ASUS COMPUTER INTERNATIONAL

P2B (REV. 1.00)

Device Type

Mainboard

Processor

Pentium II

Processor Speed

233/266/300/333/350/400MHz

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

384MB (EDO & SDRAM supported)

Maximum Video Memory

None

Cache

512KB (located on Pentium II CPU)

BIOS

Unidentified

Dimensions

305mm x 244mm

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 connectors (2), ATX power connector, AGP slot

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

AGP slot

AGP

Wake on LAN connector

C6

ATX power connector

ATX

Parallel port

CN1

Power LED & keylock

C1/pins 1 - 5

Serial port 2

CN2

Speaker

C1/pins 7 - 10

Serial port 1

CN3

Message LED

C1/pins 12 & 13

USB connector 1

CN4

Green PC connector

C1/pins 14 & 15

USB connector 2

CN5

Soft off power supply

C1/pins 16 & 17

PS/2 mouse port

CN6

Reset switch

C1/pins 19 & 20

Floppy drive interface

CN7

IDE interface LED

C2

IDE interface 2

CN8

Chassis fan power

C3

IDE interface 1

CN9

CPU fan power

C4

IR connector

IR1

Power supply fan

C5

32-bit PCI slots

PC1 - PC4

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Keyboard power disabled

KBD

Pins 1 & 2 closed

 

Keyboard power enabled

KBD

Pins 2 & 3 closed

»

CMOS memory normal operation

RTC

Open

 

CMOS memory clear

RTC

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) 16M x 64

(1) 8M x 64

(1) 8M x 64

384MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

Note: Board accepts EDO & SDRAM memory.

CACHE CONFIGURATION

Note: 512KB cache is located on the Pentium II CPU.

CPU SPEED SELECTION

CPU speed

Clock speed

Multiplier

FS0

FS1

FS2

233MHz

66MHz

3.5x

1 & 2

1 & 2

2 & 3

266MHz

66MHz

4x

1 & 2

1 & 2

2 & 3

300MHz

66MHz

4.5x

1 & 2

1 & 2

2 & 3

300MHz

100MHz

3x

1 & 2

1 & 2

1 & 2

333MHz

66MHz

5x

1 & 2

1 & 2

2 & 3

350MHz

100MHz

3.5x

1 & 2

1 & 2

1 & 2

400MHz

100MHz

4x

1 & 2

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CON'T)

CPU speed

Clock speed

Multiplier

BF0

BF1

BF2

BF3

233MHz

66MHz

3.5x

1 & 2

1 & 2

2 & 3

2 & 3

266MHz

66MHz

4x

2 & 3

2 & 3

1 & 2

2 & 3

300MHz

66MHz

4.5x

1 & 2

2 & 3

1 & 2

2 & 3

300MHz

100MHz

3x

2 & 3

1 & 2

2 & 3

2 & 3

333MHz

66MHz

5x

2 & 3

1 & 2

1 & 2

2 & 3

350MHz

100MHz

3.5x

1 & 2

1 & 2

2 & 3

2 & 3

400MHz

100MHz

4x

2 & 3

2 & 3

1 & 2

2 & 3

Note: Pins designated should be in the closed position.