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3-7ASUS LCD Monitor LS221 Series
3.4 Supported operating modes
Standard
Resolution
Frequency
Vertical
Frequency
Horizontal
Frequency
Pixel
DOS 720 x 400 70Hz 31.47KHz 28.32MHz
VGA 640 x 480 60Hz 31.47KHz 25.18MHz
640 x 480 72Hz 37.90KHz 31.50MHz
640 x 480 75Hz 37.50KHz 31.50MHz
SVGA 800 x 600 56Hz 35.16KHz 36.00MHz
800 x 600 60Hz 37.90KHz 40.00MHz
800 x 600 75Hz 46.90KHz 49.50MHz
WVGA 848 x 480 60Hz 31.02KHz 33.75MHz
XGA 1024 x 768 60Hz 48.40KHz 65.00MHz
1024 x 768 70Hz 56.50KHz 75.00MHz
1024 x 768 75Hz 60.02KHz 78.75MHz
XGA+ 1152 x 864 75Hz 67.50KHz 108.00MHz
WXGA 1280 x 800 60Hz 49.62KHz 83.375MHz
1280 x 720 60Hz 44.69KHz 74.375MHz
1280 x 768 60Hz 47.78KHz 79.50MHz
1280 x 768 75Hz 60.29KHz 102.25MHz
QVGA 1280 x 960 60Hz 60.00KHz 108.00MHz
SXGA 1280 x 1024 60Hz 64.00KHz 108.00MHz
1280 x 1024 75Hz 80.00KHz 135.00MHz
WXGA 1360 x 768 60Hz 47.71KHz 85.50MHz
WXGA+ 1440 x 900 60Hz 55.94KHz 106.00MHz
1440 x 900 75Hz 70.64KHz 136.75MHz
WSXGA+
(Primary)
1680 x 1050 60Hz 65.29KHz 146.25MHz
* Modes not listed in the table may not be supported. For optimal resolution, we recommend that
you choose a mode listed in the table above.