Graphics Engine AMD Radeon RX 550 Bus Standard PCI Express 3.0 Video Memory GDDR5 2048MB / GDDR5 4096MB Engine Clock 1183 MHz Memory Clock 6000 MHz RAMDAC 400MHz Memory Interface 128-Bit DVI Max Resolution 2560 x 1600 DP Max Resolution 3840 x 2160 DVI Output Yes x 1 DP Port Yes x 1 HDMI Support Yes x 1 HDCP Support Yes Accessories 1 x Quick Guide