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Note: This is a general block diagram and may not exactly represent
the features on your serverboard. See the previous pages for the
Mellanox CX3
IB QDR/FDR
SXB1
LAN1
RGMII
LAN3
RJ45
RTL8211E-VB-CG
DDR3
SPI
BMC Boot Flash
<=1.758W (average)
2.3W (Peak)
VGA CONN
Temp Sensor
W83773G
Figure 1-1. Intel C612 Chipset:
System Block Diagram
actual specifications of your serverboard.
#1-4
#1-3
#1-2
#1-1
SNB CORE
DDR-IV
#3B
#3A
PCI-E X8 G3
PCI-E X8 G3
PCI-E X16 G3
SLOT 1
PCI-E X4 G3
BIOS
SPI
SPI Switch
SPI
#1/#2/#4/#5/6/7/8
PCI-E X1 G2
BMC
#3
AST2400
USB 2.0
#12 USB2.0
3.3STBY:0.5A
SPI
LPC
TPM HEADER
Debug Card
COM1
Connector
FAN SPEED
CTRL
FRONT PANEL
VR12.5
VR12.5
5 PHASE
5 PHASE
145W
145W
C
P
U
0
C
P0
P1
l
QPI
9.6G
SNB CORE
DDR-IV
P1
P0
QPI
9.6G
#2
#1
D
I M
2
#1
#2
#3A
PCI-E X8 G3
DMI2
4GB/s
1.05 PCH
1.05 ASW
1.5 PCH
PVCCIO 1.0/0.95
PCH
6.0 Gb/S
S-SATA
5V:1.2A
3.3V:0.1A
3.3 STBY:0.2A
TDP: 5W (SERVER)
Idle:0.45W
6.0 Gb/S
I-SATA
USB 2.0
USB 3.0
SPI
BIOS
HEADER
1-3
Chapter 1: Introduction
#2-2
#2-1
P
U
1
l
#3B
D
I M
2
SXB2
#1
#0
Adaptor Interface
x2 rear port
x2 rear port
#2-4
#2-3
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