GIGA-BYTE TECHNOLOGY CO., LTD.

GA-5AX (REV. 3.0)

Device Type

Mainboard

Processor

CX 6X86/IBM 6X86/CX 6X86L/IBM 6X86L/CX 686MX/IBM 6X86MX/

CX M2/IDT C6/AM K5/AM K6/AM K6-2/Pentium/Pentium MMX

Processor Speed

100/120/133/150/166/200/233/266/300MHz

Chip Set

ALI Aladdin V

Video Chip Set

None

Maximum Onboard Memory

768MB (SDRAM supported)

Maximum Video Memory

None

Cache

512KB

BIOS

Award

Dimensions

305mm x 170mm

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), USB connectors (2), ATX power connector, AGP slot, wake on LAN connector

CONNECTIONS

Purpose

Location

Purpose

Location

AGP slot

AGP

Wake on LAN connector

JP5

ATX power connector

ATX

Green PC LED

JP9/pins 1 & 10

CPU fan power

C2

Reset switch

JP9/pins 2 & 3

IDE interface 1

CN1

Speaker

JP9/pins 4 - 7

Floppy drive interface

CN2

IDE interface LED

JP9/pins 8 & 17

IDE interface 2

CN3

Green PC connector

JP9/pins 9 & 18

USB connector 1

CN4

Soft off power supply

JP9/pins 12 & 13

USB connector 2

CN4A

Power LED

JP9/pins 14 - 16

Serial port 2

CN5

PS/2 mouse port

JP11

Serial port 1

CN6

32-bit PCI slots

PC1 – PC4

Parallel port

CN7

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

Keyboard power on enabled

JP3

Pins 1 & 2 closed

 

Keyboard power on disabled

JP3

Pins 2 & 3 closed

DIMM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

8MB

(1) 1M x 64

None

None

16MB

(1) 2M x 64

None

None

16MB

(1) 1M x 64

(1) 1M x 64

None

24MB

(1) 2M x 64

(1) 1M x 64

None

24MB

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

32MB

(1) 4M x 64

None

None

32MB

(1) 2M x 64

(1) 1M x 64

(1) 1M x 64

32MB

(1) 2M x 64

(1) 2M x 64

None

40MB

(1) 4M x 64

(1) 1M x 64

None

40MB

(1) 2M x 64

(1) 2M x 64

(1) 1M x 64

48MB

(1) 4M x 64

(1) 1M x 64

(1) 1M x 64

48MB

(1) 4M x 64

(1) 2M x 64

None

48MB

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

56MB

(1) 4M x 64

(1) 2M x 64

(1) 1M x 64

64MB

(1) 8M x 64

None

None

DIMM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

64MB

(1) 4M x 64

(1) 2M x 64

(1) 2M x 64

64MB

(1) 4M x 64

(1) 4M x 64

None

72MB

(1) 8M x 64

(1) 1M x 64

None

72MB

(1) 4M x 64

(1) 4M x 64

(1) 1M x 64

80MB

(1) 8M x 64

(1) 1M x 64

(1) 1M x 64

80MB

(1) 8M x 64

(1) 2M x 64

None

80MB

(1) 4M x 64

(1) 4M x 64

(1) 2M x 64

88MB

(1) 8M x 64

(1) 2M x 64

(1) 1M x 64

96MB

(1) 8M x 64

(1) 2M x 64

(1) 2M x 64

96MB

(1) 8M x 64

(1) 4M x 64

None

96MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

104MB

(1) 8M x 64

(1) 4M x 64

(1) 1M x 64

112MB

(1) 8M x 64

(1) 4M x 64

(1) 2M x 64

128MB

(1) 16M x 64

None

None

128MB

(1) 8M x 64

(1) 4M x 64

(1) 4M x 64

128MB

(1) 8M x 64

(1) 8M x 64

None

136MB

(1) 16M x 64

(1) 1M x 64

None

136MB

(1) 8M x 64

(1) 8M x 64

(1) 1M x 64

144MB

(1) 16M x 64

(1) 1M x 64

(1) 1M x 64

144MB

(1) 16M x 64

(1) 2M x 64

None

144MB

(1) 8M x 64

(1) 8M x 64

(1) 2M x 64

152MB

(1) 16M x 64

(1) 2M x 64

(1) 1M x 64

160MB

(1) 16M x 64

(1) 2M x 64

(1) 2M x 64

160MB

(1) 16M x 64

(1) 4M x 64

None

160MB

(1) 8M x 64

(1) 8M x 64

(1) 4M x 64

168MB

(1) 16M x 64

(1) 4M x 64

(1) 1M x 64

176MB

(1) 16M x 64

(1) 4M x 64

(1) 2M x 64

192MB

(1) 16M x 64

(1) 4M x 64

(1) 4M x 64

192MB

(1) 16M x 64

(1) 8M x 64

None

192MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

200MB

(1) 16M x 64

(1) 8M x 64

(1) 1M x 64

208MB

(1) 16M x 64

(1) 8M x 64

(1) 2M x 64

224MB

(1) 16M x 64

(1) 8M x 64

(1) 4M x 64

256MB

(1) 32M x 64

None

None

DIMM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

256MB

(1) 16M x 64

(1) 8M x 64

(1) 8M x 64

264MB

(1) 32M x 64

(1) 1M x 64

None

272MB

(1) 32M x 64

(1) 1M x 64

(1) 1M x 64

272MB

(1) 32M x 64

(1) 2M x 64

None

288MB

(1) 32M x 64

(1) 2M x 64

(1) 2M x 64

288MB

(1) 32M x 64

(1) 4M x 64

None

320MB

(1) 32M x 64

(1) 4M x 64

(1) 4M x 64

320MB

(1) 32M x 64

(1) 8M x 64

None

384MB

(1) 32M x 64

(1) 8M x 64

(1) 8M x 64

384MB

(1) 32M x 64

(1) 16M x 64

None

384MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

384MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

512MB

(1) 32M x 64

(1) 16M x 64

(1) 16M x 64

512MB

(1) 32M x 64

(1) 32M x 64

None

768MB

(1) 32M x 64

(1) 32M x 64

(1) 32M x 64

Note: Board accepts SDRAM memory.

CACHE CONFIGURATION

Size

Bank 0

512KB

(1) 64K x 64

CPU SPEED SELECTION (CX 6X86)

CPU speed

Clock speed

Multiplier

S1/2

S1/3

S1/8

200MHz

75MHz

2x

On

Off

Off

CPU SPEED SELECTION (CX 6X86, CON’T)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

S1/1

200MHz

75MHz

2x

1 & 2

2 & 3

2 & 3

On

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM 6X86)

CPU speed

Clock speed

Multiplier

S1/2

S1/3

S1/8

200MHz

75MHz

2x

On

Off

Off

CPU SPEED SELECTION (IBM 6X86, CON’T)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

S1/1

200MHz

75MHz

2x

1 & 2

2 & 3

2 & 3

On

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX 6X86L)

CPU speed

Clock speed

Multiplier

S1/2

S1/3

S1/8

166MHz

66MHz

2x

On

Off

Off

CPU SPEED SELECTION (CX 6X86L, CON’T)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

S1/1

166MHz

66MHz

2x

2 & 3

2 & 3

2 & 3

Off

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM 6X86L)

CPU speed

Clock speed

Multiplier

S1/2

S1/3

S1/8

166MHz

66MHz

2x

On

Off

Off

CPU SPEED SELECTION (IBM, CON’T)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

S1/1

166MHz

66MHz

2x

2 & 3

2 & 3

2 & 3

Off

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX 6X86MX)

CPU speed

Clock speed

Multiplier

S1/2

S1/3

S1/8

166MHz

66MHz

2x

On

Off

Off

200MHz

75MHz

2x

On

Off

Off

200MHz

66MHz

2.5x

On

On

Off

233MHz

66MHz

3x

Off

On

Off

233MHz

75MHz

2.5x

On

On

Off

233MHz

83MHz

2x

On

Off

Off

266MHz

66MHz

3.5x

Off

Off

Off

266MHz

75MHz

3x

Off

On

Off

266MHz

83MHz

2.5x

On

On

Off

CPU SPEED SELECTION (CX 6X86MX, CON’T)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

S1/1

166MHz

66MHz

2x

2 & 3

2 & 3

2 & 3

Off

200MHz

75MHz

2x

1 & 2

2 & 3

2 & 3

On

200MHz

66MHz

2.5x

2 & 3

2 & 3

2 & 3

Off

233MHz

66MHz

3x

2 & 3

2 & 3

2 & 3

Off

233MHz

75MHz

2.5x

1 & 2

2 & 3

2 & 3

On

233MHz

83MHz

2x

1 & 2

2 & 3

2 & 3

Off

266MHz

66MHz

3.5x

2 & 3

2 & 3

2 & 3

Off

266MHz

75MHz

3x

1 & 2

2 & 3

2 & 3

On

266MHz

83MHz

2.5x

1 & 2

2 & 3

2 & 3

Off

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM 6X86MX)

CPU speed

Clock speed

Multiplier

S1/2

S1/3

S1/8

166MHz

66MHz

2x

On

Off

Off

200MHz

75MHz

2x

On

Off

Off

200MHz

66MHz

2.5x

On

On

Off

233MHz

66MHz

3x

Off

On

Off

233MHz

75MHz

2.5x

On

On

Off

233MHz

83MHz

2x

On

Off

Off

266MHz

66MHz

3.5x

Off

Off

Off

266MHz

75MHz

3x

Off

On

Off

266MHz

83MHz

2.5x

On

On

Off

CPU SPEED SELECTION (IBM 6X86MX, CON’T)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

S1/1

166MHz

66MHz

2x

2 & 3

2 & 3

2 & 3

Off

200MHz

75MHz

2x

1 & 2

2 & 3

2 & 3

On

200MHz

66MHz

2.5x

2 & 3

2 & 3

2 & 3

Off

233MHz

66MHz

3x

2 & 3

2 & 3

2 & 3

Off

233MHz

75MHz

2.5x

1 & 2

2 & 3

2 & 3

On

233MHz

83MHz

2x

1 & 2

2 & 3

2 & 3

Off

266MHz

66MHz

3.5x

2 & 3

2 & 3

2 & 3

Off

266MHz

75MHz

3x

1 & 2

2 & 3

2 & 3

On

266MHz

83MHz

2.5x

1 & 2

2 & 3

2 & 3

Off

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX M II)

CPU speed

Clock speed

Multiplier

S1/2

S1/3

S1/8

300MHz

66MHz

3.5x

Off

Off

Off

CPU SPEED SELECTION (CX M II, CON’T)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

S1/1

300MHz

66MHz

3.5x

2 & 3

2 & 3

2 & 3

Off

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IDT C6)

CPU speed

Clock speed

Multiplier

S1/2

S1/3

S1/8

200MHz

66MHz

3x

Off

On

Off

225MHz

75MHz

3x

Off

On

Off

266MHz

66MHz

4x

On

Off

On

CPU SPEED SELECTION (IDT C6, CON’T)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

S1/1

200MHz

66MHz

3x

2 & 3

2 & 3

2 & 3

Off

225MHz

75MHz

3x

1 & 2

2 & 3

2 & 3

On

266MHz

66MHz

4x

2 & 3

2 & 3

2 & 3

Off

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5)

CPU speed

Clock speed

Multiplier

S1/2

S1/3

S1/8

133MHz

66MHz

2x

On

Off

Off

166MHz

66MHz

2.5x

On

On

Off

CPU SPEED SELECTION (AM K5, CON’T)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

S1/1

133MHz

66MHz

2x

2 & 3

2 & 3

2 & 3

Off

166MHz

66MHz

2.5x

2 & 3

2 & 3

2 & 3

Off

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K6)

CPU speed

Clock speed

Multiplier

S1/2

S1/3

S1/8

166MHz

66MHz

2.5x

On

On

Off

200MHz

66MHz

3x

Off

On

Off

233MHz

66MHz

3.5x

Off

Off

Off

266MHz

66MHz

4x

On

Off

On

266MHz

100MHz

2.5x

On

On

Off

300MHz

66MHz

4.5x

On

On

On

300MHz

100MHz

3x

Off

On

Off

CPU SPEED SELECTION (AM K6, CON’T)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

S1/1

166MHz

66MHz

2.5x

2 & 3

2 & 3

2 & 3

Off

200MHz

66MHz

3x

2 & 3

2 & 3

2 & 3

Off

233MHz

66MHz

3.5x

2 & 3

2 & 3

2 & 3

Off

266MHz

66MHz

4x

2 & 3

2 & 3

2 & 3

Off

266MHz

100MHz

2.5x

1 & 2

1 & 2

2 & 3

Off

300MHz

66MHz

4.5x

2 & 3

2 & 3

2 & 3

Off

300MHz

100MHz

3x

1 & 2

1 & 2

2 & 3

Off

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K6-2)

CPU speed

Clock speed

Multiplier

S1/2

S1/3

S1/8

233MHz

95MHz

3.5x

Off

Off

Off

266MHz

66MHz

4x

On

Off

On

300MHz

100MHz

3x

Off

On

Off

CPU SPEED SELECTION (AM K6-2, CON’T)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

S1/1

233MHz

95MHz

3.5x

1 & 2

1 & 2

2 & 3

On

266MHz

66MHz

4x

2 & 3

2 & 3

2 & 3

Off

300MHz

100MHz

3x

1 & 2

1 & 2

2 & 3

Off

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)

CPU speed

Clock speed

Multiplier

S1/2

S1/3

S1/8

100MHz

66MHz

1.5x

Off

Off

Off

133MHz

66MHz

2x

On

Off

Off

166MHz

66MHz

2.5x

On

On

Off

200MHz

66MHz

3x

Off

On

Off

CPU SPEED SELECTION (INTEL, CON’T)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

S1/1

100MHz

66MHz

1.5x

2 & 3

2 & 3

2 & 3

Off

133MHz

66MHz

2x

2 & 3

2 & 3

2 & 3

Off

166MHz

66MHz

2.5x

2 & 3

2 & 3

2 & 3

Off

200MHz

66MHz

3x

2 & 3

2 & 3

2 & 3

Off

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL MMX)

CPU speed

Clock speed

Multiplier

S1/2

S1/3

S1/8

166MHz

66MHz

2.5x

On

On

Off

200MHz

66MHz

3x

Off

On

Off

233MHz

66MHz

3.5x

Off

Off

Off

CPU SPEED SELECTION (INTEL MMX, CON’T)

CPU speed

Clock speed

Multiplier

JP7

JP8

JP9

S1/1

166MHz

66MHz

2.5x

2 & 3

2 & 3

2 & 3

Off

200MHz

66MHz

3x

2 & 3

2 & 3

2 & 3

Off

233MHz

66MHz

3.5x

2 & 3

2 & 3

2 & 3

Off

Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION

Voltage

S1/4

S1/5

S1/6

S1/7

Auto

Off

Off

Off

On

2.0

Off

Off

Off

Off

2.1

Off

Off

On

Off

2.2

Off

On

Off

Off

2.3

Off

On

On

Off

2.4

On

Off

Off

Off

2.5

On

Off

On

Off

2.6

On

On

Off

Off

2.7

On

On

On

Off

2.8

Off

Off

Off

On

2.9

Off

Off

On

On

3.0

Off

On

Off

On

3.1

Off

On

On

On

3.2

On

Off

Off

On

3.3

On

Off

On

On

3.4

On

On

Off

On

3.5

On

On

On

On