ASUS Prime B450 Series motherboards provide the solid foundation needed for your first build, plus flexibility to grow with your ambitions. We've melded all the good stuff that's packed into AMD Ryzen™ processors with essential ASUS design and engineering, so you benefit from industry-leading technologies — including automated system tuning, comprehensive cooling controls, and immersive onboard audio. When you build with an ASUS Prime B450 Series motherboard, you build smart, easy and affordably.
	
		
			
Processor socket
			
Socket AM4
		
		
			
ECC
			
Yes
		
		
			
LAN controller
			
Realtek RTL8111H
		
		
			
Parallel processing technology support
			
CrossFireX
		
		
			
HDMI version
			
2.0b
		
		
			
Supported memory clock speeds
			
2133, 2400, 2666, 2800, 3000, 3200 MHz
		
		
			
Supported memory types
			
DDR4-SDRAM
		
		
			
Drivers included
			
Yes
		
		
			
ACPI version
			
6.1
		
		
			
Number of SATA 3 connectors
			
6
		
		
			
Ethernet interface type
			
Gigabit Ethernet
		
		
			
Memory channels support
			
Dual
		
		
			
USB 3.0 connectors
			
1
		
		
			
Audio output channels
			
7.1 channels
		
		
			
Windows operating systems supported
			
Windows 10 Education x64,Windows 10 Enterprise x64,Windows 10 Home x64,Windows 1
		
		
			
Motherboard chipset family
			
AMD
		
		
			
Unbuffered memory
			
Yes
		
		
			
Clear CMOS jumper
			
Yes
		
		
			
Number of memory slots
			
4
		
		
			
Component for
			
PC
		
		
			
Memory slots type
			
DIMM
		
		
			
Manual
			
Yes
		
		
			
PCI Express x1 (Gen 2.x) slots
			
3
		
		
			
PCI Express x16 (Gen 3.x) slots
			
2
		
		
			
Maximum internal memory
			
64GB
		
		
			
Maximum resolution
			
4096 x 2160 pixels
		
		
			
DVI-D ports quantity
			
1
		
		
			
Depth
			
234 mm
		
		
			
Width
			
305 mm
		
		
			
Ethernet LAN
			
Yes
		
		
			
Ethernet LAN (RJ-45) ports
			
1
		
		
			
Cables included
			
SATA
		
		
			
USB 2.0 ports quantity
			
2
		
		
			
Compatible processor series
			
AMD Ryzen
		
		
			
USB 2.0 connectors
			
2
		
		
			
CPU fan connector
			
Yes
		
		
			
ATX Power connector (24-pin)
			
Yes
		
		
			
Front panel audio connector
			
Yes
		
		
			
PS/2 ports quantity
			
1
		
		
			
Motherboard chipset
			
AMD B450
		
		
			
Motherboard form factor
			
ATX
		
		
			
BIOS type
			
UEFI AMI
		
		
			
BIOS memory size
			
128 MB
		
		
			
Maximum number of SMP processors
			
1
		
		
			
Number of COM connectors
			
1
		
		
			
Number of chassis fan connectors
			
3
		
		
			
Wake-on-LAN ready
			
Yes
		
		
			
Number of EATX power connectors
			
1
		
		
			
Processor manufacturer
			
AMD
		
		
			
Number of M.2 (M) slots
			
1
		
		
			
USB 3.0 (3.1 Gen 1) Type-A ports quantity
			
2
		
		
			
USB 3.1 (3.1 Gen 2) Type-A ports quantity
			
2
		
		
			
USB 3.0 (3.1 Gen 1) Type-C ports quantity
			
1
		
		
			
Front panel connector
			
Yes
		
		
			
Audio chip
			
Realtek ALC887-VD2
		
		
			
12V power connector
			
Yes
		
		
			
System management BIOS (SMBIOS) version
			
3.1