What is the has rate increase of 12.1 over 12?
175 => 195 on 380x stock clocks
LESS THAN 5% HASHRATE INCREASE--
It varies some per card and settings, but there is a real increase in hash rate. My 280X cards mine at 310 Sols/s, on v12.0 the were mining at 295 Sols/s. R9 Fury cards mine at 460 Sols/s, on v12.0 they were mining at 450 Sols/s. --scryptr