i have dg33fb intel matherboard and 4 gb ddr2 ram and 500wat power supply what kind of 1 gb graphic card i can use in my system i have recently bought ati radeon power colour 5670 ddr3 1gb graphic card but is my pc able to support this graphic card because i have tried it in my pc but it was not running well help me out
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which cpu are you using now? did you try with latest driver?
Go to the AMD support site, download the drivers for your card and operating system, then install them.