GEMLIGHT COMPUTER, LTD.
GMB-P6BIAK (VER. 1.00)
Device Type | Mainboard |
Processor | Pentium II |
Processor Speed | 233/266/300/333/350/400/450MHz |
Chip Set | Intel 440BX |
Maximum Onboard Memory | 512MB (EDO & SDRAM supported) |
Cache | 256/512KB (located on Pentium II chip) |
BIOS | Award/AMI |
Dimensions | 305mm x 217mm |
I/O Options | 32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interface, parallel port, PS/2 mouse port, serial ports (2), |

CONNECTIONS | |||
Purpose | Location | Purpose | Location |
AGP slot | AGP | IR connector | JP10 |
ATX power | ATX | Floppy drive interface | JP12 |
Serial port 2 | CN1 | Intel PC/PCI header | JP13 |
Parallel port | CN2 | IDE interface 1 | JP14 |
Serial port 1 | CN3 | IDE interface 2 | JP15 |
USB connector 1 | CN4 | Wake on LAN connector | JP16 |
USB connector 2 | CN5 | IDE interface LED | JP17 |
PS/2 mouse port | CN6 | Speaker | JP18 |
Chassis fan power | FAN1 | Power switch | JP19 |
Chassis fan power | FAN3 | Reset switch | JP20 |
CPU fan power | FAN2 | Power LED | JP21 |
ATX power connector | JP1 | 32-bit PCI slots | PC1 - PC4 |
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
» | CMOS memory normal operation | J4 | Pins 1 & 2 closed |
CMOS memory clear | J4 | Pins 2 & 3 closed | |
» | Flash BIOS voltage select 5v | J6 | Pins 1 & 2 closed |
Flash BIOS voltage select 12v | J6 | Pins 2 & 3 closed | |
DRAM CONFIGURATION | ||||
Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
8MB | (1) 1MB x 64 | None | None | None |
16MB | (1) 1MB x 64 | (1) 1MB x 64 | None | None |
16MB | (1) 4MB x 64 | None | None | None |
32MB | (1) 1MB x 64 | (1) 1MB x 64 | (1) 1MB x 64 | None |
32MB | (1) 4MB x 64 | (1) 4MB x 64 | None | None |
32MB | (1) 8MB x 64 | None | None | None |
40MB | (1) 1MB x 64 | (1) 1MB x 64 | (1) 1MB x 64 | (1) 4MB x 64 |
48MB | (1) 1MB x 64 | (1) 1MB x 64 | (1) 4MB x 64 | (1) 4MB x 64 |
48MB | (1) 4MB x 64 | (1) 4MB x 64 | (1) 4MB x 64 | None |
56MB | (1) 1MB x 64 | (1) 4MB x 64 | (1) 4MB x 64 | (1) 4MB x 64 |
56MB | (1) 1MB x 64 | (1) 1MB x 64 | (1) 1MB x 64 | (1) 8MB x 64 |
64MB | (1) 1MB x 64 | (1) 1MB x 64 | (1) 1MB x 64 | (1) 1MB x 64 |
64MB | (1) 4MB x 64 | (1) 4MB x 64 | (1) 4MB x 64 | (1) 4MB x 64 |
64MB | (1) 8MB x 64 | (1) 8MB x 64 | None | None |
64MB | (1) 16MB x 64 | None | None | None |
80MB | (1) 1MB x 64 | (1) 1MB x 64 | (1) 8MB x 64 | (1) 8MB x 64 |
80MB | (1) 4MB x 64 | (1) 4MB x 64 | (1) 4MB x 64 | (1) 8MB x 64 |
80MB | (1) 8MB x 64 | (1) 4MB x 64 | (1) 4MB x 64 | (1) 4MB x 64 |
88MB | (1) 1MB x 64 | (1) 1MB x 64 | (1) 1MB x 64 | (1) 16MB x 64 |
96MB | (1) 4MB x 64 | (1) 4MB x 64 | (1) 8MB x 64 | (1) 8MB x 64 |
96MB | (1) 8MB x 64 | (1) 8MB x 64 | (1) 8MB x 64 | None |
96MB | (1) 8MB x 64 | (1) 8MB x 64 | (1) 4MB x 64 | (1) 4MB x 64 |
104MB | (1) 1MB x 64 | (1) 8MB x 64 | (1) 8MB x 64 | (1) 8MB x 64 |
DRAM CONFIGURATION (CONT.) | ||||
Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
112MB | (1) 4MB x 64 | (1) 8B x 64 | (1) 8B x 64 | (1) 8B x 64 |
112MB | (1) 4MB x 64 | (1) 4MB x 64 | (1) 4MB x 64 | (1) 16MB x 64 |
128MB | (1) 8MB x 64 | (1) 8MB x 64 | (1) 8MB x 64 | (1) 8MB x 64 |
128MB | (1) 16MB x 64 | (1) 16MB x 64 | None | None |
144MB | (1) 1MB x 64 | (1) 1MB x 64 | (1) 16MB x 64 | (1) 16MB x 64 |
152MB | (1) 1MB x 64 | (1) 1MB x 64 | (1) 1MB x 64 | (1) 32MB x 64 |
160MB | (1) 4MB x 64 | (1) 4MB x 64 | (1) 16MB x 64 | (1) 16MB x 64 |
160MB | (1) 8MB x 64 | (1) 8MB x 64 | (1) 8MB x 64 | (1) 16MB x 64 |
176MB | (1) 4MB x 64 | (1) 4MB x 64 | (1) 4MB x 64 | (1) 32MB x 64 |
176MB | (1) 32MB x 64 | (1) 4MB x 64 | (1) 4MB x 64 | (1) 4MB x 64 |
192MB | (1) 8MB x 64 | (1) 8MB x 64 | (1) 16MB x 64 | (1) 16MB x 64 |
192MB | (1) 16MB x 64 | (1) 16MB x 64 | (1) 16MB x 64 | None |
200MB | (1) 1MB x 64 | (1) 16MB x 64 | (1) 16MB x 64 | (1) 16MB x 64 |
208MB | (1) 4MB x 64 | (1) 16MB x 64 | (1) 16MB x 64 | (1) 16MB x 64 |
208MB | (1) 16MB x 64 | (1) 16MB x 64 | (1) 16MB x 64 | (1) 4MB x 64 |
224MB | (1) 8MB x 64 | (1) 16MB x 64 | (1) 16MB x 64 | (1) 16MB x 64 |
224MB | (1) 8MB x 64 | (1) 8MB x 64 | (1) 8MB x 64 | (1) 32MB x 64 |
256MB | (1) 16MB x 64 | (1) 16MB x 64 | (1) 16MB x 64 | (1) 16MB x 64 |
256MB | (1) 32MB x 64 | (1) 32MB x 64 | None | None |
272MB | (1) 1MB x 64 | (1) 1MB x 64 | (1) 32MB x 64 | (1) 32MB x 64 |
288MB | (1) 4MB x 64 | (1) 4MB x 64 | (1) 32MB x 64 | (1) 32MB x 64 |
288MB | (1) 32MB x 64 | (1) 32MB x 64 | (1) 4MB x 64 | (1) 4MB x 64 |
320MB | (1) 8MB x 64 | (1) 8MB x 64 | (1) 32MB x 64 | (1) 32MB x 64 |
320MB | (1) 16MB x 64 | (1) 16MB x 64 | (1) 16MB x 64 | (1) 32MB x 64 |
384MB | (1) 16MB x 64 | (1) 16MB x 64 | (1) 32MB x 64 | (1) 32MB x 64 |
384MB | (1) 32MB x 64 | (1) 32MB x 64 | (1) 32MB x 64 | None |
392MB | (1) 1MB x 64 | (1) 32MB x 64 | (1) 32MB x 64 | (1) 32MB x 64 |
400MB | (1) 4MB x 64 | (1) 32MB x 64 | (1) 32MB x 64 | (1) 32MB x 64 |
400MB | (1) 32MB x 64 | (1) 32MB x 64 | (1) 32MB x 64 | (1) 4MB x 64 |
416MB | (1) 8MB x 64 | (1) 32MB x 64 | (1) 32MB x 64 | (1) 32MB x 64 |
416MB | (1) 32MB x 64 | (1) 32MB x 64 | (1) 32MB x 64 | (1) 8MB x 64 |
448MB | (1) 16MB x 64 | (1) 32MB x 64 | (1) 32MB x 64 | (1) 32MB x 64 |
448MB | (1) 32MB x 64 | (1) 32MB x 64 | (1) 32MB x 64 | (1) 16MB x 64 |
512MB | (1) 32MB x 64 | (1) 32MB x 64 | (1) 32MB x 64 | (1) 32MB x 64 |
CPU SPEED SELECTION (PENTIUM) | |||||
CPU speed | Clock speed | Multiplier | JP3/pins 1 & 2 | JP3/pins 3 & 4 | JP3/pins 5 & 6 |
233MHz | 50MHz | 1.5x | Open | Open | Closed |
266MHz | 66MHz | 1.5x | Closed | Closed | Open |
300MHz | 66MHz | 2x | Open | Closed | Open |
333MHz | 66MHz | 2.5x | Closed | Open | Open |
350MHz | 60MHz | 1.5x | Open | Open | Closed |
400MHz | 60MHz | 2x | Closed | Closed | Open |
450MHz | 60MHz | 2.5x | Open | Closed | Open |