Download catalyst 14.6 beta

Download the sgminer binaries at:

http://cryptomining-blog.com/3085-updated-windows-binary-for-the-new-sgminer-5-0-beta-miner-software

Experiment with settings.

A 7990 should do around 8mhash in x13 mining. The 7950 above 3mhash .


https://www.nicehash.com is currently paying :

X13    1.1212 BTC/GH/Day

Your rigs should do around 100mhashes per day in x13(when configured correctly) with 50% power usage compared to scrypt mining.

You earn 0.1212 Btc /day