Asus P4S800D - Manual (Page 18)

1-8 Chapter 1: Product introduction
1.6 Central Processing Unit (CPU)
1.6.1 Overview
The Intel ® Pentium ® 4 Northwood/Willamette/Prescott processors has a gold
triangular mark on one corner. This mark indicates the processor Pin 1 that should
match a specific corner of the CPU socket.
Incorrect installation of the CPU into the socket may bend the pins and
severely damage the CPU!
Notes on Intel ® Hyper-Threading Technology
1. Hyper-Threading Technology is supported under Windows XP and Linux
2.4.x (kernel) and later versions only. Under Linux, use the Hyper-Threading
compliler to compile the code. If you are using any other operating systems,
disable the Hyper-Threading Techonology item in BIOS to ensure system
stability and performance.
2. It is recommended that you install WinXP Service Pack 1.
3. Make sure to enable the Hyper-Threading Technology item in BIOS before
installing a supported operating system.
4. For more information on Hyper-Threading Technology, visit www.intel.com/
info/hyperthreading.
P4S800D
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P4S800D Socket 478
Gold Arrow