Step 3 Configure CPU, Continued

VR Set Pentium CPU Voltage Install Intel Pentium CPUs that adhere to either the standard or VRE voltage specifications. VR is a 10-pin berg that sets CPU voltage. VR1 is near the top of the CPU socket.

Intel Pentium CPU Markings The markings on the bottom side of the Intel Pentium CPUs are:

xxxxxxxxxx xxxxxxxxxx BP80502-SSS Sxxxx/RSS

xxx

R is the voltage range identifier:

R value

Description

V

VRE voltage range

S

Standard voltage range

Cont’d

18Apollo IV PCI Pentium ISA Motherboard User’s Guide

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American Megatrends MAN-772 manual Value Description