Asrock B550M-ITX/ac AMD B550 Socket AM4 mini ITX

AMD B550, 2 x DDR4 DIMM, 7.1 CH HD Audio, Gigabit LAN, 802.11ac WiFi, Bluetooth 4.2, Mini-ITX

Key Features

• Supports 3rd Gen AMD AM4 Ryzen™ / Future AMD Ryzen™ Processors
• Supports DDR4 4733+ (OC)
• 1 PCIe 4.0 x16
• Graphics Output: DisplayPort, HDMI
• 7.1 CH HD Audio (Realtek ALC887 Audio Codec)
• 4 SATA3, 1 Hyper M.2 (PCIe Gen4 x4 & SATA3)
• 6 USB 3.1 Gen1 (2 Front, 3 Rear Type-A, 1 Rear Type-C)
• Realtek Gigabit LAN
• Intel® 802.11ac WiFi + BT 4.2

Reasons To Buy

Premium 60A Power Choke

Compared to traditional chokes, ASRock’s premium 60A power chokes effectively make the saturation current up to three times better, thus providing enhanced and improved Vcore voltage to the motherboard.

Dr. MOS

Dr.MOS is the integrated power stage solution which is optimized for synchronous buck-set down voltage applications! Intelligently delivering higher current and driving up to 50A continuous current for each phase, thus providing improved thermal result and superior performance.

Sapphire Black PCB

Pure black PCB appearance. The new Sapphire Black PCB represents rock-solid quality and gives the motherboard a more mysterious touch.

Description

8 Power Phase Design
Featuring sturdy components and completely smooth power delivery to the CPU. Plus, it offers unmatched overclocking capabilities and enhanced performance with the lowest temperature for advanced gamers as well.

Premium 60A Power Choke
Compared to traditional chokes, ASRock’s premium 60A power chokes effectively make the saturation current up to three times better, thus providing enhanced and improved Vcore voltage to the motherboard.

RULE YOUR OWN LIGHTING WAY - POLYCHROME RGB
This motherboard features onboard RGB headers and an addressable RGB header that allow motherboard to be connected to compatible LED devices such as strip, CPU fans, coolers, chassis and so on. Users may also synchronize RGB LED devices across the Polychrome RGB Sync-certified accessories to create their own unique lighting effects.

Dual Band 802.11ac WiFi
No one has time for weak WiFi signals and sluggish internet! That's why this motherboard comes with a 802.11ac WiFi (2.4G / 5G WiFi) module which supports wireless networks and Bluetooth v4.2.

Hyper M.2 (PCIe Gen4 x4)
Supports the next generation PCI Express 4.0 M.2 SSDs, it is capable of perform twice the speed compared to previous 3rd generation, giving a lightning fast data transferring experience.

M.2 Armors
Good M.2 SSD protection is important for longevity and stability. ASRock provides a completed M.2 armor solution that makes SSDs to run in a certain low temperature.

Dual USB 3.2 Gen1 (Type-A + Type-C)
This motherboard has a pair of onboard Type-A and Type-C USB 3.2 Gen1 ports built on the rear i/o for supporting next generation USB 3.2 Gen1 devices and to deliver up to 5 Gbps data transfer rates.

Dual Graphics Outputs
Complete with two types of most used connectors! Packed with a HDMI + DisplayPort combo, you have more graphics output options now.

HDMI 4k @60Hz
Supports the most recent HDMI 4K 60Hz graphics output specification. With the larger bandwidth and increased frame rate, the motion on your screen becomes more fluid and less blurry.

Full Spike Protection
Some sensitive digital components on the motherboard are vulnerable to power surges, the excessive current may cause your system to malfunction immediately. ASRock Full Spike Protection includes various technologies to prevent your motherboard’s components from being damaged by these unexpected voltage spikes.

Live Update & APP Shop
ASRock Live Update & APP Shop is designed for your convenience. We provide various apps and support software for users to download. You can also easily optimize your system and keep your motherboard up to date with ASRock Live Update & APP Shop.

Specifications

Technical details
Motherboard chipset family	AMD
Motherboard chipset	AMD B550
On-board graphics card	Yes
Motherboard form factor	mini ITX
Component for	PC
Audio
Audio output channels	7.1 channels
Performance
Motherboard chipset family	AMD
Motherboard chipset	AMD B550
Audio output channels	7.1 channels
Motherboard form factor	mini ITX
Component for	PC
Processor
Processor manufacturer	AMD
Compatible processor series	AMD Ryzen 3000 Series
Maximum number of SMP processors	1
Processor socket	Socket AM4
Memory
Number of memory slots	2
Memory slots type	DIMM
Supported memory types	DDR4-SDRAM
Memory channels	Dual-channel
Supported memory clock speeds	2133,2400,2667,2933,3200,3466,3600,3733,3800,3866,4000,4133,4200,4266,4333,4400,4466,4533,4600 MHz
Maximum internal memory	64 GB
Unbuffered memory	Yes
ECC сompatibility	ECC & Non-ECC
Storage controllers
Supported storage drive interfaces	M.2, SATA III
Graphics
On-board graphics card	Yes
HDCP	Yes
Graphics card family	AMD
Graphics card	Radeon Vega
DirectX version	12.0
Internal I/O
USB 3.2 Gen 2 (3.1 Gen 2) connectors	0
Supported storage drive interfaces	M.2, SATA III
USB 2.0 connectors	2
USB 3.2 Gen 1 (3.1 Gen 1) connectors	2
Number of SATA III connectors	4
Number of SATA II connectors	0
Number of Parallel ATA connectors	0
Front panel audio connector	Yes
EPS power connector (8-pin)	Yes
CPU fan connector	Yes
ATX Power connector (24-pin)	Yes
RGB LED pin header	Yes
Rear panel I/O ports
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity	1
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity	0
DisplayPort version	1.4
USB 2.0 ports quantity	2
eSATA ports quantity	0
VGA (D-Sub) ports quantity	0
PS/2 ports quantity	1
Firewire (IEEE 1394) ports	0
HDMI ports quantity	1
Ethernet LAN (RJ-45) ports	1
DVI-D ports quantity	0
DisplayPorts quantity	1
Network
Ethernet LAN	Yes
Wi-Fi	Yes
Wi-Fi standards	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Wake-on-LAN ready	Yes
LAN controller	Realtek RTL8111H
Ethernet interface type	Gigabit Ethernet
Bluetooth	Yes
Bluetooth version	4.2
Features
Motherboard chipset family	AMD
Motherboard chipset	AMD B550
Audio output channels	7.1 channels
Motherboard form factor	mini ITX
Component for	PC
Audio chip	Realtek ALC887
Harmonized System (HS) code	84733020
BIOS
BIOS type	UEFI AMI
Video
HDCP	Yes
Graphics card family	AMD
Graphics card	Radeon Vega
DirectX version	12.0
Software
Drivers included	Yes
Logistics data
Harmonized System (HS) code	84733020
Weight & dimensions
Height	70 mm
Weight	465 g
Width	170 mm
Depth	170 mm
Packaging content
Drivers included	Yes
Other features
Height	70 mm
Weight	465 g