
9
Supported Timing
Item
Standards
Resolution
Dot
Clock
(MHz)
Vertical
Scanning
Frequency
(Hz)
Horizontal
Scanning
Frequency
(kHz)
Sync Polarity
or composite
sync (H/V)
Operating
Mode
1 NEC
PC98
640x400 25.20
70.15 31.50
-/-
A/D
2 NEC
PC98
640x400 21.05
56.42 24.83
-/-
A/G
3 MAC
13”
mode
640x480 30.24
66.67 35.00
-/-
A/D/G
4 MAC
16”
mode
832x624 57.28
74.55 49.73
-/-
A/D/G
5 MAC
17”
mode
1024x768 80.00
75.02 60.24
-/-
A/D/G
6 VGA 640x350
25.18
70.09 31.47
+/- A/D/G
7 VGA 640x400
25.18
70.09 31.47
-/+
A
8 VGA 640x480
25.18
59.94 31.47
-/- A/D/G
9 VESA 640x480 31.50
72.81 37.86
-/- A/D/G
10 VESA 640x480 31.50
75.00 37.50
-/-
A/D/G
11 VESA 800x600 36.00
56.25 35.16
+/+ A/D/G
12 SVGA 800x600 40.00
60.32 37.88
+/+ A/D/G
13 VESA 800x600 50.00
72.19 48.08
+/+ A/D/G
14 VESA 800x600 49.50
75.00 46.88
+/+ A/D/G
15 VGA 720x400
28.32
70.09 31.47
-/+
A
16 XGA 1024x768
65.00
60.00 48.36
-/- A/D/G
17 VESA 1024x768 75.00
70.07 56.48
-/-
A/D/G
18 VESA 1024x768 78.75
75.03 60.02
+/+ A/D/G
19 1024x768
71.64
66.13
53.96 +/+ A/D
20 VESA 1152x864
108.00
75.00 67.50
+/+ A/D/G
21
1152x870 100 75.06 68.68
-/-
A/D
22 VESA 1280x960 108.0
60.0 60.0
+/+ A/D/G
23 VESA 1280x1024
108.0
60.02 63.98
+/+ A/D/G
24 VESA 1280x1024
127.0
69.85 74.88
+/+ A/D/G
25 VESA 1280x1024
135.0
75.03 79.98
+/+ A/D/G
26 SUN 1024x768
64.13
59.98 48.29 H+V
A
27 SUN 1024x768
74.25
70.04 56.59 H+V
A
*A=Analog Mode ; D=Digital Mode ; G=Sync On Green Mode
*Once a mode is optimized, there is no need to make any further adjustment as long as the VGA
card remains unchanged.
*Specifications are subject to change without notice.