product information : hightech ati hd4670 iceq turbo (overclocked) pci-e 2.0 512mb 128-bit gddr3, 780/2000mhz, hdmi, dual link dvi, hdcp, hdtv, iceq fan hightech ati hd4670 iceq turbo (overclocked) pci-e 2.0 512mb 128-bit gddr3, core clock: 780, memory clock: 2000mhz, hdmi, dual link dvi, hdcp, hdtv, iceq fan, maximum resolution: 2560x1600, 320 stream processing units, ati crossfirex and directx10.1 support, full hd 1080p