ASUS ROG MAXIMUS XII FORMULA (WiFi 6) LGA 1200 Intel Z490 SATA 6Gb/s ATX Intel Motherboard (16 Power Stages, EK CrossChill III, 10Gbps & Intel 2.5Gb LAN, Triple M.2, 2" Livedash OLED, Aura Sync)
Intel LGA 1200 socket: Designed to unleash the maximum performance of 10th Gen Intel Core processors
Extreme Power Solution: features 16 infineon power stages, each rated to handle 70 amps, high-quality alloy chokes and durable capacitors to provide reliable power even when push the CPU performance to the limit
Hybrid Cooling System: CrossChill EK III VRM block and Extra-large heatsinks for VRM, chipset and M.2 slots, solid steel backplate lets you cool with air and water
Fastest Gaming Connectivity: Intel WiFi 6 AX201 (802.11 ax), Dual Ethernet with Marvell AQtion 10Gb and Intel 2.5Gb Ethernet with LANGaurd technology, Triple M.2 slots, USB 3.2 Gen 2 front panel connectors
Unmatched Personalization: 2" Livedash OLED, ASUS-exclusive Aura Sync RGB lighting, including 2 x 4-pin RGB header and 2 x Gen 2 addressable RGB headers
Intel Socket LGA 1200 for 10th Gen Intel Core, Pentium Gold and Celeron processors* * Refer to www.asus.com for CPU support list
Supported CPU Technologies
Supports Intel Turbo Boost Technology 2.0 and Intel Turbo Boost Max Technology 3.0** ** Intel Turbo Boost Max Technology 3.0 support depends on the CPU types.
Chipsets
Chipset
Intel Z490
Memory
Number of Memory Slots
4x288pin (DDR4)
Memory Standard
DDR4 4700+(O.C)/ 4600(O.C)/ 4500(O.C)/ 4400(O.C)/ 4266(O.C.)/ 4133(O.C.)/ 4000(O.C.)/ 3866(O.C.)/ 3733(O.C.)/ 3600(O.C.)/ 3466(O.C.)/ 3400(O.C.)/ 3333(O.C.)/ 3200(O.C.)/ 3000(O.C.)/ 2933(O.C.)/ 2800(O.C.)/ 2666/ 2400/ 2133 MHz Non-ECC, Un-buffered Memory* * 10th Gen Intel Core i9/i7 CPUs support 2933/ 2800/ 2666/ 2400/ 2133 natively. Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).
Maximum Memory Supported
128GB
Channel Supported
Dual Channel
Expansion Slots
PCI Express 3.0 x16
Intel 10th Gen Processors 2 x PCIe 3.0 x16 slots (support x16 or x8/x8 modes) Intel Z490 Chipset 1 x PCIe 3.0 x16 slot (supports x4 mode)* * The PCIEX16_3 shares bandwidth wih M.2_3. When M.2_3 runs x4 mode, PCIEX16_3 will be disabled. When M.2_3 and PCIEX16_3 are both occupied, M.2_3 runs x2 mode, PCIEX16_3 runs X1 mode.
PCI Express x1
1 x PCIe 3.0 x1 slot** ** The PCIEX1 shares bandwidth with M.2_1. When M.2_1 runs x4 mode, PCIEX1 will be disabled.
Storage Devices
Serial ATA (SATA)
6 x SATA 6Gb/s ** M.2_2 shares bandwidth with SATA6G_56. When M.2_2 runs x4 mode, SATA_56 will be disabled. M.2_2 runs x2 mode by default.
M.2
Intel Z490 Chipset M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 3.0 x4 & SATA modes)* M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 3.0 x4 mode)** M.2_3 slot (Key M), type 2242/2260/2280 (supports PCIe 3.0 x4 mode)*** * M.2_1 shares bandwidth with PCIEX1. When PCIEX1 is occuppied, M.2_1 runs x2 or SATA mode (when M.2_1 runs SATA mode, SATA6G_2 will be disabled). ** M.2_2 shares bandwidth with SATA6G_56. When M.2_2 runs x4 mode, SATA_56 will be disabled. M.2_2 runs x2 mode by default. *** M.2_3 shares bandwidth with PCIEX16_3. When PCIEX16_3 runs x4 mode, M.2_3 will be disabled. When M.2_3 and PCIEX16_3 are both occoppied, M.2_3 runs x2 mode, PCIEX16_3 runs X1 mode.
Intel Optane Ready
Yes
SATA RAID
0/1/5/10
Onboard Audio
Audio Chipset
ROG SupremeFX High Definition Audio CODEC S1220
Audio Channels
8 Channels * Due to limitations in HDA bandwidth, 32-Bit/192kHz is not supported for 8-Channel audio.
Onboard LAN
LAN Chipset
AQUANTIA AQC107
Second LAN Chipset
Intel I225-V
Max LAN Speed
10Gbps + 2.5Gbps
Wireless LAN
Intel Wi-Fi 6 AX201 2x2 Wi-Fi 6 (802.11 a/b/g/n/ac/ax) support 1024QAM/OFDMA/MU-MIMO Supports up to 2.4Gbps max data rate Support 2.4/5GHz Dual-Band Supports channel bandwidth: HT20/HT40/HT80/HT160 Supports CNVI interface
Bluetooth
Bluetooth v5.1* * BT 5.1 function will be ready in Windows 10 build 19041 later.
Rear Panel Ports
Back I/O Ports
1 x ASUS Wi-Fi Module 1 x BIOS FlashBack button 1 x Clear CMOS button 5 x Gold-plated audio jacks 1 x Intel I225-V 2.5Gb Ethernet 1 x Marvell AQtion AQC107 10Gb Ethernet 1 x Optical S/PDIF out port 1 x PS/2 keyboard/mouse combo port 6 x USB 3.2 Gen 1 port(s) (6 x Type-A) 4 x USB 3.2 Gen 2 port(s) (3 x Type-A + 1 x USB Type-C)
Internal I/O Connectors
Onboard USB
1 x USB 3.2 Gen 2 front panel connector (suppports USB Type-C) 2 x USB 3.2 Gen 1 headers support additional 4 USB 3.2 Gen 1 ports 2 x USB 2.0 headers support additional 4 USB 2.0 ports
Other Connectors
Fan 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 3 x 4-Pin Chassis fan headers 1 x 4-Pin H_AMP fan header 1 x W_PUMP+ header 1 x 2-pin Water In header 1 x 2-pin Water Out header 1 x 3-pin Water Flow header Miscellaneous 2 x AURA addressable Gen 2 headers 2 x AURA RGB headers 1 x FlexKey button 1 x Front panel audio header (AAFP) 1 x ReTry button 1 x Speaker header 1 x Start button 1 x 10-1 pin System Panel header 1 x Thermal sensor header 1 x Thunderbolt header
Software Feature
Windows 11
Supported
Physical Spec
Form Factor
ATX
LED Lighting
RGB
Power Pin
1 x 24-pin Main Power connector 1 x 8-pin +12V Power connector 1 x 4-pin +12V Power connector
Special Features: ROG Extreme OC kit - FlexKey button - ReTry button - Start button Extreme Engine Digi+ - 10K Black Metallic Capacitors - 70A Power Stage - MicroFine Alloy Choke ASUS Q-Design - ASUS Q-Code - ASUS Q-Connector - ASUS Q-DIMM - ASUS Q-LED (CPU [red], DRAM [yellow], VGA [white], Boot Device [yellow green]) - ASUS Q-Slot ASUS Thermal Solution - Aluminum M.2 heatsink - CrossChill EK III - Steel backplate ASUS EZ DIY - BIOS Flashback button - Clear CMOS button - Procool II - Pre- mounted I/O shield - SafeSlot AURA Sync - ROG Aura sync Armor - Standard RGB header(s) - Addressable Gen 2 RGB header(s) LiveDash OLED 2"
Software Features: ROG Exclusive Software - Mem Tweakit - RAMCache III - ROG CPU-Z - GameFirst VI - Sonic Studio III + Sonic Studio Virtual Mixer - Sonic Radar III - DTS Sound Unbound - Overwolf - BullGuard Internet Security (1-year full version) ASUS Exclusive Software Features Armoury Crate - Aura Creator - Aura Sync - OLED Display AI Suite 3: -5-Way Optimization with AI Overclocking TPU EPU DIGI+ Power Control Fan Xpert 4 Turbo APP -EZ Update AI Charger WinRAR UEFI BIOS AI Overclocking Guide ASUS EZ DIY - ASUS CrashFree BIOS 3 - ASUS EZ Flash 3 - ASUS UEFI BIOS EZ Mode FlexKey
BIOS: 256MB Flash ROM, UEFI AMI BIOS
Manageability: WOL by PME, PXE
Operating System: Windows 10 - 64-bit
Packaging
Package Contents
Accessories: Cables 1 x Addressable RGB extension cable 1 x RGB extension cable 2 x ROG weave SATA 6G cables 4 x SATA 6Gb/s cables Miscellaneous 2 x M.2 Rubber package(s) 2 x M.2 SSD screw package(s) 1 x Q-connector 1 x ROG logo plate sticker 1 x ROG stickers 1 x ROG thank you card 1 x ASUS 2 x 2 dual band Wi-Fi moving antennas Installation Media 1 x Support DVD Documentation 1 x User manual
Additional Information
First Listed on Newegg
March 15, 2026
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Warranty, Returns, And Additional Information
Warranty
Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.