Vulkan and DirectX 12 expose the best the RX 480 has to offer, increasing performance by as much as 20%. Here's a few highlights of reviews with good coverage of these modern
PowerColor RED DRAGON Radeon RX 480 DirectX 12 AXRX 480 4GBD5-3DHDV2 4GB 256-Bit GDDR5 PCI Express 3.0 HDCP Ready CrossFireX Support ATX Video Card