DELL COMPUTER CORPORATION

OPTIPLEX GM/GM+

Processor

Pentium

Processor Speed

75/90/100/120/133/150/166MHz

Chip Set

Intel

Video Chip Set

S3

Maximum Onboard Memory

128MB (EDO supported)

Maximum Video Memory

2MB

Cache

256KB

BIOS

Unidentified

Dimensions

330mm x 218mm

I/O Options

Ethernet 10BaseT connector, floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), VESA feature connector, VGA port, riser slot, cache slot, ATX power connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

ATX power connector

ATX

Ethernet 10BaseT connector

CN6

Front panel connector

C1

IDE interface 1

CN7

IDE interface LED

C2

IDE interface 2

CN8

IDE interface LED

C3

Floppy drive interface

CN9

VGA port

CN1

Chassis fan power

CN10

Parallel port

CN2

VESA feature connector

CN15

Serial port 2

CN3

Cache slot

SL1

Serial port 1

CN4

Riser slot

SL2

PS/2 mouse port

CN5

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Factory configured - do not alter

J2

Open

»

Password enabled

J3

Closed

 

Password disabled

J3

Open

»

NIC setting normal operation

J10

Open

 

NIC setting clear

J10

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(2) 1M x 32

None

16MB

(2) 2M x 32

None

16MB

(2) 1M x 32

(2) 1M x 32

24MB

(2) 2M x 32

(2) 1M x 32

32MB

(2) 4M x 32

None

32MB

(2) 2M x 32

(2) 2M x 32

40MB

(2) 4M x 32

(2) 1M x 32

48MB

(2) 4M x 32

(2) 2M x 32

64MB

(2) 8M x 32

None

64MB

(2) 4M x 32

(2) 4M x 32

72MB

(2) 8M x 32

(2) 1M x 32

80MB

(2) 8M x 32

(2) 2M x 32

96MB

(2) 8M x 32

(2) 4M x 32

128MB

(2) 8M x 32

(2) 8M x 32

Note: Board accepts EDO memory.

CACHE CONFIGURATION

Size

SL1

256KB

256KB module installed

VIDEO MEMORY CONFIGURATION

Note: The location of the banks and the chip size is unidentified.

CPU SPEED SELECTION

CPU speed

Clock speed

Multiplier

J1

J4

J5

75MHz

50MHz

1.5x

Open

Open

Open

90MHz

60MHz

1.5x

Open

Open

Open

100MHz

66MHz

1.5x

Open

Open

Open

120MHz

60MHz

2x

Open

Open

Open

133MHz

66MHz

2x

Open

Open

Closed

150MHz

60MHz

2.5x

Open

Closed

Open

166MHz

66MHz

2.5x

Closed

Open

Open

CPU SPEED SELECTION (CON’T)

CPU speed

Clock speed

Multiplier

J6

J7

J8

J9

75MHz

50MHz

1.5x

Open

Open

Open

Closed

90MHz

60MHz

1.5x

Open

Open

Closed

Open

100MHz

66MHz

1.5x

Open

Closed

Open

Open

120MHz

60MHz

2x

Closed

Open

Open

Open

133MHz

66MHz

2x

Open

Open

Open

Open

150MHz

60MHz

2.5x

Open

Open

Open

Open

166MHz

66MHz

2.5x

Open

Open

Open

Open