EPOX COMPUTER CO., LTD.

EP-GXB-M
Device Type Mainboard
Processor Pentium II Xeon
Processor Speed 400/450/500/550MHz
Chip Set Intel 440GX
Maximum Onboard Memory 2048MB (SDRAM supported)
Cache 512/1024/2048KB
BIOS Award
Dimensions Unidentified
I/O Options 16-bit ISA slots (2), 32-bit PCI slots (5), AGP slot, ATX power connectors (2), Floppy drive interface, IDE interfaces (2), IR connector, Parallel port, PS/2 keyboard port, PS/2 mouse port, Serial ports (2), USB ports (2), Wake-on-LAN connector


CONNECTIONS

Purpose

Location

 Purpose

Location

AGP slot

AGP

 SB-Link connector J1
ATX power connector 1

ATX1

 Reset switch J2/Pins 1 & 2
ATX power connector 2

ATX2

 Speaker J2/Pins 4 - 7
PS/2 mouse port CN1 Power LED & keylock J2/Pins 9 - 13
PS/2 keyboard port CN2 IR connector J3/Pins 1 - 5
USB port 1 CN3 IDE interface LED J3/Pins 7 & 8
USB port 2 CN4 Turbo LED J3/Pins 9 & 10
Serial port 1 CN5 CPU fan power 1 J4
Serial port 2 CN6 CPU fan power 2 J5
Parallel port CN7 Chassis fan power 1 J6
Floppy drive interface FDD Wake-on-LAN connector J7
IDE interface 1 IDE1 Chassis fan power 2 J8
IDE interface 2 IDE2 Chassis intrusion connector  JP2
16-bit ISA slots IS1 - IS2 32-bit PCI slots

PC1 - PC5


USER CONFIGURABLE SETTINGS

Function

Label

Position

»

 CMOS memory normal operation

JP1

Pins 1 & 2 closed
  CMOS memory clear

JP1

Pins 2 & 3 closed

»

 Factory configured - do not alter

JP3

Pins 1 & 2 open

»

 Factory configured - do not alter

JP3

Pins 3 & 4 open

»

 Factory configured - do not alter

JP3

Pins 13 & 14 open

»

 Factory configured - do not alter

JP3

Pins 15 & 16 open

»

 Factory configured - do not alter

JP3

Pins 17 & 18 open

»

 Factory configured - do not alter

JP3

Pins 19 & 20 open

»

 Factory configured - do not alter

JP3

Pins 21 & 22 open

»

 Factory configured - do not alter

JP3

Pins 23 & 24 open
» Power on Keyboard disabled

JP13

Pins 2 & 3 closed
  Power on Keyboard enabled

JP13

Pins 1 & 2 closed


CACHE CONFIGURATION

Note:  512KB/1024KB/2048KB cache is located on the Pentium II Xeon CPUs.


DIMM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

16MB

(1) 2M x 64

None

None

None

32MB

(1) 2M x 64

(1) 2M x 64

None

None

32MB

(1) 4M x 64

None

None

None

48MB

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

None

64MB

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

64MB

(1) 4M x 64

(1) 4M x 64

None

None

64MB

(1) 8M x 64

None

None

None

96MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

None

96MB

(1) 4M x 64

(1) 4M x 64

(1) 2M x 64

(1) 2M x 64

128MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

128MB

(1) 8M x 64

(1) 8M x 64

None

None

128MB

(1) 16M x 64

None

None

None

160MB

(1) 8M x 64

(1) 8M x 64

(1) 2M x 64

(1) 2M x 64

192MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

None

192MB

(1) 8M x 64

(1) 8M x 64

(1) 4M x 64

(1) 4M x 64

256MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

256MB

(1) 16M x 64

(1) 16M x 64

None

None

256MB

(1) 32M x 64

None

None

None

288MB

(1) 16M x 64

(1) 16M x 64

(1) 2M x 64

(1) 2M x 64

320MB

(1) 16M x 64

(1) 16M x 64

(1) 4M x 64

(1) 4M x 64

384MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

None

384MB

(1) 16M x 64

(1) 16M x 64

(1) 8M x 64

(1) 8M x 64

512MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

512MB

(1) 32M x 64

(1) 32M x 64

None

None

512MB

 (1) 64M x 64 None None None

544MB

(1) 32M x 64

(1) 32M x 64

(1) 2M x 64

(1) 2M x 64

576MB

(1) 32M x 64

(1) 32M x 64

(1) 4M x 64

(1) 4M x 64

640MB

(1) 32M x 64

(1) 32M x 64

(1) 8M x 64

(1) 8M x 64

768MB

(1) 32M x 64

(1) 32M x 64

(1) 32M x 64

None

768MB

(1) 32M x 64

(1) 32M x 64

(1) 16M x 64

(1) 16M x 64

1024MB

(1) 32M x 64

(1) 32M x 64

(1) 32M x 64

(1) 32M x 64
1024MB (1) 64M x 64 (1) 64M x 64 None None
1056MB (1) 64M x 64 (1) 64M x 64 (1) 2M x 64 (1) 2M x 64
1088MB (1) 64M x 64 (1) 64M x 64 (1) 4M x 64 (1) 4M x 64
1152MB (1) 64M x 64 (1) 64M x 64 (1) 8M x 64 (1) 8M x 64
1280MB (1) 64M x 64 (1) 64M x 64 (1) 16M x 64 (1) 16M x 64
1536MB (1) 64M x 6 (1) 64M x 6 (1) 64M x 6 None
1536MB (1) 64M x 64 (1) 64M x 64 (1) 32M x 64 (1) 32M x 64
2048MB (1) 64M x 64 (1) 64M x 64 (1) 64M x 64 (1) 64M x 64
Note:  Board supports SDRAM memory.


CPU SPEED SELECTION

Speed

 JP3
»

400MHz

 Pins 5 & 6 closed
 

450MHz

 Pins 7 & 8 closed
 

500MHz

 Pins 9 & 10 closed
 

550MHz

 Pins 11 & 12 closed