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Iii. installation, Compatible cyrix cpu identification – Asus TX97-X User Manual

Page 19

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ASUS TX97-X User’s Manual

19

III. INSTALLATION

(System Memory)

III. INST

ALLA

TION

8. Voltage Regulator Output Selection (VID0, 1, 2)

These jumpers set the voltage supplied to the CPU. Current Intel CPU's marked
"Pentium" has only a Single Power Plane and uses the standard 3.38 volts (STD)
or 3.5 volts (VRE). Currently Intel’s new Pentium P55C MMX 200MHz with
Dual Power Planes is supported at 2.8Volts. The voltage regulators will automati-
cally detect and switch between Single Power Plane and Dual Power Planes.

Intel P54C Pentium
(75-200MHz)

Intel P55C Pentium
MMX (150-200MHz)

AMD-K5
(PR75-133MHz)

Cyrix 6x86 166+
Rev2.7 (133MHz)

Type

Setting

Voltage VID2

VID1

VID0

AMD K5

AMD 3

2.5V

[1-2]

[2-3]

[1-2]

AMD K5

AMD 1

2.7V

[1-2]

[1-2]

[1-2]

P55C

P55C

2.8V

[2-3]

[2-3]

[2-3]

AMD K5

AMD 2

2.9V

[1-2]

[2-3]

[2-3]

(Reserved)

(Reserved) 3.1V

[1-2]

[1-2]

[2-3]

P54C/CS

STD

3.4V

[2-3]

[1-2]

[2-3]

P54C/CS

VRE

3.5V

[1-2]

[1-2]

[2-3]

Voltage Regulator Output Selection

2.5Volt

VID1

1
2
3

VID0

VID2

2.7Volt

VID1

VID0

VID2

1
2
3

2.8Volt

VID1

VID0

VID2

1
2
3

2.9Volt

VID1

VID0

VID2

1
2
3

3.1Volt

VID1

1
2
3

VID0

VID2

3.4Volt

VID1

VID0

VID2

1
2
3

3.5Volt

VID1

VID0

VID2

1
2
3

R

Compatible Cyrix CPU Identification

The only Cyrix CPU that is supported on this motherboard is
labeled Cyrix 6x86 P166+ but must be Revision 2.7 and later.
Look on the underside of the CPU for the serial number. The
number should read G8DC6620A or larger.