ASROCK B450M PRO4 R2.0 User Manual

B450M Pro4 R2.0
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4.8 Boot Screen
is section displays the available devices on your system for you to congure the
boot settings and the boot priority.
Fast Boot
Fast Boot minimizes your computer's boot time. In fast mode you may not boot
from an USB storage device.
Boot From Onboard LAN
Allow the system to be waked up by the onboard LAN.
Setup Prompt Timeout
Congure the number of seconds to wait for the setup hot key.
Bootup Num-Lock
Select whether Num Lock should be turned on or o when the system boots up.
Boot Beep
Select whether the Boot Beep should be turned on or o when the system boots up. Please
note that a buzzer is needed.
Full Screen Logo
Enable to display the boot logo or disable to show normal POST messages.

ASROCK B450M PRO4 R2.0 Specifications

General

Processor socket	Socket AM4
Processor manufacturer	AMD
Compatible processor series	AMD Ryzen 3, AMD Ryzen 5, AMD Ryzen 7
Audio chip	Realtek ALC892 / Realtek ALC897
Component for	PC
Power source type	ATX
Motherboard chipset	AMD B450
PC health monitoring	FAN, Temperature, Voltage
Audio output channels	7.1 channels
Motherboard form factor	micro ATX
Windows operating systems supported	Windows 10 x64, Windows 11 x64
Memory channels	Dual-channel
Memory slots type	DIMM
Unbuffered memory	Yes
Number of memory slots	4
Supported memory types	DDR4-SDRAM
Maximum internal memory	128 GB
Supported memory clock speeds	2133, 2400, 2667, 2933, 3200 MHz
BIOS type	UEFI AMI
ACPI version	5.1
BIOS memory size	128 Mbit
System Management BIOS (SMBIOS) version	2.3
DirectX version	12.0
Maximum resolution	4096 x 2160 pixels
Number of displays supported	3
Parallel processing technology support	CrossFireX, Quad-GPU CrossFireX
HDMI version	1.4
USB connector type	USB Type-A, USB Type-C
USB 2.0 ports quantity	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity	0
Wi-Fi	No
LAN controller	Realtek RTL8111H
Ethernet interface type	Gigabit Ethernet
Cables included	SATA
Bundled software	ASRock A-Tuning ASRock Polychrome SYNC ASRock XFast LAN
RAID levels	0, 1, 10
Supported storage drive types	HDD & SSD
Supported storage drive interfaces	M.2, PCI Express 3.0, SATA III
Harmonized System (HS) code	84733020

Weight and Dimensions

Width	244 mm