Topic Title: Valve Dota2 game can not be enabled dual-graphics Crossfire
Topic Summary: Dota2
Created On: 02/19/2013 01:03 PM
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 02/19/2013 01:03 PM
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Posts: 1
Joined: 02/19/2013

Graphics Card
AMD Radeon HD 7640G+7450M Dual Graphics

AMD Catalyst Driver Version, and Driver History

Operating System

windows 7 sp1 64bit

Issue Details
Hello!I come from China, I now use the Lenovo Z485 notebook products.My question now is: the run valve dota2 game can not enable AMD CrossFireX dual-graphics Crossfire function.I hope you can help me solve, thank you!My E-mail address is

Motherboard or System Make & Model
lenovo IdeaPad Z485A-AEI

Power Supply


Display Device(s) and Connection(s) Used
I don't know.

Applications and Games
Dota2 of valve

CPU Details

Motherboard BIOS Version

System Memory Type & Amount
4G DDR3 1600*2

Additional Hardware


Additional Details

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