Packed with the latest GPU technologies, the Radeon HD 6450 graphics processor is a next-generation visual upgrade that delivers Eyefinity multi-display technology, HDMI 1.4a for stereoscopic (3D) displays as well as 2nd generation support for DirectX 11 for the most versatile solution for everyday computing. GPU : 160 Stream Processors, 40 nm, 625 MHZ Engine Clock PCI-Express 2.1 64 bit Memory Bus DDR3 Memory Type 1334Mbps Effective Memory Clock 2048 MB Size Legacy BIOS Maximum 2 Outputs 1 x Dsub, 1 x DVI-I, 1 x HDMI API : OpenGL 4.1, DirectX 11, Shader Model 5.0 System Requirement : 400 Watt Power Supply (Suggestion) 1024 MB Minimum of system memory CD-ROM or DVD-ROM drive for installing software PCI Express 2.0 or higher version based PC is required with one X16 lane graphics slot available on the motherboard in order for the card to be compatible with. model : Sapphire HD6450 2GB DDR3 PCIE 64 bit tag : Video - Graphic Cards