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CPU1-D1
LAN1 (To CMM)
RGRMII
RTL8211FS-VS-CG
BMC
DDR4
AST2600
Temperature Sensor
TMP432 RT1/RT2/RT8
SPI2
SPI1
SPI
MUX SEL
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
CPU1-C1
CPU1-B1
CPU1-A1
Intel Xeon Scalable Processor
DMI
DMI3
PCH
PCIe 2.0 x1
PCIe #11
(FIA #12)
USB 2.0
USB2 #9
USB2 #10
eSPI
FWSPI
TPM
SPI
SPI
BMC Boot Flash
SPI
CPLD
SPI
MUX
SPI
CPLD BOOT FLASH
eMMC
eMMC
BIOS
15
CPU1-E1
VR14
8 PHASE
350W
CPU 1
4th Generation
DDR5
PECI: 30
SOCKET ID: 0
PE0
PE1
PE2
PE3
PE4
PCIe 5.0 x8
PCIe 5.0 x8
MCIO 2A
PCIe 5.0 x8
MCIO 2B
PCIe 5.0 x8
MCIO 1A
PCIe 5.0 x8
MCIO 1B
MP1
10/25G
PORT1
10/25G
PORT0
6.0 Gb/s
#0
SATA
SATA #0
(FIA #21)
USB3 #4
USB 3.0
(FIA #19)
USB2 #7
USB 2.0
USB2 #0
USB2 #1
SPI
TPM HEADER
Debug Card
USB 3.0 Type-A
JUSB0
SPI
VGA/COM
Debug Header
JKVM1
Chapter 1: Introduction
CPU1-F1
CPU1-G1 CPU1-H1
MEZZ1
Mezzanine Connector
(for M.2 or fabric)
PCIe 5.0 x4
M.2A
PCIe 5.0 x4
M.2B
PCIe 3.0 x8
U36
PCIe 3.0 x8
U46
PORT2
FLASH
SPI
Mellanox
T27712A0
ConnectX-4 Lx EN
PORT0
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