GIGA-BYTE TECHNOLOGY CO., LTD.

GA-5486AL

Processor

80486DX/IBMDX2/CX486DX2/80486DX2/AM486DX4/ST486DX4/80486DX4/ P24D/Pentium Overdrive/AM5X86/CX5X86

Processor Speed

25/33/40/50(internal)/66(internal)/75(internal)/80(internal)/100(internal)/ 120(internal)/133(internal)MHz

Chip Set

ALI

Max. Onboard DRAM

128MB

Cache

128/256/512KB

BIOS

Award

Dimensions

220mm x 210mm

I/O Options

32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, serial ports (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

CN1

IDE interface LED

J2

Serial port 2

CN2

Reset switch

J3

Parallel port

CN3

Turbo switch

J4

Floppy drive interface

CN4

Green PC LED

J5

IDE interface 2

CN5

Speaker

J6

IDE interface 1

CN6

Power LED & keylock

J7

Green PC connector

J1

32-bit PCI slots

PC1 - PC3

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Factory configured - do not alter

JP3

N/A

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(1) 256K x 36

NONE

NONE

NONE

2MB

(1) 256K x 36

(1) 256K x 36

NONE

NONE

2MB

(1) 512K x 36

NONE

NONE

NONE

3MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

NONE

4MB

(1) 1M x 36

NONE

NONE

NONE

4MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

4MB

(1) 512K x 36

(1) 512K x 36

NONE

NONE

5MB

(1) 1M x 36

(1) 256K x 36

NONE

NONE

5MB

(1) 256K x 36

(1) 1M x 36

NONE

NONE

6MB

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

NONE

7MB

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

8MB

(1) 1M x 36

(1) 1M x 36

NONE

NONE

8MB

(1) 2M x 36

NONE

NONE

NONE

9MB

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

NONE

10MB

(1) 2M x 36

(1) 512K x 36

NONE

NONE

10MB

(1) 512K x 36

(1) 2M x 36

NONE

NONE

12MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

NONE

13MB

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

16MB

(1) 4M x 36

NONE

NONE

NONE

16MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

16MB

(1) 2M x 36

(1) 2M x 36

NONE

NONE

17MB

(1) 4M x 36

(1) 256K x 36

NONE

NONE

17MB

(1) 256K x 36

(1) 4M x 36

NONE

NONE

18MB

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

NONE

19MB

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

20MB

(1) 4M x 36

(1) 1M x 36

NONE

NONE

20MB

(1) 1M x 36

(1) 4M x 36

NONE

NONE

24MB

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

NONE

28MB

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

32MB

(1) 4M x 36

(1) 4M x 36

NONE

NONE

32MB

(1) 8M x 36

NONE

NONE

NONE

33MB

(1) 256K x 36

(1) 4M x 36

(1) 4M x 36

NONE

34MB

(1) 8M x 36

(1) 512K x 36

NONE

NONE

34MB

(1) 512K x 36

(1) 8M x 36

NONE

NONE

36MB

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

NONE

40MB

(1) 8M x 36

(1) 2M x 36

NONE

NONE

40MB

(1) 2M x 36

(1) 8M x 36

NONE

NONE

48MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

NONE

49MB

(1) 256K x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

52MB

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

64MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

64MB

(1) 16M x 36

NONE

NONE

NONE

64MB

(1) 8M x 36

(1) 8M x 36

NONE

NONE

66MB

(1) 16M x 36

(1) 512K x 36

NONE

NONE

66MB

(1) 512K x 36

(1) 16M x 36

NONE

NONE

72MB

(1) 16M x 36

(1) 2M x 36

NONE

NONE

72MB

(1) 2M x 36

(1) 16M x 36

NONE

NONE

96MB

(1) 16M x 36

(1) 8M x 36

NONE

NONE

96MB

(1) 8M x 36

(1) 16M x 36

NONE

NONE

128MB

(1) 16M x 36

(1) 16M x 36

NONE

NONE

CACHE CONFIGURATION

Size

Bank 0

TAG

128KB

(4) 32K x 8

(1) 8K x 8

256KB

(4) 64K x 8

(1) 16K x 8

512KB

(4) 128K x 8

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP4

128KB

Open

256KB

pins 2 & 4 closed

512KB

pins 1 & 3, 2 & 4 closed

CPU TYPE CONFIGURATION

Type

J9

JP11

JP12

JP13

80486DX-33

pins 1 & 2 closed

Closed

Open

pins 1 & 2 closed

IBM DX2

pins 1 & 2 closed

Open

Closed

pins 1 & 2 closed

CX486DX2-66

pins 1 & 2 closed

Open

Closed

pins 1 & 2 closed

80486DX2-66

pins 1 & 2 closed

Closed

Open

pins 1 & 2 closed

CX486DX4-100

pins 1 & 2 closed

Open

Closed

pins 1 & 2 closed

AM486DX4-100 (NV8T)

pins 1 & 2 closed

Closed

Open

pins 3 & 4 closed

AM486DX4-100 (SV8B)

pins 2 & 3 closed

Closed

Open

pins 1 & 2 closed

AM486DX4-120 (NV8T)

pins 2 & 3 closed

Closed

Open

pins 3 & 4 closed

AM486DX4-120 (SV8B)

pins 2 & 3 closed

Closed

Open

pins 1 & 2 closed

ST486DX4-100

pins 1 & 2 closed

Closed

Open

pins 1 & 2 closed

80486DX4-75 (3v)

pins 1 & 2 closed

Closed

Open

pins 1 & 2 closed

80486DX4-75 (5v)

pins 1 & 2 closed

Closed

Open

pins 1 & 2 closed

80486DX4-100 (3v)

pins 1 & 2 closed

Closed

Open

pins 1 & 2 closed

80486DX4-100 (5v)

pins 1 & 2 closed

Closed

Open

pins 1 & 2 closed

P24D

pins 1 & 2 closed

Closed

Open

pins 1 & 2 closed

P24T 63WB

pins 2 & 3 closed

Closed

Open

pins 1 & 2 closed

P24T 83WB

pins 2 & 3 closed

Closed

Open

pins 1 & 2 closed

AM5X86-P75

pins 2 & 3 closed

Closed

Open

pins 1 & 2 closed

CX5X86-100

pins 1 & 2 closed

Closed

Open

pins 1 & 2 closed

CX5X86-120

pins 2 & 3 closed

Closed

Open

pins 1 & 2 closed

CX5X86-133

pins 1 & 2 closed

Closed

Open

pins 1 & 2 closed

CPU TYPE CONFIGURATION (CON’T)

Type

JP14

JP15

JP16

80486DX-33

pins 3 & 6 closed

pins 1 & 2 closed

Open

IBM DX2

pins 2 & 5 closed

pins 1 & 2 closed

Open

CX486DX2-66

pins 2 & 5 closed

pins 1 & 2 closed

Open

80486DX2-66

pins 3 & 6 closed

pins 1 & 2 closed

Open

CX486DX4-100

pins 2 & 5 closed

pins 1 & 2 closed

Open

AM486DX4-100 (NV8T)

pins 2 & 5 closed

pins 1 & 2 closed

Open

AM486DX4-100 (SV8B)

pins 2 & 5 closed

pins 1 & 2 closed

Open

AM486DX4-120 (NV8T)

pins 2 & 5 closed

pins 1 & 2 closed

Open

AM486DX4-120 (SV8B)

pins 2 & 5 closed

pins 1 & 2 closed

Open

ST486DX4-100

pins 2 & 5 closed

pins 1 & 2 closed

Open

80486DX4-75 (3v)

pins 2 & 5 closed

pins 1 & 2 closed

Open

80486DX4-75 (5v)

pins 3 & 6 closed

pins 1 & 2 closed

Closed

80486DX4-100 (3v)

pins 2 & 5 closed

pins 1 & 2 closed

Open

80486DX4-100 (5v)

pins 3 & 6 closed

pins 1 & 2 closed

Closed

P24D

pins 3 & 6 closed

pins 1 & 2 closed

Open

P24T 63WB

pins 3 & 6 closed

pins 1 & 2 closed

Closed

P24T 83WB

pins 3 & 6 closed

pins 1 & 2 closed

Closed

AM5X86-P75

pins 2 & 5 closed

pins 2 & 3 closed

Open

CX5X86-100

pins 2 & 5 closed

pins 1 & 2 closed

Open

CX5X86-120

pins 2 & 5 closed

pins 1 & 2 closed

Open

CX5X86-133

pins 2 & 5 closed

pins 2 & 3 closed

Open

CPU TYPE CONFIGURATION (CON’T)

Type

JP17

RN3

RN4

80486DX-33

pins 2 & 3 closed

Installed

Not installed

IBM DX2

pins 2 & 3 closed

Not installed

Installed

CX486DX2-66

pins 2 & 3 closed

Not installed

Installed

80486DX2-66

pins 2 & 3 closed

Installed

Not installed

CX486DX4-100

pins 2 & 3 closed

Not installed

Installed

AM486DX4-100 (NV8T)

pins 1 & 2 closed

Installed

Not installed

AM486DX4-100 (SV8B)

pins 1 & 2 closed

Installed

Not installed

AM486DX4-120 (NV8T)

pins 1 & 2 closed

Installed

Not installed

AM486DX4-120 (SV8B)

pins 1 & 2 closed

Installed

Not installed

ST486DX4-100

pins 2 & 3 closed

Installed

Not installed

80486DX4-75 (3v)

pins 2 & 3 closed

Installed

Not installed

80486DX4-75 (5v)

pins 2 & 3 closed

Installed

Not installed

80486DX4-100 (3v)

pins 2 & 3 closed

Installed

Not installed

80486DX4-100 (5v)

pins 2 & 3 closed

Installed

Not installed

P24D

pins 1 & 2 closed

Installed

Not installed

P24T 63WB

pins 2 & 3 closed

Installed

Not installed

P24T 83WB

pins 2 & 3 closed

Installed

Not installed

AM5X86-P75

pins 1 & 2 closed

Installed

Not installed

CX5X86-100

pins 2 & 3 closed

Installed

Not installed

CX5X86-120

pins 2 & 3 closed

Installed

Not installed

CX5X86-133

pins 2 & 3 closed

Installed

Not installed

CPU SPEED CONFIGURATION

Speed

JP7

JP8

JP9

JP10

25MHz

pins 1 & 2 closed

pins 2 & 3 closed

pins 1 & 2 closed

Open

33MHz

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

Open

40MHz

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

Closed

50iMHz

pins 1 & 2 closed

pins 2 & 3 closed

pins 1 & 2 closed

Open

66iMHz

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

Open

75iMHz

pins 1 & 2 closed

pins 2 & 3 closed

pins 1 & 2 closed

Open

80iMHz

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

Closed

100iMHz

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

Open

120iMHz

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

Closed

133iMHz

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

Open