ASUS Prime Z270-A Motherboard

Intel Socket 1151 for 7^th/6^th Generation Core i7/Core i5/Core i3/Pentium/Celeron Processors
Supports Intel 14 nm CPU
Supports Intel Turbo Boost Technology 2.0
* The Intel Turbo Boost Technology 2.0 support depends on the CPU types.
* Refer to www.asus.com for CPU support list

Intel Z270

4 x DIMM, Max. 64GB, DDR4 3866(O.C.)/3733(O.C.)/3600(O.C.)/3466(O.C.)/
3400(O.C.)/3333(O.C.)/3300(O.C.)/3200(O.C.)/3000(O.C.)/2800(O.C.)/2666(O.C.)/2400(O.C.)/
2133 MHz Non-ECC, Un-buffered Memory 
Dual Channel Memory Architecture
Supports Intel Extreme Memory Profile (XMP)
* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).
* The maximum memory frequency supported varies by processor.

Integrated Graphics Processor- Intel HD Graphics support
Multi-VGA output support : HDMI/DVI-D/DisplayPort ports
- Supports HDMI 1.4b with max. resolution 4096 x 2160 @ 24 Hz / 2560 x 1600 @ 60 Hz
- Supports DVI-D with max. resolution 1920 x 1200 @ 60 Hz
- Supports DisplayPort with max. resolution 4096 x 2304 @ 24 Hz
Maximum shared memory of 1024 MB
Supports up to 3 displays simultaneously
DP 1.2 Multi-Stream Transport compliant, supports DP 1.2 monitor daisy chain up to 3 displays

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

1 x PCIe 3.0/2.0 x16 (x16 or dual x8)
1 x PCIe 3.0/2.0 x16 (max at x4 mode)
4 x PCIe 3.0/2.0 x1

1 x M.2 Socket 3, , with M Key, type 2242/2260/2280/22110 storage devices support 
(SATA mode & PCIE mode)*¹
1 x M.2 Socket 3, , with M Key, type 2242/2260/2280 storage devices support (PCIE mode only)*²
6 x SATA 6Gb/s port(s), gray
Support Raid 0, 1, 5, 10
Intel Rapid Storage Technology 15 support
Supports Intel Smart Response Technology*³
Intel Optane Memory Ready *⁴

Intel I219V, 1 x Gigabit LAN Controller(s)
ASUS Turbo LAN Utility
ASUS LAN Guard

Realtek ALC S1220A 8-Channel High Definition Audio CODEC featuring Crystal Sound 3
- Impedance sense for front and rear headphone outputs
- Internal audio Amplifier to enhance the highest quality sound for headphone and speakers
- Supports : Jack-detection, Multi-streaming, Front Panel MIC Jack-retasking
- High quality 120 dB SNR stereo playback output and 113 dB SNR recording input (Line-in)
- Front panel audio connector (AAFP)
- Supports up to 32-Bit/192kHz playback *⁵
Audio Feature :
- DTS Connect
- DTS Headphone:X
- Audio Shielding: Ensures precision analog/digital separation and greatly reduced 
multi-lateral interference
- Dedicated audio PCB layers: Separate layers for left and right channels to guard the 
quality of the sensitive audio signals
- Premium Japanese-made audio capacitors: Provide warm, natural and immersive sound 
with exceptional clarity and fidelity
- Unique de-pop circuit: Reduces start-up popping noise to audio outputs
- EMI protection cover to prevent electrical noise to affect the amplifier quality
- Power pre-regulator: Reduces power input noise to ensure consistent performance
Separate layer for left and right track, ensuring both sound deliver equal quality

ASMedia USB 3.1 controller :
1 x USB 3.1 port(s) (1 at back panel, teal blue, Type-A, Support 3A power output)
ASMedia USB 3.1 controller :
1 x USB 3.1 port(s) (1 at back panel, , Type-C, Support 3A power output)
Intel Z270 Chipset :
6 x USB 3.0 port(s) (4 at back panel, , 2 at mid-board)
Intel Z270 Chipset :
6 x USB 2.0 port(s) (6 at back panel, )

OC Design - ASUS PRO Clock Technology
- Full BCLK range for extreme overclocking performance
5-Way Optimization by Dual Intelligent Processors 5
- Whole system optimization with a single click! 5-Way Optimization tuning key perfectly consolidates 
TPU, EPU, DIGI+ Power Control, Fan Xpert 4, and Turbo App together, providing better CPU performance, 
efficient power saving, precise digital power control, whole system cooling and even tailor your own app usages.
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
- ASUS Stainless-Steel Back I/O: 3X corrosion-resistance for greater durability!
- ASUS DIGI+ VRM: 8 Phase digital power design
ASUS TPU :
- Auto Tuning
- GPU Boost
ASUS EPU :
- EPU
AURA :
- Aura Lighting Control
- Aura RGB Strip Headers
- Aura Lighting Effects Synchronization with compatible ASUS ROG devices
ASUS Exclusive Features :
- MemOK!
- AI Suite 3
- Ai Charger
- Turbo LAN
- Crystal Sound 3
- EZ XMP ASUS Exclusive Features
- PC Cleaner
File Transfer
- Cloud GO!
- File Transfer
ASUS Quiet Thermal Solution :
- Stylish Fanless Design Heat-sink solution
- ASUS Fan Xpert 4
ASUS EZ DIY :
- Precision Tweaker 2
- ASUS O.C. Tuner
- ASUS O.C. Profile
- ASUS CrashFree BIOS 3
- ASUS EZ Flash 3
- ASUS UEFI BIOS EZ Mode
- Multi-language BIOS
CPU Installation Tool
- Three-step simplicity and safety
ASUS Q-Design :
- ASUS Q-Shield
- ASUS Q-LED (CPU, DRAM, VGA, Boot Device LED)
- ASUS Q-Slot
- ASUS Q-DIMM
- ASUS Q-Connector
Special Memory O.C. Design
Overclocking Protection :
- ASUS C.P.R.(CPU Parameter Recall)
Turbo APP

1 x PS/2 keyboard/mouse combo port(s)
1 x DVI-D
1 x DisplayPort
1 x HDMI
1 x LAN (RJ45) port(s)
1 x USB 3.1 Type-A
1 x USB 3.1 Type-C
4 x USB 3.0
1 x Optical S/PDIF out
5 x Audio jack(s)

1 x USB 3.0 connector(s) support(s) additional 2 USB 3.0 port(s) (19-pin)
3 x USB 2.0 connector(s) support(s) additional 6 USB 2.0 port(s)
1 x M.2 Socket 3 with M Key, type 2242/2260/2280/22110 storage devices support (SATA mode & PCIE mode)
1 x M.2 Socket 3 with M Key, type 2242/2260/2280 storage devices support (PCIE mode only)
6 x SATA 6Gb/s connector(s)
1 x CPU Fan connector(s) (1 x 4 -pin)
1 x CPU OPT Fan connector(s) (1 x 4 -pin)
2 x Chassis Fan connector(s) (2 x 4 -pin)
1 x Thunderbolt header(s)
1 x 24-pin EATX Power connector(s)
1 x 8-pin ATX 12V Power connector(s)
1 x EZ XMP switch
1 x Front panel audio connector(s) (AAFP)
1 x System panel(s) (Q-Connector) (Chassis intrusion header is inbuilt)
1 x 5-pin EXT_FAN(Extension Fan) connector
1 x MemOK! button(s)
1 x CPU OV
1 x Power-on button(s)
1 x Clear CMOS jumper(s)
1 x 14-1 pin TPM connector
1 x COM port header
1 x High AMP Fan header (4-pin)
1 x T_Sensor Connector
1 x AIO PUMP Header
2 x 3D Mount screw port(s)

User's manual
ASUS Q-Shield
3 x SATA 6Gb/s cable(s)
1 x M.2 Screw Package
1 x CPU installation tool
1 x Supporting DVD
1 x SLI HB BRIDGE(2-WAY-M)
1 x Q-connector(s) (1 in 1)

128 Mb Flash ROM, UEFI AMI BIOS, PnP, 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, and ASUS DRAM SPD (Serial Presence Detect) memory information.

WfM 2.0, DMI 3.0, WOL by PME, PXE

Windows 10 64-bit
Windows 8.1 64-bit *⁶
Windows 7 32-bit *⁶
Windows 7 64-bit *⁶
*⁶

ATX Form Factor
12.0 inch x 9.6 inch ( 30.5 cm x 24.4 cm )

*1. The M.2_1 socket shares SATA_1 port when use M.2 SATA mode device. 
Adjust BIOS settings to use a SATA device.
*2. The M.2_2 socket shares SATA_56 ports when use M.2 PCIE mode device in X4 mode. 
Adjust BIOS settings to use M.2 PCIE devices in X4 mode.
*3. These functions will work depending on the CPU installed.
*4.Intel Optane Technology is only supported when using 7th Generation Intel processors. 
Before using Intel Optane memory modules, ensure that you have updated your motherboard drivers
and BIOS to the latest version from ASUS support website.
*5. Due to limitations in HDA bandwidth, 32-Bit/192kHz is not supported for 8-Channel audio. 
32-Bit/192kHz is only available under Windows 10.
*6. Windows 8.1 64-bit and Windows 7 32/64-bit are only supported when using 6th Generation Intel Processors