User Guide
Table Of Contents

vi
PRIME A320I-K specifications summary
(continued on the next page)
Package contents
Check your motherboard package for the following items.
Motherboard
ASUS PRIME A320I-K motherboard
Cables
2 x Serial ATA 6.0 Gb/s cables
Accessories
1 x I/O shield
1 x M.2 screw package
1 x Bracket for M.2 2242
Application DVD
1 x Support DVD
Documentation
1 x User Manual
If any of the above items is damaged or missing, contact your retailer.
CPU
AMD AM4 Socket AMD Ryzen™ 2
nd
Generation/Ryzen™ with Radeon™ Vega
Graphics/Athlon™ with Radeon™ Vega Graphics/Ryzen™ 1
st
Generation/7
th
Generation A-series/Athlon X4 Processors*
** Refer to www.asus.com for AMD CPU support list.
Chipset AMD Promontory A320 chipset
Memory
AMD Ryzen™ 2
nd
Generationprocessors:
2 x DIMM, Max. 32GB, DDR4 3600(O.C.)/3466(O.C.)/3400(O.C.)/3200(O.C.)/30
00(O.C.)/2933(O.C.)/2800(O.C.)/2666/2400/2133 MHz Non-ECC, Un-buffered
Memory*
Ryzen™ with Radeon™ Vega Graphics/ Ryzen™ 1
st
GenerationProcessors:
2 x DIMM, Max. 32GB, DDR4 3400(O.C.)/3200(O.C.)/3000(O.C.)/2933(O.C.)/2800(O
.C.)/2666/2400/2133 MHz Non-ECC, Un-buffered Memory*
AMD 7
th
GenerationA-series/Athlon™processors:
2 x DIMM, Max. 32GB, DDR4 2400/2133 MHz Non-ECC, Un-buffered Memory*
Dual Channel Memory Architecture
* Refer to www.asus.com for the latest Memory QVL (Qualified Vendors List).
Graphics
Integrated Graphics in the AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with
Radeon™ Vega Graphics/ 7
th
Generation A-Series APU
Multi-VGA output support: HDMI/DisplayPort ports
- Supports HDMI 1.4 with max. resolution up to 4096 x 2160 @ 24 Hz / 2560 x 1600
@ 60 Hz
- Supports DisplayPort 1.2 with max. resolution up to 4096x2160 @ 60Hz
- Maximum shared memory of 2048 MB (for iGPU exclusively)
Expansion
slots
AMD Ryzen™ 2
nd
Generation/ Ryzen™ 1
st
GenerationProcessors:
1 x PCIe 3.0/2.0 x16 (x16 mode)
AMD Ryzen™ with Radeon™ Vega Graphics /7
th
Generation A-Series/Athlon X4
Processors:
1 x PCIe 3.0/2.0 x16 (x8 mode)
AMDAthlon™withRadeon™VegaGraphicsProcessors:
1 x PCIe 3.0/2.0 x16 (max at x4 mode)
LAN
Realtek
®
8111H Gigabit LAN controller
ASUS LANGuard