Sapphire Radeon RX 570 with two Polaris cores and 16GB of GDDR5 memory in the first
Now also for Polaris: The new Red BIOS Editor RBE with full support for the older AMD Radeon RX 590, RX 580, RX 570, RX 480 and RX 470 | igor'sLAB : r/Amd
Used - Like New: GIGABYTE Radeon RX 570 Video Card GV-RX570GAMING-4GD - Newegg.com