15
Chapter 1: Introduction
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.
Intel C621 System Block Diagram
VCCP0
VCCP1
DDR4
PCH
Processor 1
(Socket: 0)
DDR4
DDR4
DDR4
Processor 2
(Socket: 1)
PCI-E X16 G3
PCI-E X16 G3
PCI-E X16 G3
PCI-E X8 G3
PCI-E X8 G3
PCI-E X8 G3
PCI-E X8 G3
PCI-E X4 G3
BMC
Debug Card
TPM Header
USB
Super IO
AST2500
PS/2
Keyboard/Mouse
DDR4
VGA
CONN
Temp Sensor
BIOS
COM2
Header
W83773 at SMBUS
BMC Boot
Flash
PCI-E X8
PCI-E X8
PCI-E X16
PCI-E X16
SLOT 4
SLOT 6
SLOT 5
SLOT 3
#1
#2
#3
#4
#8
#7
#6
#5
6.0 Gb/S
UPI
UPI
UPI
10.4/11.2G
P1
P0
P1
P0
ALC888
#2-1
#2-2
#2-3
#2-4
#2-5
#2-6
#2-7
#2-8
#1-1
#1-2
#1-3
#1-4
#1-5
#1-6
#1-7
#1-8
PCI-E X16
PCI-E X8
LAN Control
2x1G
88E1512
SAS3008
KR/KX
RMII/NCSI
PCI-E X1 G2
USB 2.0
USB 3.0
LPC
SPI
SPI
DMI3
DMI
#3D
DMI
#3
#1A
#2
#1B
#2A #2B
#1
up to 2666/2933*
SATA
up to 2666/2933*
6 CH
6 CH
Support for 2933MHz memory
is dependent on the CPU SKU