Datasheet

Register Description
R
Datasheet 111
Table 29. Intel
®
855GM GMCH Configurations and Some Resolution Examples
Straps Read
Through
HPLLCC[2:0]:
D0:F3:Regist
er Offset C0-
C1h, bits[2:0]
FSB
Rate
System
Memory
Frequency
GFX Core
Clock(Low)
GFX Core
Clock
(High)
LVDS Port DVO Port CRT Port
1400x1050@75 Hz
DCLK = 155 MHz
1400x1050@ 85 Hz
DCLK = 177 MHz
133 MHz 1400x1050 @ 60
Hz
DCLK = 108 MHz
1600x1200@60 Hz
DCLK = 162 MHz
1600x1200@85-Hz
DCLK = 229 MHz
1600x1200@85 Hz
DCLK = 229- MHz
1600x1200@85-Hz
DCLK = 229 MHz
000 400
MHz
266 MHz
200 MHz 1600x1200 @ 60
Hz
DCLK = 162 MHz
2048x1536@72 Hz
DCLK = 324 MHz
2048x1536@75 Hz
DCLK = 340 MHz
1400x1050@85 Hz
DCLK = 177 MHz
1400x1050@ 85 Hz
DCLK = 177 MHz
100 MHz 1024x768 @ 60 Hz
DCLK = 65 MHz
1920x1080@60 Hz
DCLK = 172 MHz
1920x1080@ 60 Hz
DCLK = 172 MHz
1600x1200@85 Hz
DCLK = 229 MHz
1600x1200@85 Hz
DCLK = 229 MHz
001 400
MHz
200 MHz
200 MHz 1600x1200 @ 60
Hz
DCLK = 162 MHz
2048x1536@72 Hz
DCLK = 324 MHz
2048x1536@75 Hz
DCLK = 340 MHz
1400x1050@85 Hz
DCLK = 177 MHz
1400x1050@ 85 Hz
DCLK = 177 MHz
100 MHz 1024x768 @ 60 Hz
DCLK = 65 MHz
1920x1080@60 Hz
DCLK = 172 MHz
1920x1080@ 60 Hz
DCLK = 172 MHz
1400x1050@75-Hz
DCLK = 155 MHz
1400x1050@85 Hz
DCLK = 177 MHz
010 400
MHz
200 MHz
133 MHz 1400x1050 @ 60
Hz
DCLK = 108 MHz
1600x1200@60 Hz
DCLK = 162 MHz
1600x1200@85 Hz
DCLK = 229 MHz