the speed on some cards increased significantly.some rather decreased.
ver.9.7 rx 480-8gb(764 hs) rx 480-4gb(726 hs) r9 270x 2gb(495 hs)
ver.11.0 rx 480-8gb(869-880 hs) rx 480-4gb(796 hs) r9 270x (441 hs)