EFA P5V580 VP3, Manual, Page: 36 / 55

AWARD BIOS Description
3 - 4
AWARD SOFTWARE, INC.
CPU Model : Intel Pentium MMX
Speed Mode : Standard Warning : Be sure your selection
CPU Speed : 166MHz is right. CPU over speed
will be dangerous!
CPU Voltage Ctrl : Auto
CPU I/O Voltage : 3.3V ESC: Quit
↑↓→←
: Selection Item
CPU Core Voltage : 2.8V F1: Help PU/PD/+/- : Modify
(Shift) F2 : Color
Figure 3-3 CPU Speed Setup
The following pages tell you the options of each item and describe the
meaning of each option.
Item Option Description
•
CPU Model
BIOS can automatically detect known CPU
model, so this item is shown only.
•
Speed Model Standard
You should select CPU Speed according to your
CPU brand and type.
Jumper Emulation
This item is only for the user who understand all the
CPU parameter. (Such as CPU voltage, clock
frequency and clock multiplier.)
•
Bus Clock
50MHz
55MHz
60MHz
66MHz
66+MHz
75MHz
83MHz
•
Multiplier
x1.5,BF1/BF0=1/1
x2,BF1/BF0=1/0
x2.5,BF1/BF0=0/0
x3, BF1/BF0=0/1 Left table is only for Pentium CPU. The other
CPU Manufacturers’ definitions of BF1/BF0 (or
BF2/BF1/BF0) should be referred to your CPU
Vendor.
•
CPU Speed
75MHz
~
233MHz
It is for Intel Pentium CPU.
P120+ ~ P200+ It is for Cyrix CPU.
PR75 ~ PR200 It is for AMD K5 CPU.
166MH
Z
~
266MH
Z
It is for AMD K6 CPU.
•
CPU Voltage Auto
BIOS can automatically set CPU voltage.
Ctrl
Manual User can set CPU voltage according to CPU
brand and type.
Warning : System may hang up or your CPU may be damaged if you
wrongly
set CPU voltage. It is strongly recommended that you should not