker991; 11-11-2008 at 04:10 PM. |
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#4 (permalink) |
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Registered User
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Re: Sapphire Radeon HD4870X2 second core not enabled, Help
Download the catalyst drivers (8.11) that'll cure the activity bug.
Enable catalyst AI to use both gpu's. It is down clocked untill you enter a 3d app that supports crossfire. The new drivers downclock both cores when in 2d mode, therefor keeping the gpu nice and cool. Everything runs fine once you start a game though.
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