HwMuseum | Index

UNIDENTIFIED

P54C MAINBOARD

Processor

Pentium

Processor Speed

75/90/100MHz

Chip Set

Unidentified

Max. Onboard DRAM

768MB

Cache

256/512/1024KB

BIOS

Award

Dimensions

330mm x 218mm

I/O Options

32-bit PCI slots (4), green PC connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Speaker

CN1

PCI feature connector

J11

Power LED & keylock

CN2

PCI feature connector

J12

Reset switch

CN3

Green PC connector

JP10

Turbo LED

CN4

32-bit PCI slots

PC1 - PC4

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

CMOS memory normal operation

JP1

Open

 

CMOS memory clear

JP1

Closed

 

ADS select normal operation

JP4

Open

 

ADS select delay ADS

JP4

Closed

»

BIOS type select EPROM

JP8

Open

 

BIOS type select 5v

JP8

pins 2 & 3 closed

 

BIOS type select 12v

JP8

pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

2MB

(2) 256K x 36

NONE

NONE

4MB

(2) 256K x 36

(2) 256K x 36

NONE

4MB

(2) 512K x 36

NONE

NONE

6MB

(2) 256K x 36

(2) 256K x 36

(2) 256K x 36

6MB

(2) 256K x 36

(2) 512K x 36

NONE

8MB

(2) 512K x 36

(2) 512K x 36

NONE

8MB

(2) 1M x 36

NONE

NONE

12MB

(2) 512K x 36

(2) 512K x 36

(2) 512K x 36

12MB

(2) 1M x 36

(2) 512K x 36

NONE

16MB

(2) 1M x 36

(2) 1M x 36

NONE

16MB

(2) 1M x 36

(2) 512K x 36

(2) 512K x 36

16MB

(2) 2M x 36

NONE

NONE

20MB

(2) 1M x 36

(2) 1M x 36

(2) 512K x 36

20MB

(2) 2M x 36

(2) 512K x 36

NONE

24MB

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

24MB

(2) 2M x 36

(2) 1M x 36

NONE

24MB

(2) 2M x 36

(2) 512K x 36

(2) 512K x 36

32MB

(2) 4M x 36

NONE

NONE

32MB

(2) 2M x 36

(2) 2M x 36

NONE

32MB

(2) 2M x 36

(2) 1M x 36

(2) 1M x 36

48MB

(2) 4M x 36

(2) 2M x 36

NONE

48MB

(2) 4M x 36

(2) 1M x 36

(2) 1M x 36

48MB

(2) 2M x 36

(2) 2M x 36

(2) 2M x 36

64MB

(2) 8M x 36

NONE

NONE

64MB

(2) 4M x 36

(2) 4M x 36

NONE

64MB

(2) 4M x 36

(2) 2M x 36

(2) 2M x 36

96MB

(2) 8M x 36

(2) 4M x 36

NONE

96MB

(2) 8M x 36

(2) 2M x 36

(2) 2M x 36

96MB

(2) 4M x 36

(2) 4M x 36

(2) 4M x 36

128MB

(2) 8M x 36

(2) 8M x 36

NONE

128MB

(2) 8M x 36

(2) 4M x 36

(2) 4M x 36

192MB

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

192MB

(2) 16M x 36

(2) 8M x 36

NONE

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

256MB

(2) 16M x 36

(2) 8M x 36

(2) 8M x 36

256MB

(2) 32M x 36

NONE

NONE

512MB

(2) 32M x 36

(2) 32M x 36

NONE

768MB

(2) 32M x 36

(2) 32M x 36

(2) 32M x 36

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

256KB

(4) 32K x 8

(4) 32K x 8

(1) 8K/(1)16K/(1) 32K x 8

512KB

(4) 64K x 8

(4) 64K x 8

1)16K/(1) 32K x 8

1MB

(4) 128K x 8

(4) 128K x 8

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP17

JP18

256KB

pins 1 & 2 closed

pins 1 & 2 closed

512KB

pins 1 & 2 closed

pins 2 & 3 closed

1MB

pins 2 & 3 closed

pins 2 & 3 closed

CPU SPEED CONFIGURATION

Speed

JP9

75MHz

Open

90MHz

pins 1 & 2 closed

100MHz

pins 1 & 2, 3 & 4 closed