ASROCK B75M User Manual

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3.3 OC Tweaker Screen
In the OC Tweaker screen, you can set up overclocking features.
CPU Conguration
CPU Ratio
Use this item to change the ratio value of this motherboard.
Intel SpeedStep Technology
Intel SpeedStep technology is Intel’s new power saving technology. Pro-
cessors can switch between multiple frequencies and voltage points to en-
able power saving. The default value is [Enabled]. Conguration options:
[Enabled] and [Disabled]. If you install Windows
®
Vista
TM
/ 7 and want to
enable this function, please set this item to [Enabled]. This item will be hid-
den if the current CPU does not support Intel SpeedStep technology.
Please note that enabling this function may reduce CPU voltage and lead to system
stability or compatibility issues with some power supplies. Please set this item to
[Disabled] if above issues occur.
Intel Turbo Boost Technology
Use this item to enable or disable Intel Turbo Boost Mode Technology.
Turbo Boost Mode allows processor cores to run faster than marked fre-
quency in specic conditions. The default value is [Enabled].
Long Duration Power Limit
Use this item to congure long duration power limit in watts. The default
value is [Auto].
Long Duration Maintained
Use this item to congure time window which the long duration power is
maintained. The default value is [Auto].
Short Duration Power Limit
Use this item to congure short duration power limit in watts. The default

ASROCK B75M Specifications

General

ECC	No
Non-ECC	Yes
Memory voltage	1.5 V
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
Supported memory module capacities	1GB, 2GB, 4GB, 8GB
System bus rate	5 GT/s
Processor socket	LGA 1155 (Socket H2)
Processor manufacturer	Intel
Compatible processor series	Intel Core i3, Intel Core i5, Intel Core i7
Maximum number of SMP processors	1
Number of SATA II connectors	5
Number of SATA III connectors	3
USB 3.2 Gen 1 (3.1 Gen 1) connectors	0
HDMI version	1.4a
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 ALC662
Cooling type	Passive
Certification	FCC, CE, WHQL, ErP/EuP Ready
Component for	PC
Power source type	ATX
Motherboard chipset	Intel B75
PC health monitoring	CPU, FAN, Temperature
Audio output channels	7.1 channels
Motherboard form factor	micro ATX
Compatible operating systems	Windows 7, Vista, XP 32/64-bit
Supported storage drive interfaces	SATA II, SATA III
Cables included	SATA
Graphics card	GMA X4500
OpenGL version	3.2
DirectX version	11
Maximum resolution	2048 x 1536 pixels
Maximum graphics card memory	1760 MB
Parallel processing technology support	2-Way CrossFireX, Quad-GPU CrossFireX
PCI Express slots version	2.0, 3.0
PCI Express configurations	1x4, 1x16
Controller 2nd interface type	ASMedia ASM1061
LAN controller	Realtek RTL8111E
Wi-Fi standards	Not supported
Networking features	Gigabit LAN
Ethernet interface type	Gigabit Ethernet
BIOS type	EFI AMI
ACPI version	1.1
BIOS memory size	64 Mbit

Weight and Dimensions

Depth	213 mm
Width	244 mm