Asus TUF GAMING B550-PLUS WIFI II Manual page 12

1.2.1 Layout contents
1. CPU socket
The motherboard comes with an AMD Socket AM4 for AMD Ryzen™ 5000 Series/ 5000
G-Series/ 4000 G-Series/ 3000 Series Desktop Processors*.
For more details, refer to Central Processing Unit (CPU).
2. DDR4 DIMM slots
The motherboard comes with Dual Inline Memory Modules (DIMM) slots designed for DDR4
(Double Data Rate 4) memory modules.
For more details, refer to System memory.
3. Expansion slots
This motherboard supports two PCIe x16 graphics cards and three PCIe 3.0 x1 network
cards, SCSI cards and other cards that comply with the PCI Express specification. Please
refer to the following table for the Hyper M.2 configuration.
Hyper M.2 x16 series card configuration
Slot
PCIEX16_1
•
•
•
4. Fan headers
The Fan headers allow you to connect fans to cool the system.
Header
CPU_FAN
CPU_OPT
CHA_FAN1
CHA_FAN2
CHA_FAN3
AIO_PUMP
5. Power connectors
These Power connectors allow you to connect your motherboard
to a power supply. The power supply plugs are designed to fit in
only one orientation. Find the proper orientation and push down
firmly until the power supply plugs are fully inserted.
1-2
PCIe bifurcation settings in PCIe x16 slots with different Ryzen™ CPUs
AMD Ryzen™ 5000 Series/ 3000
Series Desktop Processors (Support
PCIe Gen 4 SSDs)
Supported SSDs
4
Hyper M.2 X16 series cards are sold separately.
When using AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors and a
Hyper M.2 X16 series card with 4 M.2 SSDs, if you wish to connect a display, we
suggest installing a VGA card to PCIe X16_2, which will run at x4.
Set PCIEX16_1 to [PCIe RAID Mode] under BIOS settings to enable the Hyper M.2
X16 series card.
Max. Max.
Current Power
1A 12W
1A 12W
1A 12W
1A 12W
1A 12W
1A 12W
AMD Ryzen™ 5000 G-Series/ 4000 G-Series
Desktop Processors (Only support PCIe
Shared
Default Speed
Control
Q-Fan Controlled
Q-Fan Controlled
Q-Fan Controlled
Q-Fan Controlled
Q-Fan Controlled
Full-Speed
Gen 3 SSDs)
Supported SSDs
3
A
A FAN PWM
FAN IN
FAN PWR
-
GND
-
-
-
EATXPWR
EATX12V
+3 Volts
+12 Volts
+12 Volts
+5V Standby
Power OK
GND
+5 Volts
PIN 1
GND
+5 Volts
GND
+3 Volts
+3 Volts
Chapter 1: Product introduction
GND
+5 Volts
+5 Volts
+5 Volts
-5 Volts
GND
GND
GND
PSON#
GND
-12 Volts
+3 Volts
PIN 1