ASROCK B650 PG LIGHTNING - System Block Diagram

12
1.5 Block Diagram
Channel B Channel A
DDR5 Slot x2 DDR5 Slot x2 PCIe 1 x16 Gen4 Slot
x4 Gen5
M.2_1(PCIe Gen5x4)
PCIe x4 Gen4 BUS
1st AMD PROM21 Chipset
AMD AM5 Processor LGA1718
DP0
HDMI Port
Front USB 3.2 Gen1 2 ports
x16 Gen4 x1
x2 Gen4
PCIe3 Gen4x2 Slot
x1
Realtek RTL8125B 2.5G LAN Key E WiFi M.2_2(PCIe Gen4x4)
x4 Gen4
20Gb/s
Rear USB3.2 Gen1 Type A 2 ports
5Gb/s
x1 Gen4
PCIe2 Gen4x1 Slot
x1 Gen4
PCIe4 Gen4x1 Slot
SATA 6Gb/s
SATA 4 ports
Front USB 2.0 4 port
480Mb/s
SPI 480Mb/s
MCU NUC121 Flash ROM
AZ(HD Audio)
Audio Codec ALC897 3 Rear USB3.2 Gen1 Type A 2 ports Rear USB3.2 Gen1 Type A
5Gb/s
ASM1074 HUB
5Gb/s
Rear USB3.2 Gen2X2 TypeC
Rear USB3.2 Gen1 port(LAN down)
5Gb/s
Rear USB3.2 Gen1 port(LAN UP)
5Gb/s
Front USB 3.2 Gen2 Type C
10Gb/s
GL852G USB2.0 HUB
480Mb/s
Rear USB2.0 4 Ports USB_1 support Flashback
eSPI
SIO NCT6796D-S
KB/MS
FAN 6 Ports H/W Monitor
x2 Gen4
M.2_3(PCIe Gen4x2)