Asrock

ASRock B550M-HDV - AM4 Micro-ATX Motherboard - B550, PCIe Gen4 M.2, 64GB max, HDMI 4K@60Hz

SKU 5444 Brand Asrock EAN13 4710483931635
ASRock B550M-HDV micro-ATX motherboard: Socket AM4, AMD B550 chipset, up to 64GB memory, Hyper M.2 PCIe Gen4 x4, HDMI 4K@60Hz, 6-phase power design.
Motherboards - Socket AM4
Motherboards - Chipset AMD B550
Motherboards - Form Factor Micro-ATX
Motherboards - Max Memory Capacity 64 GB
Motherboards - M.2 Slots 1

6 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 50A Power Choke
Compared to traditional chokes, ASRock’s premium 50A power chokes effectively make the saturation current up to three times better, thus providing enhanced and improved Vcore voltage to the motherboard.

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.

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.

3 Graphics Outputs
Complete with all three types of most used connectors! Packed with a D-Sub + DVI-D + HDMI combo. Plus the HDMI port supports 4K resolution.
*Supported only with processors with integrated graphics. Please check CPU support list from each motherboard webpage.

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.


Processor manufacturerAMD
Processor socketSocket AM4
Compatible processor seriesAMD Ryzen 3000 Series
Maximum number of SMP processors1
Supported memory typesDDR4-SDRAM
Number of memory slots2
Memory slots typeDIMM
Memory channelsDual-channel
ECC сompatibilityECC & Non-ECC
Supported memory clock speeds2133, 2400, 2667, 2933, 3200, 3466, 3600, 3733, 3800, 3866, 4000, 4133, 4200, 4266, 4333, 4400, 4466, 4533, 4600, 4666 MHz
Maximum internal memory64 GB
Unbuffered memoryYes
Supported storage drive interfacesM.2, SATA III
On-board graphics cardYes
Graphics card familyAMD
Graphics cardRadeon Vega
HDCPYes
DirectX version12.0
USB 2.0 connectors4
USB 3.2 Gen 1 (3.1 Gen 1) connectors2
Number of SATA III connectors4
Front panel audio connectorYes
ATX Power connector (24-pin)Yes
CPU fan connectorYes
Number of chassis fan connectors2
Peripheral (Molex) power connectors (4-pin)1
TPM connectorYes
USB 2.0 ports quantity2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity4
Ethernet LAN (RJ-45) ports1
PS/2 ports quantity1
VGA (D-Sub) ports quantity1
HDMI ports quantity1
DVI-D ports quantity1
Ethernet LANYes
Ethernet interface typeGigabit Ethernet
LAN controllerRealtek RTL8111H
Wake-on-LAN readyYes
Wi-FiNo
Motherboard chipsetAMD B550
Audio chipRealtek ALC887
Audio output channels7.1 channels
Component forPC
Motherboard form factormicro ATX
Motherboard chipset familyAMD
BIOS typeUEFI AMI
Harmonized System (HS) code84733020
Width230 mm
Depth201 mm
Height70 mm
Drivers includedYes
Weight465 g