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ATX motherboard, dark heatsinks with integrated silver I/O cover, four DDR5 slots, multiple M.2 shields, L-shaped heatpipe visible

ASUS

ASUS ROG STRIX Z890-A GAMING WIFI S LGA 1851 ATX Intel motherboard

SKU CH-RER4-8YZJ0

Z890 ATX board for Intel Core Ultra Series 2 with 16+2+1+2 power stages, DDR5 up to 9066 MT/s, WiFi 7, 2.5Gbps LAN, five M.2 slots, Thunderbolt 4 and 7.1 audio

  • ChipsetIntel Z890
  • Number of Memory Slots4x288pin (DDR5)
  • Maximum Memory Supported192GB
  • Channel SupportedDual Channel
  • Memory FeatureSupport up to 9066+MT/s (OC), Non-ECC, Un-buffered ,Clocked
  • PCI Express 5.0 x16Intel Core Ultra Processors (Series 2) 1 x PCIe 5.0 x16 slot

model ROG STRIX Z890-A GAMING WIFI S

  • ROG STRIX Z890-F GAMING WIFI
  • ROG STRIX Z890-A GAMING WIFI S

Struck-through versions exist but are not stocked here.

  • Ready for Intel Core Ultra Series 2 processors with LGA 1851 socket
  • Robust 16+2+1+2 phase power delivery using 90A and 80A stages
  • Optimised thermal design with massive heatsinks, thermal pads and L-shaped heatpipe
  • AI-enhanced overclocking, cooling, networking and NPU boost built in
  • DDR5 support up to 9066 MT/s with DIMM Flex, DIMM Fit and AEMP III

AI-ready Intel Z890 platform

The ASUS ROG STRIX Z890-A GAMING WIFI S uses the Intel Z890 chipset and LGA 1851 socket for Core Ultra Series 2 processors. It targets builders who want an ATX board prepared for advanced AI workloads with extensive connectivity and overclocking headroom.

Thermals, noise and power draw

Massive heatsinks with an integrated I/O cover and high-conductivity thermal pads are linked by an L-shaped heatpipe to cool the 16+2+1+2 90A and 80A power stages. ProCool II connectors and MicroFine alloy chokes support efficient delivery, while AI Cooling II manages fan headers to balance airflow and acoustics during typical use.

Sustained-load behaviour

AI Overclocking and NPU Boost adapt frequencies and voltages in real time as thermal conditions change across long sessions. DIMM Flex, DIMM Fit and AEMP III maintain memory stability at up to 9066 MT/s, while the VRM thermal mass and heatpipe prevent throttling during extended compute or AI tasks.

Highlights

  • Ready for Intel Core Ultra Series 2 processors with LGA 1851 socket
  • Robust 16+2+1+2 phase power delivery using 90A and 80A stages
  • Optimised thermal design with massive heatsinks, thermal pads and L-shaped heatpipe
  • AI-enhanced overclocking, cooling, networking and NPU boost built in
  • DDR5 support up to 9066 MT/s with DIMM Flex, DIMM Fit and AEMP III

Specifications

BrandASUS
ModelROG STRIX Z890-A GAMING WIFI S
ChipsetIntel Z890
Number of Memory Slots4x288pin (DDR5)
Maximum Memory Supported192GB
Channel SupportedDual Channel
Memory FeatureSupport up to 9066+MT/s (OC), Non-ECC, Un-buffered ,Clocked Unbuffered DIMM (CUDIMM)*
Dual channel memory architecture
Supports Intel Extreme Memory Profile (XMP) memory module
Supports DIMM Flex
Supports DIMM FIT
ASUS Enhanced Memory Profile III (AEMPIII)
* Non-ECC, un-buffered DDR5 memory supports On-Die ECC function.
PCI Express 5.0 x16Intel Core Ultra Processors (Series 2)
1 x PCIe 5.0 x16 slot
PCI Express 4.0 x16Intel Z890 Chipset
1 x PCIe 4.0 x16 slot (supports x4 mode)
Serial ATA (SATA)4 x SATA 6Gb/s
M.2Intel Core Ultra Processors(Series 2)*
M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 5.0 x4 mode)
M.2_2 slot (Key M), type 2280 (supports PCIe 4.0 x4 mode)
Intel Z890 Chipset
M.2_3 slot (Key M), type 2280 (supports PCIe 4.0 x4 mode)
M.2_4 slot (Key M), type 2280/22110 (supports PCIe 4.0 x4 mode)
M.2_5 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 & SATA modes)
SATA RAID* Intel Rapid Storage Technology supports PCIe RAID 0/1/5/10, SATA RAID 0/1/5/10, M.2 slot from CPU only supports RAID 0/1/5.
Audio ChannelsROG SupremeFX 7.1 Surround Sound High Definition Audio CODEC ALC4080*
- Impedance sense for front and rear headphone outputs
- Supports: Jack-detection, Multi-streaming, Front Panel MIC Jack-retasking
- High quality 120 dB SNR stereo playback output and 110 dB SNR recording input
- Supports up to 32-Bit/384 kHz playback on front panel
Audio Features
- SupremeFX Shielding Technology
- Savitech SV3H712 AMP
- Rear optical S/PDIF out port
- Premium audio capacitors
- Audio cover
* A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.
Max LAN Speed2.5Gbps
Wireless LANWi-Fi 802.11 be
BluetoothBluetooth 5.4
Back I/O Ports2 x Thunderbolt 4 ports (2 x USB Type-C)*
6 x USB 10Gbps ports (5 x Type-A + 1 x USB Type-Cwith up to 30W PD/PPD Fast-charge)
2 x USB 5Gbps ports (2 x Type-A)
1 x DisplayPort
1 x HDMI port
1 x Wi-Fi module
1 x Intel 2.5Gb Ethernet port
2 x Audio jacks
1 x Optical S/PDIF out port
1 x BIOS FlashBack button
1 x Clear CMOS button
Onboard USB1 x USB 20Gbps connector (supports USB Type-C)
1 x USB 5Gbps header supports 2 additional USB 5Gbps ports
2 x USB 2.0 headers support 4 additional USB 2.0 ports
Other ConnectorsFan and Cooling Related
1 x 4-pin CPU Fan header
1 x 4-pin CPU OPT Fan header
1 x 4-pin AIO Pump header
5 x 4-pin Chassis Fan headers
Miscellaneous
3 x Addressable Gen 2 headers
1 x Chassis Intrusion header
1 x CPU Over voltage jumper
1 x Front Panel Audio header (F_AUDIO)
1 x Start button
1 x 10-1 pin Front System Panel header
1 x Thermal Sensor header
1 x Thunderbolt (USB4) header
BIOS Feature256 Mb UEFI AMI BIOS
SoftwareROG Exclusive Software
- ROG CPU-Z
- Dolby Atmos
ASUS Exclusive Software
Armoury Crate
- AIDA64 Extreme (60 days free trial)
- Aura Creator
- Aura Sync
- Xpert 4 (with AI Cooling II)
- GameFirst
- HWiNFO
- Power Saving
ASUS AI Advisor
ASUS DriverHub
ASUS GlideX
MyAsus
USB Wattage Watcher
TurboV Core
Adobe Creative Cloud (30 Days Free Trial)
Norton 360 for Gamers (60 Days Free Trial)
WinRAR (40 Days Free Trial)
UEFI BIOS
AI Overclocking Guide
NPU Boost
ASUS EZ DIY
- ASUS CrashFree BIOS 3
- ASUS EZ Flash 3
- ASUS UEFI BIOS EZ Mode
- ASUS MyHotkey
FlexKey
MemTest86
Windows 11Windows 11 (22H2 later)
Form FactorATX
Dimensions (W x L)12.0" x 9.6"
Power Pin1 x 24-pin Main Power connector
2 x 8-pin +12V CPU Power connectors
FeaturesExtreme Engine Digi+
- 5K Black metallic capacitors
ASUS Q-Design
- M.2 Q-Latch
- M.2 Q-Release
- M.2 Q-Slide
- PCIe Slot Q-Release Slim (with PCIe SafeSlot)
- Q-Antenna
- Q-Dashboard
- Q-DIMM
- Q-LED (CPU [red], DRAM [yellow], VGA [white], Boot Device [yellow green])
- Q-Slot
ASUS Thermal Solution
- M.2 heatsink backplate
- M.2 heatsink
ASUS EZ DIY
- BIOS FlashBack button
- BIOS FlashBack LED
- Clear CMOS button
- CPU Socket lever protector
- ProCool II
- Pre-mounted I/O shield
- SafeSlot
- SafeDIMM
Aura Sync
- Addressable Gen 2 headers
Package ContentsCables
2 x SATA 6Gb/s cables
Additional Cooling Kit
1 x Thermal pad for M.2 22110
Miscellaneous
1 x ASUS WiFi Q-Antenna
1 x Cable ties package
1 x M.2 Q-Latch package
1 x ROG key chain
1 x ROG Strix stickers
2 x M.2 rubber packages
Documentation
1 x Quick start guide

Questions about this item

How do I install the CPU into the LGA 1851 socket without bending pins?

Align the triangle marker on the processor with the socket corner, lower it gently without force, then close the retention lever until it clicks — the lever tension is the step most builders rush.

Which onboard component will need attention after several years of operation?

The BIOS firmware stored in the 256 Mb UEFI AMI chip should be updated periodically to maintain compatibility and stability.

What thermal limit appears first when the 16+2+1+2 power stages run at sustained load?

The VRM heatsink temperature rises first; the integrated I/O cover and L-shaped heatpipe are designed to spread that heat before it throttles the 90A stages.

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