ASRock B550M-HDV Motherboard (AMD Socket AM4/3rd Gen Ryzen Series CPU/Max 64GB DDR4 4600MHz Memory)

Supports 3rd Gen AMD AM4 Ryzen / Future AMD Ryzen Processors
6 Power Phase Design
Supports DDR4 4600+ (OC)
1 PCIe 4.0 x16, 1 PCIe 3.0 x1
Graphics Output Options: HDMI, DVI-D, D-Sub
7.1 CH HD Audio (Realtek ALC887 Audio Codec)
4 SATA3, 1 Hyper M.2 (PCIe Gen4 x4 & SATA3)
6 USB 3.2 Gen1 (2 Front, 4 Rear)
Gigabit LAN

Specification :

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
CPU Supports 3rd Gen AMD AM4 Ryzen / future AMD Ryzen Processors*
6 Power Phase design
*Not compatible with AMD Ryzen 5 3400G and Ryzen 3 3200G.
Chipset AMD B550
Memory Dual Channel DDR4 Memory Technology
2 x DDR4 DIMM Slots
AMD Ryzen series CPUs (Matisse) 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 ECC & non-ECC, un-buffered memory*
AMD Ryzen series APUs support 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 ECC & non-ECC, un-buffered memory*
Max. capacity of system memory: 64GB**
Supports Extreme Memory Profile (XMP) memory modules
15ë_ Gold Contact in DIMM Slots*
**Due to the operating system limitation, the actual memory size may be less than 4GB for the reservation for system usage under Windows 32-bit OS. For Windows 64-bit OS with 64-bit CPU, there is no such limitation.
BIOS 256Mb AMI UEFI Legal BIOS with GUI support
Supports ‰ÛÏPlug and Play‰Û�
ACPI 5.1 compliance wake up events
Supports jumperfree
SMBIOS 2.3 support
CPU, CPU VDDCR_SOC, DRAM, VDDP Voltage Multi-adjustment
Graphics Integrated AMD Radeon Vega Series Graphics in Ryzen Series APU*
DirectX 12, Pixel Shader 5.0
Shared memory default 2GB. Max Shared memory supports up to 16GB.**
Three graphics output options: D-Sub, DVI-D and HDMI
Supports Triple Monitor
Supports HDMI 2.1 with max. resolution up to 4K x 2K (4096ÌÑ2160) @ 60Hz
Supports DVI-D with max. resolution up to 1920ÌÑ1200 @ 60Hz
Supports D-Sub with max. resolution up to 1920ÌÑ1200 @ 60Hz
Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and HBR (High Bit Rate Audio) with HDMI 2.1 Port (Compliant HDMI monitor is required)
Supports HDR (High Dynamic Range) with HDMI 2.1
Supports HDCP 2.3 with DVI-D and HDMI 2.1 Ports
Supports 4K Ultra HD (UHD) playback with HDMI 2.1 Port
Supports Microsoft PlayReady
*Actual support may vary by CPU
**The Max shared memory 16GB requires 32GB system memory installed.
Audio 7.1 CH HD Audio (Realtek ALC887 Audio Codec)
Supports Surge Protection
LAN PCIE x1 Gigabit LAN 10/100/1000 Mb/s
Realtek RTL8111H
Supports Wake-On-LAN
Supports Lightning/ESD Protection
Supports Energy Efficient Ethernet 802.3az
Supports PXE
Slots AMD Ryzen series CPUs (Matisse)
1 x PCI Express 4.0 x16 Slot (PCIE1: x16 mode)*
AMD Ryzen series APUs
1 x PCI Express 3.0 x16 Slot (PCIE1: x16 mode)*
1 x PCI Express 3.0 x1 Slot
*Supports NVMe SSD as boot disks
Storage 4 x SATA3 6.0 Gb/s Connectors, support RAID (RAID 0, RAID 1 and RAID 10), NCQ, AHCI and Hot Plug
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 Matisse) or Gen3x4 (32 Gb/s)*
*Supports NVMe SSD as boot disks
Supports ASRock U.2 Kit
Connector 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 24 pin ATX Power Connector
1 x 4 pin 12V Power Connector
1 x Front Panel Audio Connector
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)
*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.
Rear Panel I/O 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
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
Accessories Quick Installation Guide, Support CD, I/O Shield
2 x SATA Data Cables
1 x Screw for M.2 Socket
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
Form Factor Micro ATX Form Factor: 9.0-in x 7.9-in, 23.0 cm x 20.1 cm
Solid Capacitor design
OS Microsoft Windows 10 64-bit
Certifications FCC, CE
ErP/EuP ready (ErP/EuP ready power supply is required)
Warranty 3 Years