Asus Prime Z390-A
ASUS Prime Z390-A: 2018 high-end Z390 ATX board for 8th/9th‑gen Intel; dual M.2, USB 3.1 Gen2, Intel LAN; great for overclocking and expansion.
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Product overview
Released on October 8, 2018 alongside Intel’s Z390 platform and 9th‑gen Core (Coffee Lake Refresh), the Asus Prime Z390‑A is an ATX LGA1151 board targeting 8th/9th‑gen CPUs. ([pcworld.com](https://www.pcworld.com/article/401964/intel-z390-chipset-motherboard-specs-features.html?utm_source=openai))
Positioned as a high_end Z‑series option, it exists to unlock CPU overclocking and offer richer I/O than B‑series boards. Good for overclocking, expansion/multi‑M.2, and high‑speed memory in standard mid‑tower builds: four DDR4 DIMM slots with high OC support, three PCIe 3.0 x16 physical slots, two M.2 (PCIe/SATA) plus six SATA, USB 3.1 Gen 2 Type‑A/C, Intel Gigabit LAN, and no onboard Wi‑Fi. Unique: onboard header to support the ASUS ThunderboltEX 3 add‑in card (Thunderbolt 3). ([asus.com](https://www.asus.com/us/motherboards-components/motherboards/prime/prime-z390-a/))
- overclocking
- expansion/multi-M.2
- high-speed memory
- first-time builders
Product highlights
- 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. OptiMem II: Careful routing of traces and vias, plus ground layer optimizations to preserve signal integrity for improved memory overclocking
- 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
Specifications
- Socket
- LGA1151
- WiFi
- No
- Integrated Graphics
- Yes
- Compatible Memory
- DDR4
- USB
- 3.1
- Max Memory Size
- 64 GB
- ECC Support
- No
- Chipset
- Z390
- Max RAM speed
- 4266 MHz
- Form factor
- ATX
- RAM slots
- 4
- M.2 slots
- 2
- PCIe x16
- 3
- Processor Generation
- 8, 9
- Pci E
- 3.0
- M 2
- PCI-E, SATA
- Sata Slots
- 6
- Sata Speed
- 6 Gb/s
- Pci E Slots
- 3
- Tdp
- 50 W
- Nvme
- Yes
- Pci E X1
- 3
- Cpu Brand
- Intel
