Is anyone mining with older r9 cards I have a mix rig with 270,280 and 390's and was wondering how they mined or expected hashrates
Hashrates with heavily undervolted and -clocked summer settings: 950/1250 MHz core/mem @ 970 mV
270 - 4670 sol/s
270x - 4800 sol/s
280x - 8700 sol/s