ASROCK B550M-HDV (AM4, AMD PROMONTORY B550, DDR4, USB3.2, SATA3)

Model

Brand

ASRock

Model

B550M-HDV

Supported CPU

CPU Socket Type

AM4

CPU Type

Supports AMD Ryzen 5000 / 5000 G-Series / 4000 G-Series / 3000 G-Series / 3000 Series Processors*

* BIOS update might require for AMD Zen 3 Ryzen 5000 series CPU. Refer to ASRock website for CPU support list.

Chipsets

Chipset

AMD B550

Memory

Number of Memory Slots

2x288pin (DDR4)

Memory Standard

DDR4 4733+(OC) / 4666(OC) / 4600(OC) / 4533(OC) / 4466(OC) / 4400(OC) / 4333(OC) / 4266(OC) / 4200(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3200 / 2933 / 2667 / 2400 / 2133 (AMD Ryzen series APUs (Cezanne & Renoir) support)*

DDR4 4600+(OC) / 4533(OC) / 4466(OC) / 4400(OC) / 4333(OC) / 4333(OC) / 4266(OC) / 4200(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3200 / 2933 / 2667 / 2400 / 2133 (AMD Ryzen series CPUs (Vermeer & Matisse) support)*

DDR4 3533+(OC) / 3466(OC) / 3200(OC) / 2933 / 2667 / 2400 / 2133 (AMD Ryzen series APUs (Picasso) support)*

Maximum Memory Supported

64GB

Channel Supported

Dual Channel

ECC Supported

Yes

* For Ryzen Series APUs (Picasso, Cezanne and Renoir), ECC is only supported with PRO CPUs.

Buffer Supported

Un-buffered

Expansion Slots

PCI Express 4.0 x16

1 x PCI Express 4.0 x16

* Actual support may vary by CPU.
* Supports NVMe SSD as boot disks.

PCI Express x1

1 x PCI Express 3.0 x1

Storage Devices

SATA 6Gb/s

4 x SATA 6Gb/s

M.2

1 x Hyper M.2 Socket, supports M Key type 2242/2260/2280 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen4x4 (64 Gb/s) (with Vermeer, Matisse) or Gen3x4 (32 Gb/s) (with Cezanne, Renoir and Picasso)*

* Supports NVMe SSD as boot disks
* Supports ASRock U.2 Kit

SATA RAID

0/1/10

Onboard Video

Onboard Video Chipset

Supported only by CPU with integrated graphic

Onboard Audio

Audio Chipset

Realtek ALC887

Audio Channels

7.1 Channels

Onboard LAN

LAN Chipset

Realtek RTL8111H

Max LAN Speed

10/100/1000Mbps

Rear Panel Ports

Back I/O Ports

1 x PS/2 Mouse/Keyboard Port
1 x D-Sub Port
1 x DVI-D Port
1 x HDMI Port
2 x USB 2.0 Ports (Supports ESD Protection)
4 x USB 3.2 Gen1 Ports (Supports ESD Protection)
1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)
HD Audio Jacks: Line in / Front Speaker / Microphone

Internal I/O Connectors

Onboard USB

2 x USB 2.0 Headers (Support 4 USB 2.0 ports) (Supports ESD Protection)
1 x USB 3.2 Gen1 Header (Supports 2 USB 3.2 Gen1 ports) (Supports ESD Protection)

Other Connectors

1 x SPI TPM Header
1 x COM Port Header
1 x Chassis Intrusion and Speaker Header
1 x CPU Fan Connector (4-pin)*
2 x Chassis Fan Connectors (4-pin) (Smart Fan Speed Control)**
1 x Front Panel Audio Connector

* The CPU Fan Connector supports the CPU fan of maximum 1A (12W) fan power.
** The Chassis Fan supports the water cooler fan of maximum 1A (12W) fan power.
** CHA_FAN2 can auto detect if 3-pin or 4-pin fan is in use.

Physical Spec

Form Factor

Micro ATX

LED Lighting

None RGB

Dimensions (W x L)

9.0" x 7.9"

Power Pin

1 x 24-pin ATX Power Connector
1 x 4-pin 12V Power Connector

Windows 11 Compatibility

Windows 11

Supported