ASUS - Maximus XI Apex DDR4 M.2 WiFi Socket 1151v2

Build in Intel® 9th / 8th Gen Intel® Core™, Pentium® Gold and Celeron® Processors 
Supports Intel® 14 nm CPU
Supports Intel® Turbo Boost Technology 2.0 
* Refer to www.asus.com for CPU support list

Build in Intel® Z390

Socket 1151 for 9th / 8th Gen Intel® Core™, Pentium® Gold and Celeron® processors
2 x DIMM, Max. 64GB, DDR4 4800(O.C.)/4700(O.C)/4600(O.C)/4500(O.C)/4400(O.C)/4266(O.C.)/4133(O.C.)/4000(O.C.)/3866(O.C.)/3600(O.C.)/3466(O.C.)/3400(O.C.)/3333(O.C.)/3300(O.C.)/3200(O.C.)/3000(O.C.)/2933(O.C.)/2800(O.C.)/2666/2133 MHz Memory *
Dual Channel Memory Architecture 
Supports Intel® Extreme Memory Profile (XMP)
* Double Capcity DRAM support depends on the DRAM models

Supports NVIDIA® 2-Way SLI™ Technology 
Supports AMD 3-Way CrossFireX™ Technology

Socket 1151 for 9th / 8th Gen Intel® Core™, Pentium® Gold and Celeron® processors
2 x PCIe 3.0 x16 (Single at x16, dual at x8/x8) 
1 x PCIe 3.0 x16 
Intel® Z390 Chipset
1 x PCIe 3.0 x1

Intel® Z390 Chipset : 
1 x ROG DIMM.2 Module support(PCH_DIMM.2), with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIE 3.0 x 4 mode)
1 x ROG DIMM.2 Module support(PCH_DIMM.2), with M key, type 2242/2260/2280/22110 storage devices support (PCIE 3.0 x 4 mode)
6 x SATA 6Gb/s port(s)
Support Raid 0, 1, 5
Intel® Optane™ Memory Ready

Intel® I219V, 1 x Gigabit LAN Controller(s)

Intel® Wireless-AC 9560
Wi-Fi 802.11 a/b/g/n/ac
Supports channel bandwidth: HT20/HT40/HT80/HT160. Up to 1.73Gbps transfer speed

Bluetooth® 5.0

ROG SupremeFX 7.1-Channel High Definition Audio CODEC 
- Impedance sense for front and rear headphone outputs
- High quality 120 dB SNR stereo playback output and 113 dB SNR recording input
- Supports up to 32-Bit/192kHz playback 
Audio Feature :
- SupremeFX Shielding™ Technology
- Optical S/PDIF out port(s) at back panel
Premium Japan-made audio capacitors provides warm, natural, and immersive sound with exceptional clarity and fidelity

Intel® Z390 Chipset : 
1 x USB 3.1 Gen 2 front panel connector port(s) 
Intel® Z390 Chipset : 
4 x USB 3.1 Gen 2 port(s) (4 at back panel, , Type-A + USB Type-CTM)
Intel® Z390 Chipset : 
10 x USB 3.1 Gen 1 port(s) (6 at back panel, blue)
Intel® Z390 Chipset : 
4 x USB 2.0 port(s)

Condensation detection
Clear CMOS button
ROG CPU-Z
ROG CloneDrive
Slow Mode
Overwolf
ReTry Button
Safe Boot Button
Start Button
Reset Button
LN2 Mode
Extreme Engine Digi+ :
- IR3555 PoweIRstage®
- MicroFine Alloy Chokes
- 10K Black Metallic Capacitors
Mem TweakIt
Double Power :
- Dual 8 -pin CPU
ProbeIt
UEFI BIOS features :
- O.C. Profile
- GPU.DIMM Post
- Tweakers' Paradise
- ROG SSD Secure Erase
- Graphic Card Information Preview
Extreme Tweaker
ROG Patented Pre-mounted I/O Shield
ROG Exclusive Software
- RAMCache III

ASUS Dual Intelligent Processors 3 - SMART DIGI+ Power Control :
- 5-Way Optimization tuning key perfectly consolidates TPU, EPU, DIGI+ VRM, Fan Expert 4, and Turbo App
AI Overclocking
Fan Xpert4

ASUS 5X Protection III :
- ASUS SafeSlot Core: Fortified PCIe Slot prevents damage
- ASUS LANGuard: Protects against LAN surges, lightning strikes and static-electricity discharges!
- ASUS Overvoltage Protection: World-class circuit-protecting power design
SafeDIMM slot
AURA :
- Aura Lighting Control
- Aura RGB Strip Headers
- Aura Lighting Effects Synchronization with compatible ASUS ROG devices
- Aura Addressable Strip Header(s)
ASUS Exclusive Features :
- USB BIOS Flashback®
- MemOK! II
- AI Suite 3
- Anti-Surge
- ASUS CrashFree BIOS 3 
- ASUS NODE : hardware control interface 
- BIOS Flashback® Button
- Clear CMOS Button 
ASUS Q-Design :
- ASUS Q-Code
- ASUS Q-LED (CPU, DRAM, VGA, Boot Device LED, HDD LED)
- ASUS Q-Slot
- ASUS Q-DIMM 
- ASUS Q-Connector
Gaming Aesthetics :
- AURA-RGB Lighting
DIY Friendly Design
- Procool
- SafeSlot
- Digi+ VRM
- DRAM Overcurrent Protection
- Highly Durable components
- ESD Guards
MemOK! II
Armoury Crate

1 x PS/2 keyboard (purple)
1 x PS/2 mouse (green)
1 x LAN (RJ45) port(s)
3 x USB 3.1 Gen 2 (red)
1 x USB 3.1 Gen 2 (black)Type-C, 
6 x USB 3.1 Gen 1 (blue) 
1 x Optical S/PDIF out
1 x Clear CMOS button(s)
1 x USB BIOS Flashback® Button(s)
1 x ASUS Wi-Fi GO! module (Wi-Fi 802.11 a/b/g/n/ac and Bluetooth v5.0 
5 x Gold-plated audio jacks

1 x Aura Addressable Strip Header(s)
1 x ReTry jumper
1 x S/PDIF out header(s)
2 x 8-pin EATX 12V Power connectors
1 x 4-pin EZ_PLUG Power connector(s)
1 x Front panel audio connector(s) (AAFP)
1 x MemOK! II switch(es)
1 x Clear CMOS button(s)
1 x Node Connector(s)
1 x LN2 Mode jumper(s)
1 x Safe Boot button
1 x ReTry button
1 x System panel connector
1 x High AMP Fan Header
1 x W_Pump+ Header
1 x AIO PUMP Header
1 x W_IN header
1 x W_OUT header
1 x W_FLOW header
1 x USB 3.1 Gen 2 front panel connector
1 x DIMM.2 Slot supports 2 M.2 drives (2242-22110) 
3 x 4-pin Full Speed Fan connectors
3 x onboard LED ON/OFF jumper(s)
2 x USB 3.1 Gen 1 connector(s) support(s) additional 2 USB 3.1 Gen 1 port(s)
2 x USB 2.0 connector(s) support(s) additional 2 USB 2.0 port(s)
1 x Start button
1 x Q-Code
1 x RGB Header

1 x Supporting DVD
1 x ROG addressable LED strip (30cm)
1 x SLI HB BRIDGE(2-WAY-M)
1 x ROG big sticker
1 x Q-Connector
2 x M.2 screw kit (short screw and mount)
1 x Wi-Fi Antenna(s)
1 x Extension Cable for RGB strips (80 cm)
User manual
1 x ROG coaster(s)
1 x Customizable Name Plate Accessory Pack
1 x ROG Thank you card
1 x ROG DIMM.2 with heatsink
1 x M.2 Pad for ROG DIMM.2

2 x 128 Mb Flash ROM, UEFI AMI BIOS, PnP, DMI3.0, WfM2.0, SM BIOS 3.0, ACPI 6.0, Multi-language BIOS, ASUS EZ Flash 3, CrashFree BIOS 3, F11 EZ Tuning Wizard, F6 Qfan Control, F3 My Favorites, Last Modified log, F12 PrintScreen, F3 Shortcut functions and ASUS DRAM SPD (Serial Presence Detect) memory information.

WfM2.0, DMI3.0, WOL by PME, PXE

Windows® 10 64-bit

ATX Form Factor 
24.4 cm x 24.4 cm