Block Diagram - Gigabyte GA-EP45-UD3P User Manual

Block Diagram

1 PCI Express x16
PCIe CLK
(100 MHz)
PCI Express Bus
3 PCI Express x1
PCIe CLK
(100 MHz)
x1 x1
PCI Express Bus
2 SATA 3Gb/s
ATA-133/100/66/33 IDE Channel
PCI Bus
3 IEEE 1394a
2 PCI
PCI CLK
(33 MHz)
(Note) For optimum performance, if only one PCI Express graphics card is to be installed, be sure to install it in the
PCIEX16_1 slot. The PCIEX8_1 slot shares bandwidth with the PCIEX16_1 slot. When PCIEX8_1 is populated
with a PCI Express graphics card, the PCIEX16_1 slot will operate at up to x8 mode.
2 PCI Express x8
(Note) (Note)
Switch
x16
LAN1 LAN2 j
RJ45 RJ45
RTL8111C RTL8111C
x1
x1
x1
GIGABYTE
SATA2
TSB43AB23
LGA775
CPU
Host
Interface
Intel P45
®
x1
Intel ICH10R jk
®
Intel ICH10 l
®
CODEC
- 8 -
CPU CLK+/-
(400/333/266/200 MHz)
DDR2 1366/1066/800/667 MHz
Dual Channel Memory
MCH CLK
(400/333/266/200 MHz)
Dual BIOS
6 SATA 3Gb/s
12 USB Ports
Floppy
LPT Port
IT8718
COM Port
PS/2 KB/Mouse
j Only for GA-EP45-UD3P.
k Only for GA-EP45-UD3R.
l Only for GA-EP45-UD3.