TX5N Motherboard Settings and Configuration

ABIT COMPUTER CORPORATION

TX5N

Device Type
Mainboard
Processor
CX 6X86/IBM 6X86/CX 6X86L/IBM 6X86L/CX 6X86MX/
IBM 6X86MX/AM K5/AM K6/Pentium/Pentium MMX
Processor Speed
75/90/100/120/133/150/166/200/233/266/300MHz
Chip Set
Intel 430TX
Maximum Onboard Memory
256MB (EDO & SDRAM supported)
Cache
512KB
BIOS
Award
Dimensions
254mm x 218mm
I/O Options
32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connector, ATX power connector, soft off power supply

CONNECTIONS
Purpose
Location
Purpose
Location
ATX power connector
ATX
IR connector
IR1
CPU fan power
C1
32-bit PCI slots
PC1 – PC4
CPU fan power
C2
Power LED & keylock
PN1/pins 1 - 5
CPU fan power
C3
IDE interface LED
PN1/pins 7 & 8
Serial port 1
CN1
Soft off power supply
PN1/pins 10 & 11
Serial port 2
CN2
Green PC connector
PN1/pins 13 & 14
Floppy drive interface
CN3
Reset switch
PN2/pins 1 & 2
Parallel port
CN4
Speaker
PN2/pins 4 – 7
IDE interface 2
CN5
Green PC LED
PN2/pins 9 & 10
IDE interface 1
CN6
USB connector
USB
PS/2 mouse port
CN7

USER CONFIGURABLE SETTINGS
Function
Label
Position
»
CMOS memory normal operation
CMOS
Pins 1 & 2 closed

CMOS memory clear
CMOS
Pins 2 & 3 closed

SIMM CONFIGURATION
Size
Bank 0
Bank 1
8MB
(2) 1M x 36
None
16MB
(2) 2M x 36
None
16MB
(2) 1M x 36
(2) 1M x 36
24MB
(2) 2M x 36
(2) 1M x 36
32MB
(2) 4M x 36
None
32MB
(2) 2M x 36
(2) 2M x 36
40MB
(2) 4M x 36
(2) 1M x 36
48MB
(2) 4M x 36
(2) 2M x 36
64MB
(2) 8M x 36
None
64MB
(2) 4M x 36
(2) 4M x 36
72MB
(2) 8M x 36
(2) 1M x 36
80MB
(2) 8M x 36
(2) 2M x 36
96MB
(2) 8M x 36
(2) 4M x 36
128MB
(2) 8M x 36
(2) 8M x 36
128MB
(2) 16M x 36
None

SIMM CONFIGURATION (CON’T)
Size
Bank 0
Bank 1
136MB
(2) 16M x 36
(2) 1M x 36
144MB
(2) 16M x 36
(2) 2M x 36
160MB
(2) 16M x 36
(2) 4M x 36
192MB
(2) 16M x 36
(2) 8M x 36
256MB
(2) 16M x 36
(2) 16M x 36
Note: Board accepts EDO memory.

DIMM CONFIGURATION
Size
Bank 2
Bank 3
8MB
(1) 1M x 64
None
16MB
(1) 2M x 64
None
16MB
(1) 1M x 64
(1) 1M x 64
24MB
(1) 2M x 64
(1) 1M x 64
32MB
(1) 4M x 64
None
32MB
(1) 2M x 64
(1) 2M x 64
40MB
(1) 4M x 64
(1) 1M x 64
48MB
(1) 4M x 64
(1) 2M x 64
64MB
(1) 8M x 64
None
64MB
(1) 4M x 64
(1) 4M x 64
72MB
(1) 8M x 64
(1) 1M x 64
80MB
(1) 8M x 64
(1) 2M x 64
96MB
(1) 8M x 64
(1) 4M x 64
128MB
(1) 16M x 64
None
128MB
(1) 8M x 64
(1) 8M x 64
136MB
(1) 16M x 64
(1) 1M x 64
144MB
(1) 16M x 64
(1) 2M x 64
160MB
(1) 16M x 64
(1) 4M x 64
192MB
(1) 16M x 64
(1) 8M x 64
256MB
(1) 16M x 64
(1) 16M x 64
Note: Board accepts SDRAM memory.

CACHE CONFIGURATION
Size
Bank 0
512KB
(2) 64K x 32

CPU SPEED SELECTION (CX 6X86)
CPU speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
120MHz
50MHz
2x
On
Off
Off
Off
133MHz
55MHz
2x
On
Off
Off
Off
150MHz
60MHz
2x
On
Off
Off
Off
166MHz (N)
66MHz
2x
On
Off
Off
Off
166MHz (T)
66MHz
2x
On
Off
Off
Off
200MHz
75MHz
2x
On
Off
Off
Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (CX 6X86, CON’T)
CPU speed
Clock speed
Multiplier
SW1/5
SW1/6
SW1/7
SW1/8
120MHz
50MHz
2x
Off
On
On
On
133MHz
55MHz
2x
Off
Off
On
On
150MHz
60MHz
2x
Off
On
On
Off
166MHz (N)
66MHz
2x
Off
On
Off
On
166MHz (T)
66MHz
2x
Off
Off
Off
Off
200MHz
75MHz
2x
Off
Off
On
Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (IBM 6X86)
CPU speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
120MHz
50MHz
2x
On
Off
Off
Off
133MHz
55MHz
2x
On
Off
Off
Off
150MHz
60MHz
2x
On
Off
Off
Off
166MHz (N)
66MHz
2x
On
Off
Off
Off
166MHz (T)
66MHz
2x
On
Off
Off
Off
200MHz
75MHz
2x
On
Off
Off
Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (IBM 6X86, CON’T)
CPU speed
Clock speed
Multiplier
SW1/5
SW1/6
SW1/7
SW1/8
120MHz
50MHz
2x
Off
On
On
On
133MHz
55MHz
2x
Off
Off
On
On
150MHz
60MHz
2x
Off
On
On
Off
166MHz (N)
66MHz
2x
Off
On
Off
On
166MHz (T)
66MHz
2x
Off
Off
Off
Off
200MHz
75MHz
2x
Off
Off
On
Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (CX 6X86L)
CPU speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
120MHz
50MHz
2x
On
Off
Off
Off
133MHz
55MHz
2x
On
Off
Off
Off
150MHz
60MHz
2x
On
Off
Off
Off
166MHz (N)
66MHz
2x
On
Off
Off
Off
166MHz (T)
66MHz
2x
On
Off
Off
Off
200MHz
75MHz
2x
On
Off
Off
Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (CX 6X86L, CON’T)
CPU speed
Clock speed
Multiplier
SW1/5
SW1/6
SW1/7
SW1/8
120MHz
50MHz
2x
Off
On
On
On
133MHz
55MHz
2x
Off
Off
On
On
150MHz
60MHz
2x
Off
On
On
Off
166MHz (N)
66MHz
2x
Off
On
Off
On
166MHz (T)
66MHz
2x
Off
Off
Off
Off
200MHz
75MHz
2x
Off
Off
On
Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (IBM 6X86L)
CPU speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
120MHz
50MHz
2x
On
Off
Off
Off
133MHz
55MHz
2x
On
Off
Off
Off
150MHz
60MHz
2x
On
Off
Off
Off
166MHz (N)
66MHz
2x
On
Off
Off
Off
166MHz (T)
66MHz
2x
On
Off
Off
Off
200MHz
75MHz
2x
On
Off
Off
Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (IBM 6X86L, CON’T)
CPU speed
Clock speed
Multiplier
SW1/5
SW1/6
SW1/7
SW1/8
120MHz
50MHz
2x
Off
On
On
On
133MHz
55MHz
2x
Off
Off
On
On
150MHz
60MHz
2x
Off
On
On
Off
166MHz (N)
66MHz
2x
Off
On
Off
On
166MHz (T)
66MHz
2x
Off
Off
Off
Off
200MHz
75MHz
2x
Off
Off
On
Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (CX 6X86MX)
CPU speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
150MHz (N)
66MHz
2x
On
Off
Off
Off
150MHz (T)
66MHz
2.5x
On
On
Off
Off
166MHz
60MHz
2.5x
On
On
Off
Off
200MHz (N)
66MHz
2.5x
On
On
Off
Off
200MHz (T)
66MHz
2.5x
On
On
Off
Off
200MHz
75MHz
2x
On
Off
Off
Off
233MHz (N)
66MHz
3x
Off
On
Off
Off
233MHz (T)
66MHz
3x
Off
On
Off
Off
233MHz
75MHz
2.5x
On
On
Off
Off
233MHz
83MHz
2x
On
Off
Off
Off
266MHz (N)
66MHz
3.5x
Off
Off
Off
Off
266MHz (T)
66MHz
3.5x
Off
Off
Off
Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (CX 6X86MX, CON’T)
CPU speed
Clock speed
Multiplier
SW1/5
SW1/6
SW1/7
SW1/8
150MHz (N)
66MHz
2x
Off
On
Off
On
150MHz (T)
66MHz
2.5x
Off
Off
Off
Off
166MHz
60MHz
2.5x
Off
On
On
Off
200MHz (N)
66MHz
2.5x
Off
On
Off
On
200MHz (T)
66MHz
2.5x
Off
Off
Off
Off
200MHz
75MHz
2x
Off
Off
On
Off
233MHz (N)
66MHz
3x
Off
On
Off
On
233MHz (T)
66MHz
3x
Off
Off
Off
Off
233MHz
75MHz
2.5x
Off
Off
On
Off
233MHz
83MHz
2x
Off
Off
Off
On
266MHz (N)
66MHz
3.5x
Off
On
Off
On
266MHz (T)
66MHz
3.5x
Off
Off
Off
Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (IBM 6X86MX)
CPU speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
150MHz (N)
66MHz
2x
On
Off
Off
Off
150MHz (T)
66MHz
2.5x
On
On
Off
Off
166MHz
60MHz
2.5x
On
On
Off
Off
200MHz (N)
66MHz
2.5x
On
On
Off
Off
200MHz (T)
66MHz
2.5x
On
On
Off
Off
200MHz
75MHz
2x
On
Off
Off
Off
233MHz (N)
66MHz
3x
Off
On
Off
Off
233MHz (T)
66MHz
3x
Off
On
Off
Off
233MHz
75MHz
2.5x
On
On
Off
Off
233MHz
83MHz
2x
On
Off
Off
Off
266MHz (N)
66MHz
3.5x
Off
Off
Off
Off
266MHz (T)
66MHz
3.5x
Off
Off
Off
Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (IBM 6X86MX, CON’T)
CPU speed
Clock speed
Multiplier
SW1/5
SW1/6
SW1/7
SW1/8
150MHz (N)
66MHz
2x
Off
On
Off
On
150MHz (T)
66MHz
2.5x
Off
Off
Off
Off
166MHz
60MHz
2.5x
Off
On
On
Off
200MHz (N)
66MHz
2.5x
Off
On
Off
On
200MHz (T)
66MHz
2.5x
Off
Off
Off
Off
200MHz
75MHz
2x
Off
Off
On
Off
233MHz (N)
66MHz
3x
Off
On
Off
On
233MHz (T)
66MHz
3x
Off
Off
Off
Off
233MHz
75MHz
2.5x
Off
Off
On
Off
233MHz
83MHz
2x
Off
Off
Off
On
266MHz (N)
66MHz
3.5x
Off
On
Off
On
266MHz (T)
66MHz
3.5x
Off
Off
Off
Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (AM K5)
CPU speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
75MHz
50MHz
1.5x
Off
Off
Off
Off
90MHz
60MHz
1.5x
Off
Off
Off
Off
100MHz (N)
66MHz
1.5x
Off
Off
Off
Off
100MHz (T)
66MHz
1.5x
Off
Off
Off
Off
120MHz
60MHz
2x
Off
Off
Off
Off
133MHz (N)
66MHz
2x
On
Off
Off
Off
133MHz (T)
66MHz
2x
On
Off
Off
Off
150MHz
60MHz
2.5x
On
On
Off
Off
166MHz (N)
60MHz
2.5x
On
On
Off
Off
166MHz (T)
66MHz
2.5x
On
On
Off
Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (AM K5, CON’T)
CPU speed
Clock speed
Multiplier
SW1/5
SW1/6
SW1/7
SW1/8
75MHz
50MHz
1.5x
Off
On
On
On
90MHz
60MHz
1.5x
Off
On
On
Off
100MHz (N)
66MHz
1.5x
Off
On
Off
On
100MHz (T)
66MHz
1.5x
Off
Off
Off
Off
120MHz
60MHz
2x
Off
On
On
Off
133MHz (N)
66MHz
2x
Off
On
Off
On
133MHz (T)
66MHz
2x
Off
Off
Off
Off
150MHz
60MHz
2.5x
Off
On
On
Off
166MHz (N)
60MHz
2.5x
Off
On
Off
On
166MHz (T)
66MHz
2.5x
Off
Off
Off
Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (AM K6)
CPU speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
166MHz (N)
66MHz
2.5x
On
On
Off
Off
166MHz (T)
66MHz
2.5x
On
On
Off
Off
200MHz (N)
66MHz
3x
Off
On
Off
Off
200MHz (T)
66MHz
3x
Off
On
Off
Off
233MHz (N)
66MHz
3.5x
Off
Off
Off
Off
233MHz (T)
66MHz
3.5x
Off
Off
Off
Off
266MHz (N)
66MHz
4x
On
Off
On
Off
266MHz (T)
66MHz
4x
On
Off
On
Off
300MHz (N)
66MHz
4.5x
On
On
On
Off
300MHz (T)
66MHz
4.5x
On
On
On
Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (AM K6, CON’T)
CPU speed
Clock speed
Multiplier
SW1/5
SW1/6
SW1/7
SW1/8
166MHz (N)
66MHz
2.5x
Off
On
Off
On
166MHz (T)
66MHz
2.5x
Off
Off
Off
Off
200MHz (N)
66MHz
3x
Off
On
Off
On
200MHz (T)
66MHz
3x
Off
Off
Off
Off
233MHz (N)
66MHz
3.5x
Off
On
Off
On
233MHz (T)
66MHz
3.5x
Off
Off
Off
Off
266MHz (N)
66MHz
4x
Off
On
Off
On
266MHz (T)
66MHz
4x
Off
Off
Off
Off
300MHz (N)
66MHz
4.5x
Off
On
Off
On
300MHz (T)
66MHz
4.5x
Off
Off
Off
Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (INTEL)
CPU speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
75MHz
50MHz
1.5x
Off
Off
Off
Off
90MHz
60MHz
1.5x
Off
Off
Off
Off
100MHz (N)
66MHz
1.5x
Off
Off
Off
Off
100MHz (T)
66MHz
1.5x
Off
Off
Off
Off
120MHz
60MHz
2x
On
Off
Off
Off
133MHz (N)
66MHz
2x
On
Off
Off
Off
133MHz (T)
66MHz
2x
On
Off
Off
Off
150MHz
60MHz
2.5x
On
On
Off
Off
166MHz (N)
66MHz
2.5x
On
On
Off
Off
166MHz (T)
66MHz
2.5x
On
On
Off
Off
200MHz (N)
66MHz
3x
Off
On
Off
Off
200MHz (T)
66MHz
3x
Off
On
Off
Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (INTEL, CON’T)
CPU speed
Clock speed
Multiplier
SW1/5
SW1/6
SW1/7
SW1/8
75MHz
50MHz
1.5x
Off
On
On
On
90MHz
60MHz
1.5x
Off
On
On
Off
100MHz (N)
66MHz
1.5x
Off
On
Off
On
100MHz (T)
66MHz
1.5x
Off
Off
Off
Off
120MHz
60MHz
2x
Off
On
On
Off
133MHz (N)
66MHz
2x
Off
On
Off
On
133MHz (T)
66MHz
2x
Off
Off
Off
Off
150MHz
60MHz
2.5x
Off
On
On
Off
166MHz (N)
66MHz
2.5x
Off
On
Off
On
166MHz (T)
66MHz
2.5x
Off
Off
Off
Off
200MHz (N)
66MHz
3x
Off
On
Off
On
200MHz (T)
66MHz
3x
Off
Off
Off
Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (INTEL MMX)
CPU speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
166MHz (N)
66MHz
2.5x
On
On
Off
Off
166MHz (T)
66MHz
2.5x
On
On
Off
Off
200MHz (N)
66MHz
3x
Off
On
Off
Off
200MHz (T)
66MHz
3x
Off
On
Off
Off
233MHz (N)
66MHz
3.5x
Off
Off
Off
Off
233MHz (T)
66MHz
3.5x
Off
Off
Off
Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (INTEL MMX, CON’T)
CPU speed
Clock speed
Multiplier
SW1/5
SW1/6
SW1/7
SW1/8
166MHz (N)
66MHz
2.5x
Off
On
Off
On
166MHz (T)
66MHz
2.5x
Off
Off
Off
Off
200MHz (N)
66MHz
3x
Off
On
Off
On
200MHz (T)
66MHz
3x
Off
Off
Off
Off
233MHz (N)
66MHz
3.5x
Off
On
Off
On
233MHz (T)
66MHz
3.5x
Off
Off
Off
Off
Note: N = normal mode. T = turbo mode.

CPU VOLTAGE SELECTION (SINGLE)
Voltage
SW2/1
SW2/2
SW2/3
SW2/4
SW2/5
SW2/6
SW2/7
SW2/8
3.3v
On
Off
On
On
Off
Off
On
Off

CPU VOLTAGE SELECTION (DUAL)
Voltage
V core
SW2/1
SW2/2
SW2/3
SW2/4
3.38v
2.0v
Off
Off
Off
Off
3.38v
2.1v
On
Off
Off
Off
3.38v
2.2v
Off
On
Off
Off
3.38v
2.3v
On
On
Off
Off
3.38v
2.4v
Off
Off
On
Off
3.38v
2.5v
On
Off
On
Off
3.38v
2.6v
Off
On
On
Off
3.38v
2.7v
On
On
On
Off
3.38v
2.8v
Off
Off
Off
On
3.38v
2.9v
On
Off
Off
On
3.38v
3.2v
Off
Off
On
On
3.3v
3.4v
Off
On
On
On
3.3v
3.5v
On
On
On
On

CPU VOLTAGE SELECTION (DUAL, CON’T)
Voltage
V core
SW2/5
SW2/6
SW2/7
SW2/8
3.38v
2.0v
Off
Off
Off
On
3.38v
2.1v
Off
Off
Off
On
3.38v
2.2v
Off
Off
Off
On
3.38v
2.3v
Off
Off
Off
On
3.38v
2.4v
Off
Off
Off
On
3.38v
2.5v
Off
Off
Off
On
3.38v
2.6v
Off
Off
Off
On
3.38v
2.7v
Off
Off
Off
On
3.38v
2.8v
Off
Off
Off
On
3.38v
2.9v
Off
Off
Off
On
3.38v
3.2v
Off
Off
Off
On
3.3v
3.4v
Off
Off
On
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3.3v
3.5v
Off
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On
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TX5N Motherboard Settings and Configuration

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Device Type	Mainboard
Processor	CX 6X86/IBM 6X86/CX 6X86L/IBM 6X86L/CX 6X86MX/ IBM 6X86MX/AM K5/AM K6/Pentium/Pentium MMX
Processor Speed	75/90/100/120/133/150/166/200/233/266/300MHz
Chip Set	Intel 430TX
Maximum Onboard Memory	256MB (EDO & SDRAM supported)
Cache	512KB
BIOS	Award
Dimensions	254mm x 218mm
I/O Options	32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connector, ATX power connector, soft off power supply

CONNECTIONS
Purpose	Location	Purpose	Location
ATX power connector	ATX	IR connector	IR1
CPU fan power	C1	32-bit PCI slots	PC1 – PC4
CPU fan power	C2	Power LED & keylock	PN1/pins 1 - 5
CPU fan power	C3	IDE interface LED	PN1/pins 7 & 8
Serial port 1	CN1	Soft off power supply	PN1/pins 10 & 11
Serial port 2	CN2	Green PC connector	PN1/pins 13 & 14
Floppy drive interface	CN3	Reset switch	PN2/pins 1 & 2
Parallel port	CN4	Speaker	PN2/pins 4 – 7
IDE interface 2	CN5	Green PC LED	PN2/pins 9 & 10
IDE interface 1	CN6	USB connector	USB
PS/2 mouse port	CN7

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	CMOS memory normal operation	CMOS	Pins 1 & 2 closed
	CMOS memory clear	CMOS	Pins 2 & 3 closed

SIMM CONFIGURATION
Size	Bank 0	Bank 1
8MB	(2) 1M x 36	None
16MB	(2) 2M x 36	None
16MB	(2) 1M x 36	(2) 1M x 36
24MB	(2) 2M x 36	(2) 1M x 36
32MB	(2) 4M x 36	None
32MB	(2) 2M x 36	(2) 2M x 36
40MB	(2) 4M x 36	(2) 1M x 36
48MB	(2) 4M x 36	(2) 2M x 36
64MB	(2) 8M x 36	None
64MB	(2) 4M x 36	(2) 4M x 36
72MB	(2) 8M x 36	(2) 1M x 36
80MB	(2) 8M x 36	(2) 2M x 36
96MB	(2) 8M x 36	(2) 4M x 36
128MB	(2) 8M x 36	(2) 8M x 36
128MB	(2) 16M x 36	None

SIMM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1
136MB	(2) 16M x 36	(2) 1M x 36
144MB	(2) 16M x 36	(2) 2M x 36
160MB	(2) 16M x 36	(2) 4M x 36
192MB	(2) 16M x 36	(2) 8M x 36
256MB	(2) 16M x 36	(2) 16M x 36
Note: Board accepts EDO memory.

DIMM CONFIGURATION
Size	Bank 2	Bank 3
8MB	(1) 1M x 64	None
16MB	(1) 2M x 64	None
16MB	(1) 1M x 64	(1) 1M x 64
24MB	(1) 2M x 64	(1) 1M x 64
32MB	(1) 4M x 64	None
32MB	(1) 2M x 64	(1) 2M x 64
40MB	(1) 4M x 64	(1) 1M x 64
48MB	(1) 4M x 64	(1) 2M x 64
64MB	(1) 8M x 64	None
64MB	(1) 4M x 64	(1) 4M x 64
72MB	(1) 8M x 64	(1) 1M x 64
80MB	(1) 8M x 64	(1) 2M x 64
96MB	(1) 8M x 64	(1) 4M x 64
128MB	(1) 16M x 64	None
128MB	(1) 8M x 64	(1) 8M x 64
136MB	(1) 16M x 64	(1) 1M x 64
144MB	(1) 16M x 64	(1) 2M x 64
160MB	(1) 16M x 64	(1) 4M x 64
192MB	(1) 16M x 64	(1) 8M x 64
256MB	(1) 16M x 64	(1) 16M x 64
Note: Board accepts SDRAM memory.

CPU SPEED SELECTION (CX 6X86)
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4
120MHz	50MHz	2x	On	Off	Off	Off
133MHz	55MHz	2x	On	Off	Off	Off
150MHz	60MHz	2x	On	Off	Off	Off
166MHz (N)	66MHz	2x	On	Off	Off	Off
166MHz (T)	66MHz	2x	On	Off	Off	Off
200MHz	75MHz	2x	On	Off	Off	Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (IBM 6X86)
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4
120MHz	50MHz	2x	On	Off	Off	Off
133MHz	55MHz	2x	On	Off	Off	Off
150MHz	60MHz	2x	On	Off	Off	Off
166MHz (N)	66MHz	2x	On	Off	Off	Off
166MHz (T)	66MHz	2x	On	Off	Off	Off
200MHz	75MHz	2x	On	Off	Off	Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (CX 6X86L)
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4
120MHz	50MHz	2x	On	Off	Off	Off
133MHz	55MHz	2x	On	Off	Off	Off
150MHz	60MHz	2x	On	Off	Off	Off
166MHz (N)	66MHz	2x	On	Off	Off	Off
166MHz (T)	66MHz	2x	On	Off	Off	Off
200MHz	75MHz	2x	On	Off	Off	Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (IBM 6X86L)
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4
120MHz	50MHz	2x	On	Off	Off	Off
133MHz	55MHz	2x	On	Off	Off	Off
150MHz	60MHz	2x	On	Off	Off	Off
166MHz (N)	66MHz	2x	On	Off	Off	Off
166MHz (T)	66MHz	2x	On	Off	Off	Off
200MHz	75MHz	2x	On	Off	Off	Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (CX 6X86MX)
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4
150MHz (N)	66MHz	2x	On	Off	Off	Off
150MHz (T)	66MHz	2.5x	On	On	Off	Off
166MHz	60MHz	2.5x	On	On	Off	Off
200MHz (N)	66MHz	2.5x	On	On	Off	Off
200MHz (T)	66MHz	2.5x	On	On	Off	Off
200MHz	75MHz	2x	On	Off	Off	Off
233MHz (N)	66MHz	3x	Off	On	Off	Off
233MHz (T)	66MHz	3x	Off	On	Off	Off
233MHz	75MHz	2.5x	On	On	Off	Off
233MHz	83MHz	2x	On	Off	Off	Off
266MHz (N)	66MHz	3.5x	Off	Off	Off	Off
266MHz (T)	66MHz	3.5x	Off	Off	Off	Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (IBM 6X86MX)
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4
150MHz (N)	66MHz	2x	On	Off	Off	Off
150MHz (T)	66MHz	2.5x	On	On	Off	Off
166MHz	60MHz	2.5x	On	On	Off	Off
200MHz (N)	66MHz	2.5x	On	On	Off	Off
200MHz (T)	66MHz	2.5x	On	On	Off	Off
200MHz	75MHz	2x	On	Off	Off	Off
233MHz (N)	66MHz	3x	Off	On	Off	Off
233MHz (T)	66MHz	3x	Off	On	Off	Off
233MHz	75MHz	2.5x	On	On	Off	Off
233MHz	83MHz	2x	On	Off	Off	Off
266MHz (N)	66MHz	3.5x	Off	Off	Off	Off
266MHz (T)	66MHz	3.5x	Off	Off	Off	Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (AM K5)
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4
75MHz	50MHz	1.5x	Off	Off	Off	Off
90MHz	60MHz	1.5x	Off	Off	Off	Off
100MHz (N)	66MHz	1.5x	Off	Off	Off	Off
100MHz (T)	66MHz	1.5x	Off	Off	Off	Off
120MHz	60MHz	2x	Off	Off	Off	Off
133MHz (N)	66MHz	2x	On	Off	Off	Off
133MHz (T)	66MHz	2x	On	Off	Off	Off
150MHz	60MHz	2.5x	On	On	Off	Off
166MHz (N)	60MHz	2.5x	On	On	Off	Off
166MHz (T)	66MHz	2.5x	On	On	Off	Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (AM K5, CON’T)
CPU speed	Clock speed	Multiplier	SW1/5	SW1/6	SW1/7	SW1/8
75MHz	50MHz	1.5x	Off	On	On	On
90MHz	60MHz	1.5x	Off	On	On	Off
100MHz (N)	66MHz	1.5x	Off	On	Off	On
100MHz (T)	66MHz	1.5x	Off	Off	Off	Off
120MHz	60MHz	2x	Off	On	On	Off
133MHz (N)	66MHz	2x	Off	On	Off	On
133MHz (T)	66MHz	2x	Off	Off	Off	Off
150MHz	60MHz	2.5x	Off	On	On	Off
166MHz (N)	60MHz	2.5x	Off	On	Off	On
166MHz (T)	66MHz	2.5x	Off	Off	Off	Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (AM K6)
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4
166MHz (N)	66MHz	2.5x	On	On	Off	Off
166MHz (T)	66MHz	2.5x	On	On	Off	Off
200MHz (N)	66MHz	3x	Off	On	Off	Off
200MHz (T)	66MHz	3x	Off	On	Off	Off
233MHz (N)	66MHz	3.5x	Off	Off	Off	Off
233MHz (T)	66MHz	3.5x	Off	Off	Off	Off
266MHz (N)	66MHz	4x	On	Off	On	Off
266MHz (T)	66MHz	4x	On	Off	On	Off
300MHz (N)	66MHz	4.5x	On	On	On	Off
300MHz (T)	66MHz	4.5x	On	On	On	Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (AM K6, CON’T)
CPU speed	Clock speed	Multiplier	SW1/5	SW1/6	SW1/7	SW1/8
166MHz (N)	66MHz	2.5x	Off	On	Off	On
166MHz (T)	66MHz	2.5x	Off	Off	Off	Off
200MHz (N)	66MHz	3x	Off	On	Off	On
200MHz (T)	66MHz	3x	Off	Off	Off	Off
233MHz (N)	66MHz	3.5x	Off	On	Off	On
233MHz (T)	66MHz	3.5x	Off	Off	Off	Off
266MHz (N)	66MHz	4x	Off	On	Off	On
266MHz (T)	66MHz	4x	Off	Off	Off	Off
300MHz (N)	66MHz	4.5x	Off	On	Off	On
300MHz (T)	66MHz	4.5x	Off	Off	Off	Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (INTEL)
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4
75MHz	50MHz	1.5x	Off	Off	Off	Off
90MHz	60MHz	1.5x	Off	Off	Off	Off
100MHz (N)	66MHz	1.5x	Off	Off	Off	Off
100MHz (T)	66MHz	1.5x	Off	Off	Off	Off
120MHz	60MHz	2x	On	Off	Off	Off
133MHz (N)	66MHz	2x	On	Off	Off	Off
133MHz (T)	66MHz	2x	On	Off	Off	Off
150MHz	60MHz	2.5x	On	On	Off	Off
166MHz (N)	66MHz	2.5x	On	On	Off	Off
166MHz (T)	66MHz	2.5x	On	On	Off	Off
200MHz (N)	66MHz	3x	Off	On	Off	Off
200MHz (T)	66MHz	3x	Off	On	Off	Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (INTEL, CON’T)
CPU speed	Clock speed	Multiplier	SW1/5	SW1/6	SW1/7	SW1/8
75MHz	50MHz	1.5x	Off	On	On	On
90MHz	60MHz	1.5x	Off	On	On	Off
100MHz (N)	66MHz	1.5x	Off	On	Off	On
100MHz (T)	66MHz	1.5x	Off	Off	Off	Off
120MHz	60MHz	2x	Off	On	On	Off
133MHz (N)	66MHz	2x	Off	On	Off	On
133MHz (T)	66MHz	2x	Off	Off	Off	Off
150MHz	60MHz	2.5x	Off	On	On	Off
166MHz (N)	66MHz	2.5x	Off	On	Off	On
166MHz (T)	66MHz	2.5x	Off	Off	Off	Off
200MHz (N)	66MHz	3x	Off	On	Off	On
200MHz (T)	66MHz	3x	Off	Off	Off	Off
Note: N = normal mode. T = turbo mode.

CPU SPEED SELECTION (INTEL MMX)
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4
166MHz (N)	66MHz	2.5x	On	On	Off	Off
166MHz (T)	66MHz	2.5x	On	On	Off	Off
200MHz (N)	66MHz	3x	Off	On	Off	Off
200MHz (T)	66MHz	3x	Off	On	Off	Off
233MHz (N)	66MHz	3.5x	Off	Off	Off	Off
233MHz (T)	66MHz	3.5x	Off	Off	Off	Off
Note: N = normal mode. T = turbo mode.

CPU VOLTAGE SELECTION (SINGLE)
Voltage	SW2/1	SW2/2	SW2/3	SW2/4	SW2/5	SW2/6	SW2/7	SW2/8
3.3v	On	Off	On	On	Off	Off	On	Off

CPU VOLTAGE SELECTION (DUAL)
Voltage	V core	SW2/1	SW2/2	SW2/3	SW2/4
3.38v	2.0v	Off	Off	Off	Off
3.38v	2.1v	On	Off	Off	Off
3.38v	2.2v	Off	On	Off	Off
3.38v	2.3v	On	On	Off	Off
3.38v	2.4v	Off	Off	On	Off
3.38v	2.5v	On	Off	On	Off
3.38v	2.6v	Off	On	On	Off
3.38v	2.7v	On	On	On	Off
3.38v	2.8v	Off	Off	Off	On
3.38v	2.9v	On	Off	Off	On
3.38v	3.2v	Off	Off	On	On
3.3v	3.4v	Off	On	On	On
3.3v	3.5v	On	On	On	On

CPU VOLTAGE SELECTION (DUAL, CON’T)
Voltage	V core	SW2/5	SW2/6	SW2/7	SW2/8
3.38v	2.0v	Off	Off	Off	On
3.38v	2.1v	Off	Off	Off	On
3.38v	2.2v	Off	Off	Off	On
3.38v	2.3v	Off	Off	Off	On
3.38v	2.4v	Off	Off	Off	On
3.38v	2.5v	Off	Off	Off	On
3.38v	2.6v	Off	Off	Off	On
3.38v	2.7v	Off	Off	Off	On
3.38v	2.8v	Off	Off	Off	On
3.38v	2.9v	Off	Off	Off	On
3.38v	3.2v	Off	Off	Off	On
3.3v	3.4v	Off	Off	On	Off
3.3v	3.5v	Off	Off	On	Off