[quote name=“RIPPEDDRAGON” post=“46192” timestamp=“1387469172”]Take a look at my power optimization thread: [url=http://forum.feathercoin.com/index.php/topic,4176.0.html]http://forum.feathercoin.com/index.php/topic,4176.0.html[/url]
I am working on a guide but that will help for now. I am so pissed my new Gigabyte R9 280xs are voltage locked…I am going to have to flash each of the 2 bios to different voltages, one for power optimization and the other for max hash rate.
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This is good info to keep on hand. As for unlocking the voltage, I was a bit turned off by it and worried that I’d bork the ROMs on these cards until I followed that process ([url=http://www.cryptobadger.com/2013/10/undervolting-in-linux-via-modified-bios/]http://www.cryptobadger.com/2013/10/undervolting-in-linux-via-modified-bios/[/url]) and found out how easily it’s done. And very, very effective.
Finally moved the rig out to the garage to take advantage of the sub-freezing temps outside and only now begun tweaking settings. Running at a thread concurrency of 8192 and intensity of 13 I’m getting 675 at 70deg C without even trying hard. Seeing your guide I think I need to bump TC to 21000whatever or something, see if that works.
BUT I’M MUCH RECEIVING MANY DOGE AT THE MOMENT AND DON’T WANT TO TAKE THE DOWNTIME or whatever
mike