Asrock A320M-ITX, AMD AM4, 2xDDR4, HDMI , M.2, Mini ITX

Supports AMD Socket AM4 Ryzen Series CPUs (Summit Ridge, Raven Ridge and Pinnacle Ridge)
Supports DDR4 3466+ (OC) (Ryzen CPU)
1 PCIe 3.0 x16
Graphics Output: 2 HDMI
7.1 CH HD Audio (Realtek ALC1220 Audio Codec)
Nichicon Fine Gold Series Audio Caps
4 SATA3, 1 Ultra M.2 (PCIe Gen3 x4)
6 USB 3.1 Gen1 (1 Type-C, 2 Front, 3 Rear)
Intel® Gigabit LAN

Unique Feature
ASRock Super Alloy
- Premium Power Choke
- Dual-N MOSFET
- Nichicon 12K Black Caps (100% Japan made high quality conductive polymer capacitors)
- Matte Black PCB
- High Density Glass Fabric PCB
- 2oz Copper PCB
ASRock Ultra M.2 (PCIe Gen3 x4 & SATA3)
ASRock Full Spike Protection (for all USB, Audio, LAN Ports)
ASRock Live Update & APP Shop
CPU
- Supports AMD Socket AM4 A-Series APUs (Bristol Ridge) and Ryzen Series CPUs (Matisse, Picasso, Summit Ridge, Raven Ridge and Pinnacle Ridge)
- Digi Power design
- 8 Power Phase design
Chipset
- AMD Promontory A320
Memory
- Dual Channel DDR4 Memory Technology
- 2 x DDR4 DIMM Slots
- 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 3466+(OC) / 3200(OC) / 2933 / 2667 / 2400 / 2133 ECC & non-ECC, un-buffered memory*
- AMD Ryzen series CPUs (Picasso) support DDR4 2933 / 2667 / 2400 / 2133 non-ECC, un-buffered memory*
- AMD Ryzen series CPUs (Summit Ridge) support DDR4 3466+(OC) / 3200(OC) / 2933(OC) / 2667 / 2400 / 2133 ECC & non-ECC, un-buffered memory*
- AMD Ryzen series CPUs (Raven Ridge) support DDR4 3466+(OC) / 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*
- Max. capacity of system memory: 32GB**
- 15µ Gold Contact in DIMM Slots*

*For Ryzen Series CPUs (Picasso and Raven Ridge), ECC is only supported with PRO CPUs.
Please refer to below table for DDR4 UDIMM maximum frequency support.

A-Series APUs:

Ryzen Series CPUs (Matisse):

Ryzen Series CPUs (Pinnacle Ridge):

Ryzen Series CPUs (Picasso):

Ryzen Series CPUs (Summit Ridge):

Ryzen Series CPUs (Raven Ridge):

SR: Single rank DIMM, 1Rx4 or 1Rx8 on DIMM module label
DR: Dual rank DIMM, 2Rx4 or 2Rx8 on DIMM module label

**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
- 128Mb 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, DRAM, PCH 1.05V, PROM 2.5V, Voltage Multi-adjustment
Graphics
- 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.**
- Supports 2 x HDMI 1.4 with max. resolution up to 4K x 2K (4096x2160) @ 24Hz / (3840x2160) @ 30Hz
- Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and HBR (High Bit Rate Audio) with HDMI 1.4 Ports (Compliant HDMI monitor is required)
- Supports HDCP 1.4 with HDMI 1.4 Ports
- Supports Full HD 1080p Blu-ray (BD) playback with HDMI 1.4 Ports

*Actual support may vary by CPU

**The Max shared memory 16GB requires 32GB system memory installed.
Audio
- 7.1 CH HD Audio with Content Protection (Realtek ALC1220 Audio Codec)
- Premium Blu-ray Audio support
- Supports Surge Protection
- Nichicon Fine Gold Series Audio Caps
- 120dB SNR DAC with Differential Amplifier
- Pure Power-In
- Direct Drive Technology
- PCB Isolate Shielding
- Impedance Sensing on Rear Out port
- Individual PCB Layers for R/L Audio Channel
LAN
- Gigabit LAN 10/100/1000 Mb/s
- GigaLAN Intel® I211AT
- Supports Wake-On-LAN
- Supports Lightning/ESD Protection
- Supports Energy Efficient Ethernet 802.3az
- Supports PXE
Slots
AMD Ryzen series CPUs (Matisse, Summit Ridge and Pinnacle Ridge)
- 1 x PCI Express 3.0 x16 Slot (PCIE1: x16 mode)*
AMD 7th A-Series APUs / Raven Ridge CPUs
- 1 x PCI Express 3.0 x16 Slot (PCIE1: x8 mode)*
AMD Ryzen series CPUs (Picasso, Raven Ridge)
- 1 x PCI Express 3.0 x16 Slot (PCIE1: x8 mode)*
AMD Athlon series CPUs
- 1 x PCI Express 3.0 x16 Slot (PCIE1: x4 mode)*

*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 Ultra M.2 Socket, supports M Key type 2280 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen3 x4 (32 Gb/s) (with Matisse, Picasso, Summit Ridge, Raven Ridge and Pinnacle Ridge) or Gen3 x2 (16 Gb/s) (with A-Series APU and Athlon series APU)*

*Supports NVMe SSD as boot disks
Connector
- 1 x LPC Header
- 1 x AMD Fan LED Header*
- 1 x CPU Fan Connector (4-pin)**
- 1 x Chassis Fan Connector (4-pin)***
- 1 x Chassis/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control)***
- 1 x 24 pin ATX Power Connector
- 1 x 8 pin 12V Power Connector (Hi-Density Power Connector)
- 1 x Front Panel Audio Connector
- 1 x AMD LED Fan USB Header
- 1 x USB 2.0 Header (Supports 2 USB 2.0 ports) (Supports ESD Protection)
- 1 x USB 3.1 Gen1 Header (Supports 2 USB 3.1 Gen1 ports) (Supports ESD Protection)

*The AMD Fan LED Header supports LED strips of maximum load of 3A (36W) and length up to 2.5M.

**The CPU Fan Connector supports the CPU fan of maximum 1A (12W) fan power.

***The Chassis/Water Pump Fan supports the water cool