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Title: 7970 dropped from 650 Khash to 400? Post by: ragingazn628 on April 10, 2013, 11:16:26 AM Why did my speed drop after upgrading from 12.8 to 13.1 and installing SDK 2.8?
Title: Re: 7970 dropped from 650 Khash to 400? Post by: Joe_Bauers on April 10, 2013, 02:42:22 PM Why did my speed drop? After upgrading from 12.8 to 13.1 and installing SDK 2.8? Yes, that's true. Go back to what you had... Or google what is best for your card ;) Some of the newer SDK's are horrible for mining. Title: Re: 7970 dropped from 650 Khash to 400? Post by: scouzi on April 17, 2013, 11:52:47 PM Why did my speed drop after upgrading from 12.8 to 13.1 and installing SDK 2.8? Is the GPU running at 96%-99% or more like 80%? Title: Re: 7970 dropped from 650 Khash to 400? Post by: Quix on April 18, 2013, 12:56:02 AM I find that SDK 2.7 is the best for my 7950s, 2.8 drops the (Bitcoin) hash rate terribly.
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