New Radeon RX 6600 XT is reportedly super-efficient at crypto mining August 11, 2021 by admin Tweet The Radeon RX 6600 XT may be the most power-efficient Ethereum mining GPU according to a video that shows its alleged performance. The card is apparently doing 32MH/s while sipping just 55W of power. Read more… Neowin Related Posts:Yet-to-release RX 6600 emulated and put through…AMD Radeon RX 6600 XT and 6600 alleged specs and…GPU deals: AMD Radeon RX 6600 8GB are selling for as…GPU deals: AMD Radeon RX 6600 XT models as low as…AMD Radeon Epic GPU deals: RX 570 4GB for just $249,…