ASROCK H81M Manual

H81M
19
English
2.3 Installing Memory Modules (DIMM)
is motherboard provides two 240-pin DDR3 (Double Data Rate 3) DIMM slots,
and supports Dual Channel Memory Technology.
e DIMM only ts in one correct orientation. It will cause permanent damage to
the motherboard and the DIMM if you force the DIMM into the slot at incorrect
orientation.
1. For dual channel conguration, you always need to install identical (the same
brand, speed, size and chip-type) DDR3 DIMM pairs.
2. It is unable to activate Dual Channel Memory Technology with only one memory
module installed.
3. It is not allowed to install a DDR or DDR2 memory module into a DDR3 slot;
otherwise, this motherboard and DIMM may be damaged.

ASROCK H81M Specifications

General

Memory channels	Dual-channel
Memory slots type	DIMM
Number of memory slots	2
Supported memory types	DDR3-SDRAM
Maximum internal memory	16 GB
Supported memory clock speeds	1066, 1333, 1600 MHz
Processor socket	LGA 1150 (Socket H3)
Processor manufacturer	Intel
Compatible processor series	Intel Celeron, Intel Pentium
Intel® Core i3/i5/i7/i9 series	i3-4xxx, i5-4xxx, i7-4xxx
Power fan connector	Yes
Number of SATA connectors	-
Number of Parallel ATA connectors	0
USB 3.2 Gen 1 (3.1 Gen 1) connectors	1
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	4
Audio chip	Realtek ALC892
Cooling type	Passive
Component for	PC
Power source type	ATX
Motherboard chipset	Intel® H81
PC health monitoring	CPU, FAN, Power supply, Temperature
Audio output channels	7.1 channels
Motherboard form factor	micro ATX
Windows operating systems supported	Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64
Supported storage drive interfaces	SATA II, SATA III
DirectX version	11.1
Maximum resolution	1920 x 1200 pixels
Maximum graphics card memory	1792 MB
Parallel processing technology support	2-Way CrossFireX, Quad-GPU CrossFireX
LAN controller	Atheros AR8171
Ethernet interface type	Gigabit Ethernet
BIOS type	UEFI AMI
ACPI version	1.1
BIOS memory size	32 Mbit

Weight and Dimensions

Width	- mm