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# GEMLIGHT COMPUTER, LTD.
GMB-P57IPS (VER. 2.01)
Processor CX 6X86/AM K5/AM K6/Pentium
Processor Speed 90/100/120/133/150/166/200/233MHz
Chip Set Intel
Video Chip Set None
Maximum Onboard 256MB (EDO supported)
Memory
Maximum Video None
Memory
Cache 256/512KB
BIOS Award
Dimensions 260mm x 220mm
I/O Options 32-bit PCI slots (4), floppy drive interface,
green PC connector, IDE interfaces (2),
parallel port, PS/2 mouse interface, serial
ports (2), IR connector, USB connectors (2)
NPU Options None
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+-----------+-----------------+-----------|
| IDE interface | J2/pins 1 | PS/2 mouse | J12/pins |
| LED | & 2 | interface | 6 – 10 |
|------------------+-----------+-----------------+-----------|
| Turbo LED | J2/pins 3 | USB connector 2 | J12/pins |
| | & 4 | | 12 - 15 |
|------------------+-----------+-----------------+-----------|
| Green PC | J2/pins 5 | IR connector | J12/pins |
| connector | & 6 | | 16 - 20 |
|------------------+-----------+-----------------+-----------|
| Reset switch | J2/pins 9 | Serial port 2 | J13 |
| | & 10 | | |
|------------------+-----------+-----------------+-----------|
| Power LED & | J2/pins | Serial port 1 | J14 |
| keylock | 11 - 15 | | |
|------------------+-----------+-----------------+-----------|
| Speaker | J2/pins | Parallel port | J15 |
| | 17 - 20 | | |
|------------------+-----------+-----------------+-----------|
| IDE interface 1 | J10 | Floppy drive | J16 |
| | | interface | |
|------------------+-----------+-----------------+-----------|
| IDE interface 2 | J11 | 32-bit PCI | PC1 – PC4 |
| | | slots | |
|------------------+-----------+-----------------+-----------|
| USB connector 1 | J12/pins | | |
| | 2 - 5 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-----------------------------------+-------+----------------|
| | Flash BIOS voltage select 12v | JP4 | Pins 2 & 3 |
| | | | closed |
|---+-------------------------------+-------+----------------|
| | Flash BIOS voltage select 5v | JP4 | Pins 1 & 2 |
| | | | 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 |
|------------------+--------------------+--------------------|
| 128MB | (2) 16M x 32 | None |
|------------------+--------------------+--------------------|
| 136MB | (2) 16M x 32 | (2) 1M x 32 |
|------------------+--------------------+--------------------|
| 144MB | (2) 16M x 32 | (2) 2M x 32 |
|------------------+--------------------+--------------------|
| 160MB | (2) 16M x 32 | (2) 4M x 32 |
|------------------+--------------------+--------------------|
| 192MB | (2) 16M x 32 | (2) 8M x 32 |
|------------------+--------------------+--------------------|
| 256MB | (2) 16M x 32 | (2) 16M x 32 |
|------------------------------------------------------------|
| Note: Board accepts EDO memory. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 8MB | (1) 1M x 64 | None |
|------------------+--------------------+--------------------|
| 16MB | (1) 2M x 64 | None |
|------------------+--------------------+--------------------|
| 16MB | (1) 1M x 64 | (1) 1M x 64 |
|------------------+--------------------+--------------------|
| 24MB | (1) 2M x 64 | (1) 1M x 64 |
|------------------+--------------------+--------------------|
| 32MB | (1) 4M x 64 | None |
|------------------+--------------------+--------------------|
| 32MB | (1) 2M x 64 | (1) 2M x 64 |
|------------------+--------------------+--------------------|
| 40MB | (1) 4M x 64 | (1) 1M x 64 |
|------------------+--------------------+--------------------|
| 48MB | (1) 4M x 64 | (1) 2M x 64 |
|------------------+--------------------+--------------------|
| 64MB | (1) 8M x 64 | None |
|------------------+--------------------+--------------------|
| 64MB | (1) 4M x 64 | (1) 4M x 64 |
|------------------+--------------------+--------------------|
| 72MB | (1) 8M x 64 | (1) 1M x 64 |
|------------------+--------------------+--------------------|
| 80MB | (1) 8M x 64 | (1) 2M x 64 |
|------------------+--------------------+--------------------|
| 96MB | (1) 8M x 64 | (1) 4M x 64 |
|------------------+--------------------+--------------------|
| 128MB | (1) 8M x 64 | (1) 8M x 64 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | TAG |
|------------------+--------------------+--------------------|
| 256KB | (2) 32K x 32 | (1) 8K/16K x 8 |
|------------------+--------------------+--------------------|
| 512KB | (2) 64K x 32 | (1) 16K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX 6X86) |
|------------------------------------------------------------|
| CPU | Clock | Multiplier | JP9 | JP10 | JP12 |
| speed | speed | | | | |
|----------+---------+------------+--------+------+----------|
| 133MHz | 66MHz | 2x | Closed | Open | 1 & 2, 3 |
| | | | | | & 4 |
|----------+---------+------------+--------+------+----------|
| 150MHz | 60MHz | 2x | Closed | Open | 1 & 2 |
|----------+---------+------------+--------+------+----------|
| 166MHz | 66MHz | 2x | Closed | Open | Open |
|----------+---------+------------+--------+------+----------|
| 200MHz | 66MHz | 3x | Closed | Open | 3 & 4 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K5) |
|------------------------------------------------------------|
| CPU | Clock | Multiplier | JP9 | JP10 | JP12 |
| speed | speed | | | | |
|----------+----------+------------+--------+--------+-------|
| 90MHz | 60MHz | 1.5x | Open | Open | 1 & 2 |
|----------+----------+------------+--------+--------+-------|
| 100MHz | 66MHz | 1.5x | Open | Open | Open |
|----------+----------+------------+--------+--------+-------|
| 120MHz | 60MHz | 2x | Open | Open | 1 & 2 |
|----------+----------+------------+--------+--------+-------|
| 133MHz | 66MHz | 2x | Closed | Open | Open |
|----------+----------+------------+--------+--------+-------|
| 150MHz | 60MHz | 2.5x | Open | Open | Open |
|----------+----------+------------+--------+--------+-------|
| 166MHz | 66MHz | 2.5x | Closed | Closed | Open |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K6) |
|------------------------------------------------------------|
| CPU speed | Clock | Multiplier | JP9 | JP10 | JP12 |
| | speed | | | | |
|-----------+----------+------------+--------+--------+------|
| 166MHz | 66MHz | 2.5x | Closed | Closed | Open |
|-----------+----------+------------+--------+--------+------|
| 200MHz | 66MHz | 3x | Open | Closed | Open |
|-----------+----------+------------+--------+--------+------|
| 233MHz | 66MHz | 3.5x | Open | Open | Open |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL) |
|------------------------------------------------------------|
| CPU | Clock | Multiplier | JP9 | JP10 | JP12 |
| speed | speed | | | | |
|----------+----------+------------+--------+--------+-------|
| 90MHz | 60MHz | 1.5x | Open | Open | 1 & 2 |
|----------+----------+------------+--------+--------+-------|
| 100MHz | 66MHz | 1.5x | Open | Open | Open |
|----------+----------+------------+--------+--------+-------|
| 120MHz | 60MHz | 2x | Closed | Open | 1 & 2 |
|----------+----------+------------+--------+--------+-------|
| 133MHz | 66MHz | 2x | Closed | Open | Open |
|----------+----------+------------+--------+--------+-------|
| 150MHz | 60MHz | 2.5x | Closed | Closed | 1 & 2 |
|----------+----------+------------+--------+--------+-------|
| 166MHz | 66MHz | 2.5x | Closed | Closed | Open |
|----------+----------+------------+--------+--------+-------|
| 200MHz | 66MHz | 3x | Open | Closed | Open |
|----------+----------+------------+--------+--------+-------|
| 233MHz | 66MHz | 3.5x | Open | Open | Open |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION (SINGLE) |
|------------------------------------------------------------|
| Voltage | JP1 | JP5 | JP7 |
|---------+---------------------+--------+-------------------|
| 3.3v | 1 & 2, 3 & 4, 5 & 6 | Closed | 3 & 4, 5 & 6 |
|---------+---------------------+--------+-------------------|
| 3.5v | 1 & 2, 3 & 4, 5 & 6 | Open | 1 & 2, 3 & 4, 5 & |
| | | | 6 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION (DUAL) |
|------------------------------------------------------------|
| Voltage | V core | JP1 | JP5 | JP7 |
|------------+-----------+---------+---------+---------------|
| 3.3v | 2.8v | Open | Closed | Open |
|------------+-----------+---------+---------+---------------|
| 3.3v | 2.9v | Open | Closed | 1 & 2 |
|------------+-----------+---------+---------+---------------|
| 3.3v | 3.2v | Open | Closed | 1 & 2, 5 & 6 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+