
VEXTREC TECHNOLOGY INC.

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 Memory None
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

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                Location

  IDE interface LED    J2/pins 1 & 2   PS/2 mouse            J12/pins 6 
                                       interface                 10

  Turbo LED            J2/pins 3 & 4   USB connector 2      J12/pins 12 -
                                                                 15

  Green PC connector   J2/pins 5 & 6   IR connector         J12/pins 16 -
                                                                 20

  Reset switch          J2/pins 9 &    Serial port 2             J13
                            10

  Power LED &          J2/pins 11 -    Serial port 1             J14
  keylock                   15

  Speaker              J2/pins 17 -    Parallel port             J15
                            20

  IDE interface 1          J10         Floppy drive              J16
                                       interface

  IDE interface 2          J11         PS/2 mouse port           J19

  USB connector 1      J12/pins 2 -    32-bit PCI slots       PC1  PC4
                            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 speed     Clock       Multiplier        JP9       JP10       JP12
                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 speed     Clock      Multiplier       JP9         JP10       JP12
                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 speed     Clock      Multiplier       JP9         JP10       JP12
                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,        Closed         3 & 4, 5 & 6
                          5 & 6

        3.5v           1 & 2, 3 & 4,         Open          1 & 2, 3 & 4,
                          5 & 6                                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.


