This LCD only supports a max Res of 1024x768 and refresh rates between 60 and 75. Radeon driver without modes or rates specified: SZ: Pixels Physical Refresh *0 1280 x 960 ( 307mm x 230mm ) *60 1 1024 x 768 ( 307mm x 230mm ) 75 70 60 2 832 x 624 ( 307mm x 230mm ) 75 3 800 x 600 ( 307mm x 230mm ) 75 72 60 4 640 x 480 ( 307mm x 230mm ) 75 73 60 5 416 x 312 ( 307mm x 230mm ) 75 6 400 x 300 ( 307mm x 230mm ) 75 72 60 Radeon driver with the HorizSync 31-60 and VertRefresh 60-75 rates specified: SZ: Pixels Physical Refresh *0 1280 x 960 ( 307mm x 230mm ) *60 1 1024 x 768 ( 307mm x 230mm ) 75 70 60 2 832 x 624 ( 307mm x 230mm ) 75 3 800 x 600 ( 307mm x 230mm ) 75 72 60 4 640 x 480 ( 307mm x 230mm ) 75 73 60 5 416 x 312 ( 307mm x 230mm ) 75 6 400 x 300 ( 307mm x 230mm ) 75 72 60 FGLRX driver without modes or rates specified: SZ: Pixels Physical Refresh *0 1024 x 768 ( 306mm x 229mm ) 75 72 70 *60 1 1024 x 480 ( 306mm x 229mm ) 60 2 848 x 480 ( 306mm x 229mm ) 60 3 800 x 600 ( 306mm x 229mm ) 75 72 70 60 56 47 4 720 x 576 ( 306mm x 229mm ) 60 5 720 x 480 ( 306mm x 229mm ) 60 6 640 x 480 ( 306mm x 229mm ) 75 72 60 7 640 x 400 ( 306mm x 229mm ) 75 60 8 512 x 384 ( 306mm x 229mm ) 60 9 400 x 300 ( 306mm x 229mm ) 75 60 10 320 x 240 ( 306mm x 229mm ) 75 60 11 320 x 200 ( 306mm x 229mm ) 75 60 FGLRX driver with the HorizSync 31-60 and VertRefresh 60-75 rates specified: SZ: Pixels Physical Refresh *0 1280 x 1024 ( 307mm x 230mm ) *47 43 1 1152 x 864 ( 307mm x 230mm ) 60 47 43 2 1024 x 768 ( 307mm x 230mm ) 75 72 70 60 3 800 x 600 ( 307mm x 230mm ) 75 72 70 60 56 4 720 x 576 ( 307mm x 230mm ) 60 5 640 x 480 ( 307mm x 230mm ) 75 72 60 6 640 x 400 ( 307mm x 230mm ) 75 60 7 400 x 300 ( 307mm x 230mm ) 75 60 8 320 x 240 ( 307mm x 230mm ) 75 60 9 320 x 200 ( 307mm x 230mm ) 75 60