
VEXTREC TECHNOLOGY, INC.

GMB-P57IPS (VER. 5.03)

Device Type       Mainboard
Processor         CX 6x86/CX 6x86L/CX 6x86MX/AM K5/AM K6/Pentium/Pentium
                  MMX
Processor Speed   90/100/110/120/133/150/166/200/233/266MHz
Chip Set          Intel 430 TX
Video Chipset     None
Maximum Onboard   256MB DRAM (EDO & SDRAM supported)
Memory
Maximum Video     None
Memory
Cache             512KB
BIOS              Award
Dimensions        220mm x 240mm
I/O Options       32-bit PCI slots (4), floppy drive interface, IDE
                  interface (2), parallel port, PS/2 mouse port, serial
                  ports (2), USB connector

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                Location

  IDE interface LED    J2/pins 1 & 2   Serial port 2             J13

  Turbo LED            J2/pins 3 & 4   Serial port 1             J14

  Soft off power       J2/pins 5 & 6   Parallel port             J15
  supply

  Reset switch          J2/pins 9 &    Floppy drive              J16
                            10         interface

  Power LED            J2/pins 11 -    P/S2 mouse                J17
                            13         connector

  Speaker              J2/pins 17 -    IrDA connector            J18
                            20

  IDE interface 1          J10         PS/2 mouse port           J21

  IDE interface 2          J11         32-bit PCI slots       PC1 - PC4

  USB connector            J12

                        USER CONFIGURABLE SETTINGS

                Function                     Label          Position

     Flash BIOS voltage select 5v            JP4           Pins 2 & 3
                                                             closed

      Flash BIOS voltage select 12v           JP4           Pins 1 & 2
                                                             closed

                            CMOS CONFIGURATION

         Setting                   JP3                      JP6

    CMOS memory normal            Closed                    Open
          mode

    CMOS memory clear              Open                    Closed

               DIMM CONFIGURATION

      Size           Bank 0          Bank 1

      8MB         (1) 1MB x 64        None

      16MB        (1) 1MB x 64    (1) 1MB x 64

      16MB        (1) 2MB x 64        None

      24MB        (1) 2MB x 64    (1) 1MB x 64

      32MB        (1) 2MB x 64    (1) 2MB x 64

      32MB        (1) 4MB x 64        None

      40MB        (1) 4MB x 64    (1) 1MB x 64

      48MB        (1) 4MB x 64    (1) 2MB x 64

      64MB        (1) 4MB x 64    (1) 4MB x 64

      64MB        (1) 8MB x 64        None

      80MB        (1) 8MB x 64    (1) 2MB x 64

      96MB        (1) 8MB x 64    (1) 4MB x 64

     128MB        (1) 8MB x 64    (1) 8MB x 64

     128MB        (1) 16MB x 64       None

     144MB        (1) 16MB x 64   (1) 2MB x 64

     160MB        (1) 16MB x 64   (1) 4MB x 64

     192MB        (1) 16MB x 64   (1) 8MB x 64

     256MB        (1) 16MB x 64   (1) 16MB x 64

       SIMM CONFIGURATION

      Size           Bank 2

      4MB         (2) 512K x 32

      8MB         (2) 1MB x 32

      16MB        (2) 2MB x 32

      32MB        (2) 4MB x 32

      64MB        (2) 8MB x 32

                        CPU SPEED SELECTION (INTEL)

  Speed     Clock    Multiplier    JP9   JP10    JP13    JP12/1    JP12/3
            speed                                         & 2       & 4

  90MHz     60MHz       1.5x       1 &    1 &    1 &    Closed     Open
                                   2      2       2

  100MHz    66MHz       1.5x       1 &    1 &    1 &     Open      Open
                                   2      2       2

  120MHz    60MHz        2x        2 &    1 &    1 &    Closed     Open
                                   3      2       2

  133MHz    66MHz        2x        2 &    1 &    1 &     Open      Open
                                   3      2       2

  150MHz    60MHz       2.5x       2 &    2 &    1 &    Closed     Open
                                   3      3       2

  166MHz    66MHz       2.5x       2 &    2 &    1 &     Open      Open
                                   3      3       2

  200MHz    66MHz        3x        1 &    2 &    1 &     Open      Open
                                   2      3       2

  233MHz    66MHz       3.5x       1 &    1 &    1 &     Open      Open
                                   2      2       2

  Note: Pins designated are in the closed position

                        CPU SPEED SELECTION (AM K5)

  Speed     Clock    Multiplier    JP9   JP10    JP13    JP12/1    JP12/3
            speed                                         & 2       & 4

  90MHz     60MHz       1.5x       1 &    1 &    1 &    Closed     Open
                                   2      2       2

  100MHz    66MHz       1.5x       1 &    1 &    1 &     Open      Open
                                   2      2       2

  120MHz    60MHz        2x        1 &    1 &    1 &    Closed     Open
                                   2      2       2

  133MHz    66MHz        2x        2 &    1 &    1 &     Open      Open
                                   3      2       2

  150MHz    60MHz       2.5x       1 &    1 &    1 &     Open      Open
                                   2      2       2

  166MHz    66MHz       2.5x       2 &    2 &    1 &     Open      Open
                                   3      3       2

  Note: Pins designated are in the closed position

                        CPU SPEED SELECTION (AM K6)

  Speed     Clock    Multiplier    JP9   JP10    JP13    JP12/1    JP12/3
            speed                                         & 2       & 4

  166MHz    66MHz       2.5x       2 &    2 &    1 &     Open      Open
                                   3      3       2

  200MHz    66MHz        3x        1 &    2 &    1 &     Open      Open
                                   2      3       2

  233MHz    66MHz       3.5x       1 &    1 &    1 &     Open      Open
                                   2      2       2

  266MHz    66MHz        4x        2 &    1 &    2 &     Open      Open
                                   3      2       3

  Note: Pins designated are in the closed position

                       CPU SPEED SELECTION (CX 6X86)

  Speed     Clock    Multiplier    JP9   JP10    JP13    JP12/1    JP12/3
            speed                                         & 2       & 4

  133MHz    55MHz        2x        2 &    1 &    1 &    Closed    Closed
                                   3      2       2

  150MHz    60MHz        2x        2 &    1 &    1 &    Closed     Open
                                   3      2       2

  Note: Pins designated are in the closed position

                      CPU SPEED SELECTION (CX 6X86L)

  Speed     Clock    Multiplier    JP9   JP10    JP13    JP12/1    JP12/3
            speed                                         & 2       & 4

  166MHz    66MHz        2x        2 &    1 &    1 &     Open      Open
                                   3      2       2

  200MHz    75MHz        2x        2 &    1 &    1 &     Open     Closed
                                   3      2       2

  Note: Pins designated are in the closed position

                      CPU SPEED SELECTION (CX 6X86MX)

  Speed     Clock    Multiplier    JP9   JP10    JP13    JP12/1    JP12/3
            speed                                         & 2       & 4

  166MHz    66MHz       2.5x       2 &    2 &    1 &    Closed     Open
                                   3      3       2

  200MHz    75MHz        2x        2 &    1 &    1 &     Open     Closed
                                   3      2       2

  233MHz    75MHz       2.5x       2 &    2 &    1 &     Open     Closed
                                   3      3       2

  Note: Pins designated are in the closed position

                      CPU VOLTAGE SELECTION (SINGLE)

  Voltage    JP1/1 &    JP1/ 3     JP7/ 1    JP7/ 3     JP7/ 5    JP7/ 7
               2         & 4        & 2       & 4        & 6       & 8

   3.3V      Closed    Closed     Closed      Open     Closed     Closed

   3.5V      Closed    Closed     Closed     Closed    Closed     Closed

                       CPU VOLTAGE SELECTION (DUAL)

  Core    I/O      JP1/1    JP1/3   JP7/1 &    JP7/3    JP7/5 &   JP7/7 &
                   & 2      & 4        2       & 4        6         8

  2.8V    3.3V     Open     Open     Open      Open      Open     Closed

  2.9V    3.3V     Open     Open    Closed     Open      Open     Closed

  3.2V    3.3V     Open     Open     Open      Open     Closed    Closed

