
VEXTREC TECHNOLOGY, INC.

GMB-P57SAX (VER. 1.20)

Processor          CX 6X86L/CX 6X86MX/AM K5/AM K6/Pentium/Pentium MMX
Processor Speed    90/100/120/133/150/166/200/233/266MHz
Chip Set           SIS
Video Chip Set     SIS
Audio Chip Set     ESS
Maximum Onboard    384MB (EDO supported)
Memory
Maximum Video      Unidentified
Memory
Cache              512KB
BIOS               Award
Dimensions         304mm x 210mm
I/O Options        32-bit PCI slots (4), floppy drive interface, game
                   port, IDE interfaces (2), parallel port, PS/2 mouse
                   port, serial ports (2), IR connector, USB connectors
                   (2), ATX power connector, wavetable connector,
                   microphone in, line in, speaker out, CPU fan connector

[Image]

                                CONNECTIONS

  Purpose               Location      Purpose                  Location

  ATX power                ATX        Power LED & keylock    J1/pins 11 -
  connector                                                       15

  Game port                CN1        Speaker                J1/pins 17 -
                                                                  20

  Microphone in            CN2        Wavetable connector         J2

  Line in                  CN3        Audio in CDROM             J3
                                      (Panasonic)

  Speaker out              CN4        Audio in CDROM             J4
                                      (Sony)

  VGA port                 CN5        Floppy drive                J5
                                      interface

  Serial port 1            CN6        IDE interface 1             J6

  Parallel port            CN7        IDE interface 2             J7

  USB connector 1          CN8        IR connector                J8

  USB connector 2          CN9        Chassis fan power           J9

  PS/2 mouse port         CN10        VGA feature                J10
                                      connector

  IDE interface LED    J1/pins 1 &    Serial port 2              J11
                            2

  ACPI LED             J1/pins 3 &    CPU fan connector          J17
                            4

  Power button         J1/pins 5 &    Internal modem ring        JP11
                            6         in connector

  Power switch         J1/pins 7 &    32-bit PCI slots        PCI  PC4
                            8

  Reset switch         J1/pins 9 &
                           10

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

      Flash BIOS voltage select 12v           JP1           Pins 1 & 2
                                                              closed

      Flash BIOS voltage select 5v            JP1           Pins 2 & 3
                                                              closed

      On board audio enabled                  JP3             Closed

      On board audio disabled                 JP3              Open

     Factory configured - do not alter       JP6              Open

     Factory configured - do not alter       JP7           Pins 2 & 3
                                                              closed

     CMOS memory normal operation            JP8           Pins 1 & 2
                                                              closed

      CMOS memory clear                       JP8           Pins 2 & 3
                                                              closed

                         DIMM/DRAM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2        Bank 3

     8MB        (2) 1M x 32       None           None          None

     8MB           None           None       (1) 1M x 64       None

     16MB       (2) 2M x 32       None           None          None

     16MB          None           None       (1) 2M x 64       None

     16MB       (2) 1M x 32   (2) 1M x 32        None          None

     16MB       (2) 1M x 32       None           None       (1) 1M x 64

     16MB          None           None       (1) 1M x 64    (1) 1M x 64

     24MB          None       (2) 2M x 32    (1) 1M x 64       None

     32MB       (2) 4M x 32       None           None          None

     32MB          None           None       (1) 4M x 64       None

     32MB       (2) 2M x 32       None           None       (1) 2M x 64

                      DIMM/DRAM CONFIGURATION (CONT)

     Size          Bank 0         Bank 1         Bank 2         Bank 3

     40MB        (2) 4M x 32   (2) 1M x 32        None           None

     40MB        (2) 4M x 32       None           None       (1) 1M x 64

     48MB        (2) 2M x 32       None           None       (1) 4M x 64

     48MB        (2) 4M x 32   (2) 2M x 32        None           None

     48MB        (2) 4M x 32       None           None       (1) 2M x 64

     64MB        (2) 8M x 32       None           None           None

     64MB           None           None           None       (1) 8M x 64

     64MB        (2) 4M x 32   (2) 4M x 32        None           None

     64MB        (2) 4M x 32       None           None       (1) 4M x 64

     72MB        (2) 8M x 32   (2) 1M x 32        None           None

     72MB        (2) 8M x 32       None           None       (1) 1M x 64

     80MB        (2) 2M x 32       None           None       (1) 8M x 64

     80MB        (2) 8M x 32   (2) 2M x 32        None           None

     80MB        (2) 8M x 32       None           None       (1) 2M x 64

     96MB        (2) 4M x 32       None           None       (1) 8M x 64

     96MB        (2) 8M x 32   (2) 4M x 32        None           None

     96MB        (2) 8M x 32       None           None       (1) 4M x 64

     128MB       (2) 16M x 32      None           None           None

     128MB       (2) 8M x 32   (2) 8M x 32        None           None

     128MB       (2) 8M x 32       None           None       (1) 8M x 64

     136MB       (2) 16M x 32  (2) 1M x 32        None           None

     144MB       (2) 16M x 32  (2) 2M x 32        None           None

     144MB          None       (2) 16M x 32       None       (1) 2M x 64

     160MB       (2) 16M x 32  (2) 4M x 32        None           None

     160MB          None       (2) 16M x 32       None       (1) 4M x 64

     192MB       (2) 16M x 32  (2) 8M x 32        None           None

     192MB          None       (2) 16M x 32       None       (1) 8M x 64

     256MB       (2) 16M x 32  (2) 16M x 32       None           None

     264MB       (2) 16M x 32  (2) 16M x 32       None       (1) 1M x 64

     384MB          None       (2) 16M x 32   (1) 16M x 64   (1) 16M x 64

  Note: Board accepts EDO memory.

              CACHE CONFIGURATION

      Size          Bank 0           TAG

     512KB        (2) 64K x 32   Unidentified

                        CPU SPEED SELECTION (CX 6X86)

   CPU     Clock   Multiplier   SW1/3   SW1/4   SW1/5   SW1/6   SW1/7   SW1/8
  speed    speed

  133MHz   55MHz       2x        On      Off     Off     On      On     Off

  150MHz   60MHz       2x        On      Off     Off     On     Off     Off

                        CPU SPEED SELECTION (CX 6X86L)

   CPU     Clock   Multiplier   SW1/3   SW1/4   SW1/5   SW1/6   SW1/7   SW1/8
  speed    speed

  166MHz   66MHz       2x        On      Off     Off    Off     Off     Off

  200MHz   75MHz       2x        On      Off     Off    Off      On     Off

                       CPU SPEED SELECTION (CX 6X86MX)

   CPU     Clock   Multiplier   SW1/3   SW1/4   SW1/5   SW1/6   SW1/7   SW1/8
  speed    speed

  166MHz   66MHz       2x        On      Off     Off    Off     Off     Off

  200MHz   75MHz       2x        On      Off     Off    Off      On     Off

                         CPU SPEED SELECTION (AM K5)

   CPU     Clock   Multiplier   SW1/3   SW1/4   SW1/5   SW1/6   SW1/7   SW1/8
  speed    speed

  120MHz   60MHz      1.5x       On      Off     Off     On     Off     Off

  133MHz   66MHz       2x        On      Off     Off    Off     Off     Off

  166MHz   66MHz      2.5x       On      On      Off    Off     Off     Off

                         CPU SPEED SELECTION (AM K6)

   CPU     Clock   Multiplier   SW1/3   SW1/4   SW1/5   SW1/6   SW1/7   SW1/8
  speed    speed

  166MHz   66MHz      2.5x       On      On      Off    Off     Off     Off

  200MHz   66MHz       3x        Off     On      Off    Off     Off     Off

  233MHz   66MHz      3.5x       Off     Off     Off    Off     Off     Off

  266MHz   66MHz       4x        Off     Off     On     Off     Off     Off

                         CPU SPEED SELECTION (INTEL)

   CPU     Clock   Multiplier   SW1/3   SW1/4   SW1/5   SW1/6   SW1/7   SW1/8
  speed    speed

  90MHz    60MHz      1.5x       Off     Off     Off     On     Off     Off

  100MHz   66MHz      1.5x       Off     Off     Off    Off     Off     Off

  120MHz   60MHz       2x        On      Off     Off     On     Off     Off

  133MHz   66MHz       2x        On      Off     Off    Off     Off     Off

  150MHz   60MHz      2.5x       On      On      Off     On     Off     Off

  166MHz   66MHz      2.5x       On      On      Off    Off     Off     Off

  200MHz   66MHz       3x        Off     On      Off    Off     Off     Off

                       CPU SPEED SELECTION (INTEL MMX)

   CPU     Clock   Multiplier   SW1/3   SW1/4   SW1/5   SW1/6   SW1/7   SW1/8
  speed    speed

  166MHz   66MHz      2.5x       On      On      Off    Off     Off     Off

  200MHz   66MHz       3x        Off     On      Off    Off     Off     Off

  233MHz   66MHz      3.5x       Off     Off     Off    Off     Off     Off

                            CPU TYPE SELECTION

         Setting                   SW1/1                    SW1/2

       Auto-detect                  Off                      Off

  Pentium/AM K6-166,-200             On                      Off

      CX 6X86/AM K5                  On                      On

                    ON BOARD VGA SELECTION

       Setting               JP4                  JP5

       Enabled         Pins 2 & 3 closed   Pins 1 & 2 closed

      Disabled         Pins 1 & 2 closed   Pins 2 & 3 closed

