MSI Z87-GD65-GAMING manual Memory-Z

Chapter 3

please consult your local EMI regulation.

•Remember to disable Spread Spectrum if you are overclocking because even a slight jitter can introduce a temporary boost in clock speed which may just cause your overclocked processor to lock up.

▶CPU Specifications

Press <Enter> to enter the sub-menu. This sub-menu displays the information of installed CPU. You can also access this information menu at any time by pressing [F4]. Read only.

▶CPU Technology Support

Press <Enter> to enter the sub-menu. The sub-menu shows what the key features does the installed CPU support. Read only.

▶MEMORY-Z

Press <Enter> to enter the sub-menu. This sub-menu displays all the settings and timings of installed memory. You can also access this information menu at any time by pressing [F5].

▶DIMM1~4 Memory SPD

Press <Enter> to enter the sub-menu. The sub-menu displays the information of installed memory. Read only.

▶CPU Features

Press <Enter> to enter the sub-menu.

▶Hyper-Threading Technology [Enabled]

The processor uses Hyper-Threading technology to increase transaction rates and reduces end-user response times. Intel Hyper-Threading technology treats the multi cores inside the processor as multi logical processors that can execute instructions simultaneously. In this way, the system performance is highly improved.

[Enable]	Enables Intel Hyper-Threading technology.
[Disabled]	Disables this item if the system does not support HT function.

▶Active Processor Cores [All]

This item allows you to select the number of active processor cores.

▶Limit CPUID Maximum [Disabled]

Enables or disables the extended CPUID value.

[Enabled]	BIOS will limit the maximum CPUID input value to circumvent
	boot problems with older operating system that do not support the
	processor with extended CPUID value.
[Disabled]	Use the actual maximum CPUID input value.

▶Execute Disable Bit [Enabled]

Intel’s Execute Disable Bit functionality can prevent certain classes of malicious “buffer overflow” attacks where worms attempt to execute code to damage the system. It is recommended that keeps this item enabled always.

[Enabled]	Enables NO-Execution protection to prevent the malicious attacks
	and worms.
[Disabled]	Disables this function.

BIOS Setup 3-22