ASROCK B450M PRO4 R2.0 User Manual

English
32
AMD FAN LED Header
(4-pin AMD_FAN_
LED1)
(see p.7, No. 6)
AMD FAN LED Header is used
to connect RGB LED
extension cable that comes with
AMD heatsink. e cable
connection allows users to choose
from various LED lighting
eects.
Caution: Never install the FAN
LED cable in the wrong orienta-
tion; otherwise, the cable may
be damaged.
RGB LED Header
(4-pin RGB_LED1)
(see p.7, No. 23)
is header is used to connect
RGB LED extension cable which
allows users to choose from vari-
ous LED lighting eects.
Caution: Never install the RGB
LED cable in the wrong orienta-
tion; otherwise, the cable may
be damaged.
*Please refer to page 52 for fur-
ther instructions on this header.
Addressable LED Header
(3-pin ADDR_LED1)
(see p.7, No. 24)
is header is used to connect
Addressable LED extension cable
which allows users to choose
from various LED lighting
eects.
Caution: Never install the
Addressable LED cable in the
wrong orientation; otherwise,
the cable may be damaged.
*Please refer to page 53 for fur-
ther instructions on this header.
12V G R B
1
12V G R B
1
VOUT
DO_ADDR
GND
1

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