GIGA-BYTE TECHNOLOGY CO., LTD.

GA-586ATX (Rev. 3.0)

Device Type

Mainboard

Processor

Pentium/MMX/P54CT/P54CTB/AMD-K5/AMD-K6/CX 6X86/IBM 6X86/CX 6X86L/IBM 6X86L/CX 6X86MX/IBM 6X86MX

Processor Speed

90/100/120/133/150/166/180/200/233

Chip Set

Intel

Maximum Onboard Memory

256MB DRAM (EDO supported)

Cache

512KB

BIOS

Award

Video Chip Set

None

Maximum Video Memory

None

I/O Options

32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, PS/2 keyboard port, serial ports (2), USB connector, ATX power connector, IR connector

Dimensions

210mm x 304mm

CONNECTIONS

Purpose

Location

Purpose

Location

ATX power connector

ATX

Reset switch

J10

Serial port 1

CN1

Speaker

J11

Serial port 2

CN3

Unidentified

J12

Parallel port

CN2

Green PC LED

J14

CPU fan power

J1

Turbo switch connector

J15

Unidentified

J2

Turbo LED

J16

PS/2 mouse port

J3

Keylock

J17

IDE interface 2

J5

Soft power connector

JP1

IDE interface 1

J6

Floppy drive interface

JP2

Green PC connector

J7

IDE interface LED

JP3

IR connector

J8

USB connector

JP41

Power LED

J9

32-bit PCI slots

PCI1-4

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

System Full On after power

JP5

Closed

 

System Soft Off after power

JP5

Open

SIMM/DIMM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

8MB

(2) 1M x 36

None

None

None

8MB

None

None

(1) 1M x 64

None

16MB

(2) 2M x 36

None

None

None

16MB

None

None

(1) 2M x 64

None

16MB

(2) 1M x 36

(2) 1M x 36

None

None

16MB

(2) 1M x 36

None

None

(1) 1M x 64

16MB

None

None

(1) 1M x 64

(1) 1M x 64

24MB

None

(2) 1M x 36

(1) 2M x 64

None

24MB

None

(2) 2M x 36

(1) 1M x 64

None

24MB

(2) 2M x 36

(2) 1M x 36

None

None

24MB

None

None

(1) 1M x 64

(1) 2M x 64

24MB

None

(2) 1M x 36

(1) 1M x 64

(1) 1M x 64

32MB

None

None

(1) 2M x 64

(1) 2M x 64

32MB

None

(2) 1M x 36

(1) 1M x 64

(1) 2M x 64

32MB

None

(2) 2M x 36

(1) 1M x 64

(1) 1M x 64

32MB

(2) 4M x 36

None

None

None

32MB

None

None

(1) 4M x 64

None

32MB

(2) 2M x 36

(2) 2M x 36

None

None

32MB

None

(2) 2M x 36

(1) 2M x 64

None

DIMM/SIMM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

40MB

(2) 4M x 36

(2) 1M x 36

None

None

40MB

None

(2) 1M x 36

(1) 2M x 64

(1) 2M x 64

40MB

None

(2) 2M x 36

(1) 1M x 64

(1) 2M x 64

40MB

None

None

(1) 1M x 64

(1) 4M x 64

40MB

None

(2) 4M x 36

(1) 1M x 64

None

48MB

None

None

(1) 2M x 64

(1) 4M x 64

48MB

None

(2) 2M x 36

(1) 4M x 64

None

48MB

None

(2) 1M x 36

(1) 1M x 64

(1) 4M x 64

48MB

None

(2) 2M x 36

(1) 2M x 64

(1) 2M x 64

48MB

None

(2) 4M x 36

(1) 1M x 64

(1) 1M x 64

48MB

(2) 4M x 36

(2) 2M x 36

None

None

48MB

None

(2) 2M x 36

(1) 4M x 64

None

48MB

None

(2) 4M x 36

(1) 2M x 64

None

56MB

None

(2) 1M x 36

(1) 2M x 64

(1) 4M x 64

56MB

None

(2) 2M x 36

(1) 1M x 64

(1) 4M x 64

56MB

None

(2) 4M x 36

(1) 2M x 64

(1) 1M x 64

64MB

None

None

(1) 4M x 64

(1) 4M x 64

64MB

None

(2) 2M x 36

(1) 2M x 64

(1) 4M x 64

64MB

None

(2) 4M x 36

(1) 2M x 64

(1) 2M x 64

64MB

(2) 8M x 36

None

None

None

64MB

None

None

(1) 8M x 64

None

64MB

(2) 4M x 36

(2) 4M x 36

None

None

64MB

None

(2) 4M x 36

(1) 4M x 64

None

72MB

(2) 8M x 36

(2) 1M x 36

None

None

72MB

None

(2) 8M x 36

(1) 1M x 64

None

72MB

None

(2) 1M x 36

(1) 4M x 64

(1) 4M x 64

72MB

None

(2) 4M x 36

(1) 1M x 64

(1) 4M x 64

72MB

None

None

(1) 1M x 64

(1) 8M x 64

80MB

None

None

(1) 2M x 64

(1) 8M x 64

80MB

None

(2) 2M x 36

(1) 4M x 64

(1) 4M x 64

80MB

None

(2) 4M x 36

(1) 2M x 64

(1) 4M x 64

80MB

None

(2) 8M x 36

(1) 1M x 64

(1) 1M x 64

80MB

(2) 8M x 36

(2) 2M x 36

None

None

80MB

None

(2) 8M x 36

(1) 2M x 64

None

88MB

None

(2) 8M x 36

(1) 1M x 64

(1) 2M x 64

96MB

None

None

(1) 4M x 64

(1) 8M x 64

96MB

None

(2) 4M x 36

(1) 4M x 64

(1) 4M x 64

96MB

None

(2) 8M x 36

(1) 2M x 64

(1) 2M x 64

DIMM/SIMM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

96MB

(2) 4M x 36

(2) 8M x 36

None

None

96MB

None

(2) 8M x 36

(1) 4M x 64

None

104MB

None

(2) 8M x 36

(1) 1M x 64

(1) 4M x 64

112MB

None

(2) 8M x 36

(1) 2M x 64

(1) 4M x 64

128MB

(2) 16M x 36

None

None

None

128MB

(2) 8M x 36

(2) 8M x 36

None

None

128MB

None

(2) 8M x 36

(1) 4M x 64

(1) 4M x 64

128MB

None

None

(1) 8M x 64

(1) 8M x 64

136MB

None

(2) 16M x 36

(1) 1M x 64

None

136MB

(2) 16M x 36

(2) 1M x 36

None

None

144MB

(2) 16M x 36

(2) 2M x 36

None

None

144MB

None

(2) 16M x 36

(1) 2M x 64

None

144MB

None

(2) 16M x 36

(1) 1M x 64

(1) 1M x 64

152MB

None

(2) 16M x 36

(1) 1M x 64

(1) 2M x 64

160MB

None

(2) 16M x 36

(1) 2M x 64

(1) 2M x 64

160MB

(2) 16M x 36

(2) 4M x 36

None

None

160MB

None

(2) 16M x 36

(1) 4M x 64

None

168MB

None

(2) 16M x 36

(1) 1M x 64

(1) 4M x 64

176MB

None

(2) 16M x 36

(1) 2M x 64

(1) 4M x 64

192MB

None

(2) 16M x 36

(1) 4M x 64

(1) 4M x 64

192MB

(2) 8M x 36

(2) 16M x 36

None

None

256MB

(2) 16M x 36

(2) 16M x 36

None

None

Note: Board accepts EDO memory.

CACHE CONFIGURATION

Note: 512KB cache is factory installed and is not configurable. The location is unidentified.

CPU SPEED SELECTION (CX 6X86)

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/8

150MHz

60MHz

2x

On

On

Off

Off

166MHz

66MHz

2x

Off

On

Off

Off

CPU SPEED SELECTION (IBM 6X86)

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/8

150MHz

60MHz

2x

On

On

Off

Off

166MHz

66MHz

2x

Off

On

Off

Off

CPU SPEED SELECTION (CX 6X86L)

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/8

150MHz

60MHz

2x

On

On

Off

Off

166MHz

66MHz

2x

Off

On

Off

Off

CPU SPEED SELECTION (IBM 6X86L)

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/8

150MHz

60MHz

2x

On

On

Off

Off

166MHz

66MHz

2x

Off

On

Off

Off

CPU SPEED SELECTION (CX 6X86MX)

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/8

166MHz

60MHz

2.5x

On

On

On

Off

200MHz

66MHz

2.5x

Off

On

On

Off

233MHz

66MHz

3x

Off

Off

On

Off

CPU SPEED SELECTION (IBM 6X86MX)

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/8

166MHz

60MHz

2.5x

On

On

On

Off

200MHz

66MHz

2.5x

Off

On

On

Off

233MHz

66MHz

3x

Off

Off

On

Off

CPU SPEED SELECTION (AM K5)

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/8

133MHz

66MHz

2x

Off

On

Off

Off

166MHz

66MHz

2.5x

Off

On

On

Off

CPU SPEED SELECTION (AM K6)

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/8

166MHz

66MHz

2.5x

Off

On

On

Off

180MHz

60MHz

3x

On

Off

On

Off

200MHz

66MHz

3x

Off

Off

On

Off

233MHz

66MHz

3.5x

Off

Off

Off

Off

CPU SPEED SELECTION (INTEL)

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/8

90MHz

60MHz

1.5x

On

Off

Off

Off

100MHz

66MHz

1.5x

Off

Off

Off

Off

120MHz

60MHz

2x

On

On

Off

Off

133MHz

66MHz

2x

Off

On

Off

Off

150MHz

60MHz

2.5x

On

On

On

Off

166MHz

66MHz

2.5x

Off

On

On

Off

180MHz

60MHz

3x

On

Off

On

Off

200MHz

66MHz

3x

Off

Off

On

Off

CPU SPEED SELECTION (INTEL MMX)

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/8

150MHz

60MHz

2.5x

On

On

On

Off

166MHz

66MHz

2.5x

Off

On

On

Off

200MHz

66MHz

3x

Off

Off

On

Off

233MHz

66MHz

3.5x

Off

Off

Off

Off

CPU VOLTAGE SELECTION

Voltage

SW1/4

SW1/5

SW1/6

SW1/7

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