E1958

ASUS motherboard feature update

Intel® EM64T

The motherboard supports Intel® Pentium® 4 CPUs with the Intel® EM64T (Extended Memory 64 Technology). The Intel® EM64T feature allows your computer to run on 64-bit operating systems and access larger amounts of system memory for faster and more efficient computing.

The motherboard is fully compatible with Intel® LGA 775 processors running on 32-bit operating systems.

Using the Intel® EM64T feature

To use the Intel® EM64T feature:

1.Install an Intel® Pentium® 4 CPU that supports the Intel® EM64T.

2.Install a 64-bit operating system (Windows® XP Professional x64 Edition or Windows® Server 2003 x64 Edition).

3.Install the 64-bit drivers for the motherboard components and devices from the support CD.

4.Install the 64-bit drivers for expansion cards or add-on devices, if any.

Refer to the expansion card or add-on device(s) documentation, or visit the related website, to verify if the card/device supports a 64-bit system.

Enhanced Intel SpeedStep® Technology (EIST)

The Enhanced Intel SpeedStep® Technology (EIST) intelligently manages the CPU resources by automatically adjusting the CPU voltage and core frequency depending on the CPU loading and system speed/power requirement.

System requirements

•Intel® Pentium® 4 processor with EIST support

•BIOS file with EIST support

•Operating system with EIST support (Windows® XP SP2/Windows® Server 2003 SP1/Linux 2.6 kernel or later versions)

Using the EIST

To use the EIST feature:

1.Turn on the computer, then enter the BIOS Setup.

2.Go to the Advanced Menu, highlight CPU Configuration, then press <Enter>.

3.Scroll down the options, select the Intel(R) SpeedStep Technology item, then press <Enter>. Refer to the BIOS screen on the next page.