galaxy gf9400gt pci-e 512mb ddr2 128-bit, hdcp, hdtv, dvi, fan galaxy geforce 9400gt pci-e 512mb ddr2 128-bit, hdcp, hdtv, 16 stream processors, 128-bit floating point high dynamic-range lighting, nvidia quantum effects physics processing, dual-link dvi with 2560x1600 maximum resolution, directx 10 and microsoft windows vista support