Asus EPU Computer Hardware User Manual


 
ASUS P5K/EPU A-1
A.1 Intel
®
EM64T
The motherboard is fully compatible with Intel
®
LGA775 processors running
on 32-bit operating systems.
The motherboard comes with a BIOS le that supports EM64T. You can
download the latest BIOS le from the ASUS website (www.asus.com/
support/download/) if you need to update the BIOS le. See Chapter 4 for
details.
Visit www.intel.com for more information on the EM64T feature.
Visit www.microsoft.com for more information on Windows
®
64-bit OS.
Using the Intel
®
EM64T feature
To use the Intel
®
EM64T feature:
1. Install an Intel
®
CPU that supports the Intel
®
EM64T.
2. Install a 64-bit operating system (Windows
®
Vista 64-bit Edition or
Windows
®
XP Professional 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.
A.2 Enhanced Intel SpeedStep
®
Technology (EIST)
The motherboard comes with a BIOS le that supports EIST. You can
download the latest BIOS le from the ASUS website (www.asus.com/
support/download/) if you need to update the BIOS. See Chapter 4 for
details.
Visit www.intel.com for more information on the EIST feature.
A.2.1 System requirements
Before using EIST, check your system if it meets the following requirements:
Intel
®
processor with EIST support
BIOS le with EIST support
Operating system with EIST support (Windows
®
Vista, Windows
®
XP SP2/
Linux 2.6 kernel or later versions).