The specifications of the used monitor are available from the Dell web site: http://support.euro.dell.com/support/edocs/monitors/2405fpw/en/about.htm#Specifioications
Some information quoted below. General Model number 2405FPW Flat Panel Screen type Active matrix - TFT LCD Screen dimensions 24 inches (24-inch diagonal viewable image size) Preset display area: Horizontal 518.4 mm (20.4 inches) Vertical 324.0 mm (12.7 inches) Pixel pitch 0.270 mm Viewing angle +/- 89 (vertical) typ, +/- 89 (horizontal) typ Luminance output 500 cd/m (typ) Contrast ratio 1000:1 (typ) Faceplate coating Antiglare with hard-coating 3H Backlight 6 CCFLs U-type backlight Response Time 12ms typical (Grey to Grey) / 16ms typical (Black to White) Resolution Horizontal scan range 30 kHz to 81 kHz (automatic) Vertical scan range 56 Hz to 76 Hz, exception 1680 x 1200 & 1920 x 1200 at 60 Hz only Optimal preset resolution Analog : 1920 x 1200 at 60 Hz(VESA CVT-R Mode) Digital : 1920 x 1200 at 60 Hz(VESA CVT-R Mode) Highest preset resolution Analog : 1920 x 1200 at 60 Hz(VESA CVT-R Mode) Digital : 1920 x 1200 at 60 Hz(VESA CVT-R Mode) Preset Display Modes Display Mode Horizontal Frequency (kHz) Vertical Frequency (Hz) Pixel Clock (MHz) Sync Polarity (Horizontal/Vertical) VGA, 720 x 400 31.5 70.1 28.3 -/+ VGA, 640 x 480 31.5 59.9 25.2 -/- VESA, 640 x 480 37.5 75.0 31.5 -/- VESA, 800 x 600 37.9 60.3 40.0 +/+ VESA, 800 x 600 46.9 75.0 49.5 +/+ VESA, 1024 x 768 48.4 60.0 65.0 -/- VESA, 1024 x 768 60.0 75.0 78.8 +/+ VESA, 1152 x 864 67.5 75.0 108.0 +/+ VESA, 1280 x 1024 64.0 60.0 108.0 +/+ VESA, 1280 x 1024 80.0 75.0 135.0 +/+ VESA, 1600 x 1200 75.0 60.0 162.0 +/+ VESA, 1920 x 1200 74.0 60.0 154.0 +/- -- Unexpected screen resolution https://launchpad.net/bugs/32311 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs