The ASRock A320M-HDV is a Micro ATX motherboard designed for AMD Ryzen processors and APUs, featuring support for high-frequency DDR4 memory. It includes SATA 6Gb/s and USB 3.1 connectivity, making it a solid choice for building a powerful budget-friendly system. You can find it available for purchase from retailers like Newegg with fast shipping options.
ASRock A320M-HDV R4.0 AM4 AMD Promontory A320 SATA 6Gb/s Micro ATX AMD Motherboard
Learn more about the ASRock A320M-HDV R4.0
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Model
Brand ASRock
Model A320M-HDV R4.0
Supported CPU
CPU Socket Type AM4
CPU Type Supports AMD Socket AM4 A-Series APUs (Bristol Ridge) and Ryzen Series CPUs (Matisse, Summit Ridge, Raven Ridge and Pinnacle Ridge)
Chipsets
Chipset AMD Promontory A320
Memory
Number of Memory Slots 2x288pin (DDR4)
Memory Standard AMD Ryzen series CPUs (Matisse) support DDR4 3200/ 2933/ 2667/ 2400/ 2133 ECC & non-ECC, un-buffered memory*
AMD Ryzen series CPUs (Pinnacle Ridge) support DDR4 3200+(OC) / 2933(OC) / 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/ 2667/ 2400/ 2133 non-ECC, un-buffered memory*
AMD 7th Gen A-Series APUs support DDR4 2400/ 2133 non-ECC, un-buffered memory*
* For Ryzen Series CPUs (Raven Ridge), ECC is only supported with PRO CPUs.
Maximum Memory Supported 32GB
* 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 Supported Dual Channel
Expansion Slots
PCI Express 3.0 x16 AMD Ryzen series CPUs (Matisse, Summit Ridge and Pinnacle Ridge)
- 1 x PCI Express 3.0 x16 Slot (PCIE2: x16 mode)*
AMD 7th A-Series APUs
- 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)*
AMD Athlon series CPUs
- 1 x PCI Express 3.0 x16 Slot (PCIE2: x4 mode)*
* Supports NVMe SSD as boot disks
PCI Express x1 1 x PCI Express 2.0 x1 Slot
Storage Devices
SATA 6Gb/s 4 x SATA3 6.0Gb/s Connectors, support RAID, NCQ, AHCI and Hot Plug
M.2 1 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 Matisse, Summit Ridge, Raven Ridge and Pinnacle Ridge) or Gen3 x2 (16Gb/s) (with A-Series APU and Athlon 2xxGE series APU)*
* Supports NVMe SSD as boot disks
* Supports ASRock U.2 Kit
SATA RAID 0/1/10
Onboard Video
Onboard Video Chipset Integrated 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
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 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)
Supports HDCP 1.4 with DVI-D and HDMI 1.4 Ports
Supports Full HD 1080p Blu-ray (BD) playback with DVI-D and HDMI Ports
* Actual support may vary by CPU
** The Max shared memory 16GB requires 32GB system memory installed
Onboard Audio
Audio Chipset Realtek ALC887
Audio Channels 7.1 Channels
Onboard LAN
LAN Chipset Realtek RTL8111H
Max LAN Speed 1Gbps
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 3.1 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 3.1 Gen1 Header (Supports 2 USB 3.1 Gen1 ports) (Supports ESD Protection)
Other Connectors 1 x COM Port Header
1 x TPM Header
1 x Chassis Intrusion and Speaker Header
1 x CPU Fan Connector (4-pin)*
2 x Chassis Fan Connectors (1 x 4-pin, 1 x 3-pin)**
1 x Front Panel Audio Connector
* The CPU Fan Connector supports the CPU fan of maximum 1A (12W) fan power.
** The Chassis Fan Connector supports the chassis fan of maximum 1A (12W) fan power.
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
