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PCIe 3.0 x8 ( in X16)
PCIe 3.0 x8
LAN1
RJ45
I350-BT2
LAN2
X550-BT2
RJ45
PHY
RGRMII
RJ45
RTL8211E-VB-CG
DDR3
SPI
AST2400
BMC Boot Flash
COM1
VGA CONN
Connector
Temp Sensor
Note: This is a general block diagram and may not exactly represent the features on
your motherboard. See the previous pages for the actual specifications of your moth-
erboard.
Figure 1-3.
System Block Diagram
PCI-E X8 8.0 Gb/S
#0-7
PCI-E X8 8.0 Gb/S
#8-15
LAN 1
PCI-E X4 GEN2 / 5.0Gb/S
PCI-E X1 2.5 Gb/S
BMC
USB 2.0
SPI
LPC
TPM HEADER
Debug Card
COM2
Header
SYSTEM POWER
FRONT PANEL
17
IMVP 8
65W
2 PHASE for Vcore
1 PHASE for VSA
Xeon
BGA1440
DMI3
DMI3 x4
PCI-E X4 8.0 Gb/S
#5~#8
PCI-E X4 8.0 Gb/S
#9/10/11/12
#5~#8
#4
#3
PCH
#2
6.0 Gb/S
#2~#7
#2
#1
USB 3.0
#13
#13 USB2.0
#2
#1
USB 2.0
SPI
MUX
SPI
BIOS
FAN SPEED
CTRL
Chapter 1: Introduction
#B-1
#B-0
#A-1
#A-0
PCIe 3.0 x4 ( in X8)
M.2 SSD
#7
#6
#5
#5
#4
#3
#14
#12
#11
#10
#9
#8
#7
#6
#5
#4
#3
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