AST RESEARCH, INC.

PREMMIA GX

Processor

Pentium Overdrive/Pentium

Processor Speed

75(internal)/90(internal)/100(internal)MHz

Chip Set

AST

Max. Onboard DRAM

192MB

Cache

512KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), SCSI port, SCSI interface, 10 base-T port, 10 base-5 port

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

10 base-5 port

CN1

SCSI terminator

J6

10 base-T port

CN2

SCSI primary interface

J7

Parallel port

CN3

Front panel connector

J17

Serial port 2

CN4

Floppy drive interface

J22

Serial port 1

CN5

Speaker

J23

PS/2 mouse port

CN6

IDE interface LED

J25

Keyboard port

CN7

External battery

J26

SCSI port

CN8

Chassis fan power

J33

Chassis fan power

J4

Riser Card

SL1

IDE interface

J5

   

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

»

CMOS memory normal operation (ISA)

E3

Open

 

CMOS memory clear(ISA)

E3

Closed

»

Factory configured - do not alter

J10

Open

»

Factory configured - do not alter

J28

Open

»

Factory configured - do not alter

J29

Open

»

Flash BIOS write protect enabled

SW1/1

Off

 

Flash BIOS write protect disabled

SW1/1

On

»

Password enabled

SW1/2

Off

 

Password disabled

SW1/2

On

»

Monitor type select color

SW1/3

Off

 

Monitor type select monochrome

SW1/3

On

»

CMOS memory normal operation (EISA)

SW1/4

Off

 

CMOS memory clear (EISA)

SW1/4

On

»

System setup enabled

SW1/5

Off

 

System setup disabled

SW1/5

On

»

Factory configured - do not alter

SW1/6

Off

»

Factory configured - do not alter

SW1/7

Off

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

4MB

(2) 512K x 36

NONE

NONE

8MB

(2) 1M x 36

NONE

NONE

12MB

(2) 1M x 36

(2) 512K x 36

NONE

16MB

(2) 1M x 36

(2) 1M x 36

NONE

20MB

(2) 1M x 36

(2) 1M x 36

(2) 512K x 36

24MB

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

28MB

(2) 2M x 36

(2) 1M x 36

(2) 512K x 36

32MB

(2) 2M x 36

(2) 1M x 36

(2) 1M x 36

36MB

(2) 2M x 36

(2) 2M x 36

(2) 512K x 36

40MB

(2) 2M x 36

(2) 2M x 36

(2) 1M x 36

44MB

(2) 4M x 36

(2) 1M x 36

(2) 512K x 36

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

48MB

(2) 4M x 36

(2) 1M x 36

(2) 1M x 36

52MB

(2) 4M x 36

(2) 2M x 36

(2) 512K x 36

64MB

(2) 4M x 36

(2) 2M x 36

(2) 2M x 36

68MB

(2) 4M x 36

(2) 4M x 36

(2) 512K x 36

72MB

(2) 4M x 36

(2) 4M x 36

(2) 1M x 36

76MB

(2) 8M x 36

(2) 1M x 36

(2) 512K x 36

80MB

(2) 8M x 36

(2) 2M x 36

NONE

84MB

(2) 8M x 36

(2) 2M x 36

(2) 512K x 36

88MB

(2) 2M x 36

(2) 8M x 36

(2) 1M x 36

96MB

(2) 8M x 36

(2) 4M x 36

NONE

100MB

(2) 8M x 36

(2) 4M x 36

(2) 512K x 36

104MB

(2) 8M x 36

(2) 4M x 36

(2) 1M x 36

112MB

(2) 8M x 36

(2) 4M x 36

(2) 2M x 36

128MB

(2) 8M x 36

(2) 8M x 36

NONE

132MB

(2) 8M x 36

(2) 8M x 36

(2) 512K x 36

136MB

(2) 8M x 36

(2) 8M x 36

(2) 1M x 36

144MB

(2) 8M x 36

(2) 8M x 36

(2) 2M x 36

160MB

(2) 8M x 36

(2) 8M x 36

(2) 4M x 36

192MB

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

CACHE CONFIGURATION

Size

Bank 0

512KB

(4) 128K x 8

Note: Cache is factory installed and is not configurable.

CPU TYPE CONFIGURATION

Type

E4

E5

SW1/8

Single processor

Closed

Open

Off

Dual processor

Open

Closed

On

CPU SPEED CONFIGURATION

Internal

External

E1

E2

75iMHz

50MHz

Closed

Open

90iMHz

60MHz

Open

Closed

100iMHz

50MHz

Open

Open

100iMHz

66MHz

Closed

Closed