Asus Prime Z390-A Review & Specs

ASUS Prime Z390-A LGA1151 (Intel 8th 9th Gen) ATX

ASUS Prime Z390-A LGA1151 (Intel 8th 9th Gen) ATX

- Asus

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Designed for 9th and 8th generation Intel Core processors to maximize connectivity and speed with M.2, USB 3.1 Gen2 and ASUS Optimum II for better DRAM overclocking stability
Revamped 5-Way Optimization that has the intelligence to overclock a CPU based on smart prediction and thermal telemetry
5X Protection III Hardware-level safeguards with Safe Slot Core, LAN Guard, Over voltage Protection provide longevity, reliability. FanXpert 4 delivers advanced fan control for dynamic system cooling
Patent-pending Safe Slot Core fortified PCIe slots prevent damage caused by heavyweight GPUs
8-channel HD Gaming Audio featuring Realtek ALC887 high definition audio codec

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Specs Overview

Model Prime Z390-A
Release Date October 2018

* First availability for purchase, it may not correspond to the actual market launch date.

Socket LGA1151
Form factor ATX
Chipset Intel Z390
Supported Memory DDR4:
2133Mhz 2400Mhz 2666Mhz 2800Mhz 3000Mhz 3200Mhz 3300Mhz 3333Mhz 3400Mhz 3466Mhz 3600Mhz 3733Mhz 3866Mhz 4000Mhz 4133Mhz 4266Mhz
* High clock speeds may require enabling the XMP profile in the motherboard BIOS
** RAM compatibility support may also depend on the CPU memory controller
ECC RAM Support
Audio Chipset Realtek ALC S1220A High Definition Audio CODEC featuring Crystal Sound 3
Audio Channels 8 Channels
LAN Chipset Intel I219-V
Max LAN Speed 10/100/1000Mbps
SLI Support
CrossFire Support
RAID Support
Back I/O Ports
  • 1 x PS/2 keyboard/mouse combo port(s)
  • 1 x DisplayPort
  • 1 x HDMI
  • 1 x LAN (RJ45) port(s)
  • 3 x USB 3.1 Gen 2 (teal blue) Type-A
  • 1 x USB 3.1 Gen 2 Type-C
  • 2 x USB 3.1 Gen 1 (blue) Type-A
  • 2 x USB 2.0
  • 1 x Optical S/PDIF out
  • 5 x Audio jack(s)
Wireless LAN
PCI-Express x16 Slots 3
PCI-Express x4 Slots 0
PCI-Express x1 Slots 3
SATA 6 Gbps Ports 6
SATA Express Ports 0
M.2 Ports 2
RAM Slots 4
Maximum Supported RAM 64GB
Onboard USB 2.0 3
Onboard USB 3.2 Gen 1 1
Onboard USB 3.2 Gen 2 1


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