Chapter 4 Technical Reference; Block Diagram - Gigabyte GA-7VAX User Manual

Chapter 4 Technical Reference

Block Diagram

AGP 2X/4X/8X
AGPCLK
(66MHz)
5 PCI
RTL8100BL
AC97
CODEC
PCI C LK
(33MHz)
PCICLK (33MHz)
USBCLK (48MHz)
14.318 MHz
33 MHz
" * " FOR GA-7VAXP Ultra Only.
" ** " FOR GA-7VAXP U ltra / GA-7VAXP Only.
" *** " For GA-7VAXP Ultra / GA-7VAXP / GA-7VAX1394 Only.
CPUCLK+/- (100/133/166MHz)
AMD-K7
TM
Sy stem Bus100/133/166 MHz
100/133/166 MHz
VIA
HCLK+/- (100MHz)
VT8377
MCHCLK (100/133/166MHz)
66 MHz
33 MHz
14.318 MHz
48 MHz
PDC20276 **
VIA
(RAID133)
VT8235
LPC BUS
IT8705
ATA33/66 24 MHz
6 USB
/100/133
33 MHz
Ports
IDE Channels
SIL3112 *
S_ATA1*
HCLK+/- (100MHz)
CPUCLK+/- (100/133/166MHz)
CLK
AGPCLK (66MHz)
GEN
MCHCLK (100/133/166mHz)
ICH3V66 (66MHz)
- 55 -
DDR RAM
3 IEEE1394 ***
IDE3 **
IDE4 **
Game Port
Fl o ppy
LPT Port
PS/2
KB/Mouse
COM
SCR
Ports
S_ATA2*
Technical Reference