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15
Chapter 1: Introduction
Figure 1-8. Motherboard Block Diagram
Motherboard Block Diagram
BH12SSi-M25
AMD SP3 Rev. 1.00
E
CPU
A
D
D
R4
D
IMM
D
D
R4
D
IMM
D
D
R4
D
IMM
D
D
R4
D
IMM
D
D
R4
D
IMM
D
D
R4
D
IMM
D
D
R4
D
IMM
D
D
R4
D
IMM
C
B
H
G
F
D
AMD SP3
G0
G1
G2
G3
Mezzanine slot
PCIE X16
G1 [0-15]
G2 [18-15]
CX4 25G LAN
P0
P1
P2
P3
P0 [0-3]
P1 [0-15]
P2 [0-15]
M.2
PCIE X4 / SATA
M.2
PCIE X4 / SATA
P0 [4-7]
PCIE X16
PCIE cable connector
PCIE X16
BMC
AST2500
PHY
RTL8211FS
VGA
CPU USB2 [2]
TPM
LPC
BIOS ROM
32MB
LPC
SPI
CPU USB2 [0-1]
USB2.0 X2
G3 [14]
BMC ROM
32MB
KVM Connector
TWO PORT
Backplane Connector
25G x2
SerDes
REVERSAL
REVERSAL
PCIE cable connector