Product Detail BFG Tech GeForce 8400GS 512MB DDR2 PCI Video Card General Features: NVIDIA GeForce 8400 GS graphics processing unit (GPU) 16 stream processors Core clock: 567 MHz Shader clock: 1400 MHz 512 MB DDR2 memory 64-bit memory interface 666 MHz memory data rate PCI interface NVIDIA Unified Driver Architecture NVIDIA GigaThread technology NVIDIA Lumenex Engine . The "BFG GeForce 8400 GS - Graphics adapter - GF 8400 GS - PCI - 512 MB DDR2 - DVI HDCP - TV out - retail" is best product for you. We recommended BFG GeForce 8400 GS - Graphics adapter - GF 8400 GS - PCI - 512 MB DDR2 - DVI HDCP - TV out - retail