ASRock B550M-HDV AM4 AMD B550 SATA 6Gb/s Micro ATX AMD Motherboard $60 after $40 MIR

Specs

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) 228.60 mm x 200.66 mm
Power Pin 1 x 24-pin ATX Power Connector
1 x 4-pin 12V Power Connector
Windows 11 Compatibility
Windows 11 Supported
Features
Features Unique Feature:
ASRock Super Alloy
– Premium 50A Power Choke
– Sapphire Black PCB
– High Density Glass Fabric PCB
ASRock Hyper M.2 (PCIe Gen4x4)
ASRock Full Spike Protection (for all USB, Audio, LAN Ports)
ASRock Live Update & APP Shop

BIOS:
– 256MB AMI UEFI Legal BIOS with GUI support
– Supports “Plug and Play”
– ACPI 5.1 compliance wake up events
– Supports jumperfree
– SMBIOS 2.3 support
– CPU, CPU VDDCR_SOC, DRAM, VDDP Voltage Multi-adjustment

Software and UEFI:
Software
– ASRock Motherboard Utility (A-Tuning)
– ASRock XFast LAN
UEFI
– ASRock Full HD UEFI
– ASRock Instant Flash
* These utilities can be downloaded from ASRock Live Update & APP Shop.

Support CD:
– Drivers, Utilities, AntiVirus Software (Trial Version), Google Chrome Browser and Toolbar

Hardware Monitor:
– Temperature Sensing: CPU, Chassis Fans
– Fan Tachometer: CPU, Chassis Fans
– Quiet Fan (Auto adjust chassis fan speed by CPU temperature): CPU, Chassis Fans
– Fan Multi-Speed Control: CPU, Chassis Fans
– CASE OPEN detection
– Voltage monitoring: +12V, +5V, +3.3V, CPU Vcore

OS:
– Microsoft Windows 10 64-bit / 11 64-bit

Certifications:
– FCC, CE
– ErP/EuP ready (ErP/EuP ready power supply is required)
Packaging
Package Contents Accessories:
– Quick Installation Guide, Support CD, I/O Shield
– 2 x SATA Data Cables
– 1 x Screw for M.2 Socket
Additional Information
Date First Available June 16, 2020