I am curios why older cards perform better then new ones..my 280x have more hash then my rx 470 and rx 480 even 470 and 480 should have more horse power
Same here, RX 480 8GB ~ 160 hashes, R9 280X ~ 170 hashes and R9 290 ~ 185 hashes... but keep in mind that R9 290 uses almost double electricity.