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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

  • CPU Socket TypeAM4
  • CPU TypeSupports AMD Socket AM4 A-Series APUs (Bristol Ridge) and Ry
  • ChipsetAMD Promontory B350
  • Number of Memory Slots2x288pin (DDR4)
  • Memory StandardAMD Ryzen series CPUs (Pinnacle Ridge) support DDR4 3200+(OC
  • Maximum Memory Supported32GB * Due to the operating system limitation, the actual me
  • 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.

Highlights

  • 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

Specifications

BrandASRock
CPU Socket TypeAM4
CPU TypeSupports AMD Socket AM4 A-Series APUs (Bristol Ridge) and Ryzen Series CPUs (Summit Ridge and Raven Ridge)
ChipsetAMD Promontory B350
Number of Memory Slots2x288pin (DDR4)
Memory StandardAMD 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.
Maximum Memory Supported32GB
* 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.
Channel SupportedDual Channel
PCI Express 3.0 x16AMD Ryzen series CPUs (Summit Ridge and Pinnacle Ridge)
- 1 x PCI Express 3.0 x16 Slot (PCIE2: x16 mode)*
AMD 7th A-Series APUs/ Raven Ridge CPUs
- 1 x PCI Express 3.0 x16 Slot (PCIE2: x8 mode)*
AMD Ryzen series CPUs (Raven Ridge)
- 1 x PCI Express 3.0 x16 Slot (PCIE2: x8 mode)*
* Supports NVMe SSD as boot disks
PCI Express x11 x PCI Express 2.0 x1 Slot
Serial ATA (SATA)4 x SATA3 6.0Gb/s Connectors, support RAID, NCQ, AHCI and Hot Plug
M.21 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 RAID0/1/10
Onboard Video ChipsetIntegrated AMD Radeon Vega Series Graphics in Ryzen Series APU*
Integrated AMD Radeon R-Series Graphics in A-series APU*
DirectX 12, Pixel Shader 5.0
Max. shared memory 4GB
Three graphics output options: D-Sub, DVI-D and HDMI
Supports Triple Monitor
Supports HDMI with max. resolution up to 4K x 2K (4096x2160) @ 24Hz / (3840x2160) @ 30Hz
Supports DVI-D with max. resolution up to 1920x1200 @ 60Hz
Supports D-Sub with max. resolution up to 2048x1536 @ 60Hz
Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and HBR (High Bit Rate Audio) with HDMI Port (Compliant HDMI monitor is required)
S
Audio ChipsetRealtek ALC887
Audio Channels7.1 Channels
* To configure 7.1 CH HD Audio, it is required to use an HD front panel audio module and enable the multi-channel audio feature through the audio driver.
LAN ChipsetRealtek RTL8111GR
Max LAN Speed1Gbps
PS/21 x PS/2 keyboard/mouse port
Video Ports1 x D-Sub Port
1 x DVI-D Port
HDMI1 x HDMI
RJ451 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)
USB 3.14 x USB 3.1 Gen1 Ports (Supports ESD Protection)
USB 1.1/2.02 x USB 2.0 Ports (Supports ESD Protection)
Audio PortsHD Audio Jacks: Line in / Front Speaker / Microphone
Onboard USB2 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)
Form FactorMicro ATX
Dimensions (W x L)9.1" x 8.1"
Power Pin1 x 24-pin ATX Power Connector
1 x 4-pin 12V Power Connector

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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