Model

Brand

ASUS

Model

H81M-C/CSM

Supported CPU

CPU Socket Type

LGA 1150

CPU Type

4th Generation Core i7/Core i5/Core i3/Pentium/Celeron

Supported CPU Technologies

Turbo Boost Technology 2.0

Chipsets

North Bridge

Intel H81

Memory

Number of Memory Slots

2×240pin

Memory Standard

DDR3 1600/1333/1066

Maximum Memory Supported

16GB

Channel Supported

Dual Channel

Expansion Slots

PCI Express 2.0 x16

1

PCI Express x1

2(PCIe 2.0)

PCI Slots

1

Storage Devices

SATA 3Gb/s

2

SATA 6Gb/s

2 x SATA 6Gb/s

Onboard Video

Onboard Video Chipset

Supported only by CPU with integrated graphic

Onboard Audio

Audio Chipset

Realtek ALC887-VD

Audio Channels

8 Channels

Onboard LAN

LAN Chipset

Realtek RTL8111G

Max LAN Speed

10/100/1000Mbps

Rear Panel Ports

PS/2

1 x PS/2 keyboard 
1 x PS/2 mouse

LPT

1

Video Ports

1 x DVI-D
1 x D-Sub

USB 1.1/2.0

4 x USB 2.0

USB 3.0

2 x USB 3.0

Audio Ports

3 Ports

Internal I/O Connectors

Onboard USB

4 x USB 2.0

Other Connectors

1 x TPM header
1 x COM port(s) connector(s)
1 x CPU Fan connector(s) 
1 x Chassis Fan connector(s) 
1 x 24-pin EATX Power connector(s)
1 x 4-pin ATX 12V Power connector(s)
1 x Front panel audio connector(s) (AAFP)
1 x Internal speaker connector(s)
1 x System panel(s) 
1 x Clear CMOS jumper(s)

Physical Spec

Form Factor

Micro ATX

Dimensions

9.6" x 7"

Power Pin

24 Pin

Features

Features

ASUS EPU :
-EPU 

ASUS Exclusive Features :
-GPU Boost
-AI Suite 3
-Ai Charger
-Anti-Surge
-ASUS UEFI BIOS EZ Mode featuring friendly graphics user interface 
-Network iControl
-USB 3.0 Boost

ASUS Quiet Thermal Solution :
-ASUS Fan Xpert 

ASUS EZ DIY :
-ASUS CrashFree BIOS 3 
-ASUS EZ Flash 2 
-ASUS MyLogo 2 

ASUS Q-Design :
-ASUS Q-Slot

100% All High-quality Conductive Polymer Capacitors

Packaging

Package Contents

ASUS H81M-C/CSM Motherborad
User's manual
I/O Shield
2 x SATA 6Gb/s cable(s)