8 central processing unit (cpu), 2 screw holes, 1 overview – Asus P4S800 User Manual

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1-10

Chapter 1: Product introduction

1.7.2 Screw holes

Place nine (9) screws into the holes indicated by circles to secure the motherboard
to the chassis.

Do not overtighten the screws! Doing so may damage the motherboard.

Place this side towards
the rear of the chassis

1.8

Central Processing Unit (CPU)

1.8.1 Overview

The motherboard comes with a surface mount 478-pin Zero Insertion Force (ZIF)
socket. The socket is designed for the Intel

Pentium

4 Processor in the 478-pin

package with 512/256KB L2 cache on 0.13 micron process. This processor
supports 800/533/400MHz front side bus (FSB), and allows data transfer rates of
6.4GB/s, 4.2GB/s and 3.2GB/s respectively.

Note in the illustration that the CPU 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.

Gold Mark

Incorrect installation of the CPU into the socket may bend the pins and
severely damage the CPU!