Mainboard ASUS PRIME A320M-K ( A320M )

CPU

AMD AM4 Socket for AMD Ryzen™/7^th Generation A-series/Athlon™ Processors 
Supports CPU up to 8 cores

Chipset

AMD A320

Memory

AMD Ryzen™ Processors
2 x DIMM, Max. 32GB, DDR4 3200(O.C.)/2933(O.C.)/2666/2400/2133 MHz ECC and non-ECC, Un-buffered Memory 
AMD 7th Generation A-series/Athlon™ Processors
2 x DIMM, Max. 32GB, DDR4 2400/2133 MHz Non-ECC, Un-buffered Memory

Graphic

Integrated AMD Radeon™ R Series Graphics in the 7th Generation A-Series APU *¹
Multi-VGA output support : HDMI/RGB ports 
- Supports HDMI 1.4b with max. resolution 4096 x 2160 @ 24 Hz / 2560 x 1600 @ 60 Hz
- Supports RGB with max. resolution 1920 x 1200 @ 60 Hz
Maximum shared memory of 2048 MB

Expansion Slots

AMD Ryzen™ Processors
1 x PCIe 3.0/2.0 x16 (x16 mode) 
AMD 7th Generation A-series/Athlon™ Processors
1 x PCIe 3.0/2.0 x16 (x8 mode) 
AMD A320 chipset
2 x PCIe 2.0 x1

Storage

AMD A320 chipset : 
4 x SATA 6Gb/s port(s), gray, 
Support Raid 0, 1, 10
AMD Ryzen™ Processors : 
1 x M.2 Socket 3, with M key, type 2242/2260/2280 storage devices support (SATA & PCIE 3.0 x 4 mode)
AMD 7th Generation A-series/Athlon™ Processors : 
1 x M.2 Socket 3, with M key, type 2242/2260/2280 storage devices support (SATA mode)

LAN

Realtek® RTL8111H, 1 x Gigabit LAN Controller(s)

Audio

Realtek® ALC887 8-Channel High Definition Audio CODEC

Back I/O Ports

1 x PS/2 keyboard (purple)
1 x PS/2 mouse (green)
1 x D-Sub
1 x HDMI
1 x LAN (RJ45) port(s)
4 x USB 3.1 Gen 1 (blue) 
2 x USB 2.0 
3 x Audio jack(s)

Form Factor

mATX Form Factor 
8.9 inch x 8.7 inch ( 22.6 cm x 22.1 cm )