ASUS MAXIMUS IX EXTREME LGA1151

Form Factor E-ATX
CPU Socket 1151
Chipset Intel Z270
Memory Type DDR4
Memory Channel Dual (2)
Memory Type (ECC) Non-ECC
Memory Type (R/U) UDIMM (Unbuffered)
Memory Speed (Mhz)
DDR4 - 2400
DDR4 - 2666(OC)
DDR4 - 3400(OC)
DDR4 - 3466(OC)
DDR4 - 3500(OC)
DDR4 - 3600(OC)
DDR4 - 3733(OC)
DDR4 - 3800(OC)
DDR4 - 3866(OC)
DDR4 - 4000(OC)
DDR4 - 4133(OC)

Max. Memory Capacity
64GB (4x16GB)
Audio
ROG SupremeFX 8-Ch. HD Audio S1220
Primary GPU Interface
PCIe 3.0 (x16)
SLI Support
2-Way SLi
Crossfire Support
3-Way CrossFire
On-Board Graphics Connectors


DisplayPort 1.2
HDMI

Expansion Slots


1 x M.2, 2242/2260/2280, PCIe/SATA
1 x M.2, 2242/2260/2280/22110, PCIe/SATA
1 x PCIe 3.0 x16
1 x PCIe 3.0 x16 (x4 Bandwidth)
1 x PCIe 3.0 x16 (x8 Bandwidth)
1 x PCIe 3.0 x4

SATA Support
SATA3 / M.2
RAID Support via
SATA
Storage Mode Support


Intel Optane Memory Ready
Intel Rapid Storage Technology Support
Intel® Smart Response Technology
RAID 0
RAID 1
RAID 10
RAID 5

Internal I/O


1 x 2-Digit debug code LED
1 x 24-pin (Power)
1 x 4-pin (Power)
1 x 4-pin EZ PLUG Power
8 x 4-pin Radiator Fan Headers
2 x 4-pin System Fan Connector
2 x 4-pin W_PUMP+ Connector
1 x 5-pin EXT_FAN(Extension Fan) connector
1 x 8-pin (Power)
1 x 9-pin Monoblock Sensor
2 x Aura RGB Strip Headers
1 x BIOS Switch button
1 x Clear CMOS Button
1 x EXT_FAN
1 x EZ Plug connector (4-pin Molex Power connector)
1 x Front Panel Audio Header
1 x LN2 Mode jumper(s)
1 x MemOK! Button
1 x Power button
1 x Reset Button
1 x ReTry Button
1 x ROG Extension header (ROG_EXT)
1 x RSVD Switch
1 x Safe Boot Button
8 x SATA III - 6Gb/s
1 x Slow Mode Switch
1 x System panel(s) (Q-Connector)
1 x Thermal sensor connector
1 x TPM Header
2 x USB 2.0 Header
1 x USB 3.0 Header
1 x USB 3.1 Header
1 x USB BIOS Flashback button
1 x W_FLOW header
1 x W_IN header
1 x W_OUT header

Network Interface Type


802.11ac WiFi LAN
Wired Gigabit LAN (10/100/1000)

Network Chip/Modules
1 x Intel® I219V (Gigabit LAN)
Rear I/O Connectors


1 x 10/100/1000 (LAN)
2 x Audio I/O
1 x Clear CMOS Button
1 x DisplayPort 1.2
1 x HDMI
1 x Line In
1 x Line Out
1 x Mic-In
1 x SPDIF Out (Optical)
6 x USB 3.0
1 x USB 3.1 Type-A
1 x USB 3.1 Type-C
1 x USB BIOS Flashback Button