GIGABYTE AMD RADEON R7 240 OC (GV-R724OC-2GI) - 2048MB GDDR3, 128-Bit Memory Bus, PCI Express 2.0 Connections : 1x DVI-I, 1x D-Sub, 1x HDMI Core: 780MHz (BASE) / 900MHz Boost / Memory : 1800MHz DirectX 11.2, OpenGL 4.2, nVidia PhysX Technology, Windows 8 Certified, HDCP Compliant