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ASRock AB350M-HDV Micro ATX motherboard, black PCB, AM4 socket, two DDR4 slots, M.2, D-Sub, DVI-D, Gigabit LAN

ASRock

ASRock AB350M-HDV AM4 Micro ATX AMD motherboard 32GB DDR4

SKU CH-R49H-F1G97

Micro ATX AM4 board with dual-channel DDR4 up to 32 GB, one PCIe 3.0 x16 slot, one M.2 socket and four SATA3 ports

  • ProcessorSupports AMD Socket AM4 A-Series APUs (Bristol Ridge) and Ry
  • ChipsetAMD Promontory B350
  • Form factorMicro ATX
  • CPU socketAM4
  • Memory slot count2 × 288pin (DDR4)
  • Supported memoryAMD Ryzen series CPUs (Pinnacle Ridge) support DDR4 3200+(OC
  • Supports Ryzen Summit Ridge and Raven Ridge CPUs on AM4 socket
  • Dual-channel DDR4 up to 32GB with 3200+(OC) speeds
  • Ultra M.2 socket handles 2242/2260/2280 SATA and PCIe Gen3 x4 drives
  • Four SATA3 6.0Gb/s ports with RAID 0/1/10 support
  • Realtek ALC887 7.1-channel audio and RTL8111GR 1Gbps LAN

Socket AM4 Micro ATX Board

The ASRock AB350M-HDV fits the AM4 socket in a Micro ATX form factor and pairs the AMD Promontory B350 chipset with two 288-pin DDR4 slots. It accepts Ryzen Summit Ridge, Pinnacle Ridge and Raven Ridge CPUs as well as A-Series Bristol Ridge APUs. Maximum memory capacity is 32GB running in dual-channel mode.

Thermals Noise Power Normal Use

The board uses a 7-phase Digi Power design rated for processors up to 65W, so typical desktop workloads run without active VRM cooling. A single 1Gbps Realtek RTL8111GR LAN port and Realtek ALC887 7.1-channel audio add minimal heat. Idle power draw stays low because the chipset and voltage regulators are sized for the supported CPU envelope.

Sustained Load Behaviour

Under prolonged load the 65W CPU limit keeps VRM temperatures manageable on the 7-phase layout. The single PCI Express 3.0 x16 slot operates at x16 with Summit Ridge and Pinnacle Ridge or x8 with Raven Ridge, while the Ultra M.2 socket delivers up to Gen3 x4 bandwidth with Ryzen CPUs. Four SATA3 6.0Gb/s ports support RAID 0, 1 and 10 for storage arrays that see continuous throughput.

How it compares

Measured against everything we stock in Motherboards for AMD CPUs, at today’s prices. Recalculated every night.

Price $49.99
Cheaper than about 92% of the 1,906 comparable items (median $224.49).

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Specifications

Product
Brand nameASRock
Processor
ProcessorSupports AMD Socket AM4 A-Series APUs (Bristol Ridge) and Ryzen Series CPUs (Summit Ridge and Raven Ridge)
CPU socketAM4
ChipsetAMD Promontory B350
Memory
Memory slot count2 × 288pin (DDR4)
Supported memoryAMD Ryzen series CPUs (Pinnacle Ridge) support DDR4 3200+(OC)/ 2933/ 2667/ 2400/ 2133 ECC & non-ECC, un-buffered memory*
AMD Ryzen series CPUs (Summit Ridge) support DDR4 3200+(OC)/ 2933(OC)/ 2667/ 2400/ 2133 ECC & non-ECC, un-buffered memory*
AMD Ryzen series CPUs (Raven Ridge) support DDR4 3200+(OC)/ 2933(OC)/ 2667/ 2400/ 2133 non-ECC, un-buffered memory*
AMD 7th Gen A-Series APUs support DDR4 2400/ 2133 ECC & non-ECC, un-buffered memory*
*Please refer to Memory Support List on ASRock's website for more information.
Memory channelsDual Channel
Storage
SATA ports4 x SATA3 6.0Gb/s Connectors, support RAID, NCQ, AHCI and Hot Plug
M.2 slots1 x Ultra M.2 Socket, supports M Key type 2242/2260/2280 M.2 SATA3 6.0Gb/s module and M.2 PCI Express module up to Gen3 x4 (32Gb/s) (with Summit Ridge, Raven Ridge and Pinnacle Ridge) or Gen3 x2 (16Gb/s) (with A-Series APU)*
* Supports NVMe SSD as boot disks
* Supports ASRock U.2 Kit
SATA and RAID support0/1/10
Audio & video
Audio chipRealtek ALC887
Connectivity
Ethernet controllerRealtek RTL8111GR
Maximum network speed1 Gbit/s
Ports & slots
PCIe x1 slots1 x PCI Express 2.0 x1 Slot
PS/2 ports1 x PS/2 keyboard/mouse port
Video connectors1 x D-Sub Port
1 x DVI-D Port
HDMI ports1 x HDMI
Ethernet port1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)
USB 3.1 ports4 x USB 3.1 Gen1 Ports (Supports ESD Protection)
USB 2.0 ports2 x USB 2.0 Ports (Supports ESD Protection)
Audio jacksHD Audio Jacks: Line in / Front Speaker / Microphone
Onboard USB headers2 x USB 2.0 Headers (Support 4 USB 2.0 ports) (Supports ESD Protection)
1 x USB 3.1 Gen1 Header (Supports 2 USB 3.1 Gen1 ports) (Supports ESD Protection)
Power
Power connectors1 × 24-pin ATX Power Connector
1 × 4-pin 12 V Power Connector
Size & build
Form factorMicro ATX
Width and length9.1 in × 8.1 in

Questions about this item

How do I fit the CPU into the AM4 socket without bending pins?

Lift the retention arm, align the gold triangle on the processor with the socket corner, lower the chip gently without force, then close and lock the arm.

Which components will need replacement after a few years of use?

The CMOS battery on the board will eventually lose charge and should be swapped when the system clock drifts or BIOS settings reset.

What is the first limit reached when the VRM runs under sustained load?

The 7-phase power design is rated for CPUs up to 65 W, so thermal throttling on the voltage regulators appears before higher-wattage processors can boost fully.

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