B550D4-4L
12
13
English
1.7 Block Diagram
PCIE
PCIE/SATA
PCIE
LPC
PCIE GEN2 x1
USB
SPI
USB2.0
SPI
SPI
SPI
PCIE GEN3 x4 / SATA GEN3
PCIE GEN2 x1
SATA
SATA
SATA
SATA
USB3.2 GEN2 / USB2.0
USB
USB2.0
USB3.2 GEN1 / USB2.0
SATA
SATA
USB
USB
SATA
SATA
LPC
SPI
LPC
FAN
SPI
DDR4/VRAM
DDR4
DDR4
CHANNEL-A
CHANNEL-B
ECC/nonECC-UDIMM
DDR4
DDR4
ECC/nonECC-UDIMM
ECC/nonECC-UDIMM
NCSI
NCSI
DISPLAYPORT
ECC/nonECC-UDIMM
ECC/nonECC-UDIMM
USB3.2 GEN1 / USB2.0
USB TYPE-A
USB TYPE-A
ECC/nonECC-UDIMM
AMD PROCESSOR
Socket AM4 (PGA 1331)
Support Max
:
105 W
DDR4 DRAM
AST2500
VIDEO DAC
PCIE
USB
LPC
SPI FLASH
(512Mb)
PCIE SLOT6
SIO
NCT6796D-R
PCIE GEN4 x4
PCIE SLOT4
GIGA LAN
GIGA LAN
USB TYPE-A
HDMI
GIGA LAN
SATA1
M.2
IPMI LAN
D-SUB
USB TYPE-A
USB 3.2 GEN1 HEADER
B550
FAN 6PIN x6
COM CONNECTOR
USB TYPE-A
USB 2.0 Header 2PORT
COM HEADER
LPC TPM Header
SPI TPM Header
GIGA LAN
BIOS
SPI FLASH
32MB
ECC/nonECC-UDIMM
PCIE GEN4 x16
ECC/nonECC-UDIMM
SATA2
ASM1061
SATA6
SATA5
SATA4
SATA3
I210-AT
I210-AT
I210-AT
I210-AT
PCIE GEN2 x1
PCIE GEN2 x1
PCIE GEN2 x1
PCIE GEN2 x1
USB3.2 GEN1 / USB2.0
PCIE GEN3 x4
UP-STREAM LINK
DOWN-STREAM LINK
DISPLAY
PCIE
PCIE
USB
USB
SPI
SWITCH
RTL8211E
RGMII
VIDEO DAC
UART
UART
UART1
UART0
MAC1
LPC
MAC2
PCIE