GIGA-BYTE TECHNOLOGY CO., LTD.

GA-586ATV

Processor         CX M1/AM K5/Pentium
Processor Speed   75/90/100/120/125/133/150/166/180/200MHz
Chip Set          Unidentified
Video Chip Set    None
Maximum Onboard   128MB (EDO supported)
Memory
Maximum Video     None
Memory
Cache             256/512KB
BIOS              Award
Dimensions        330mm x 218mm
I/O Options       32-bit PCI slots (2), floppy drive interface, green PC
                  connector, IDE interfaces (2), parallel port, PS/2 mouse
                  interface, serial ports (2), cache slot
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  Parallel port              CN1       Speaker                     J6

  Serial port 1              CN2       Power LED & keylock         J7

  Serial port 2              CN3       Green PC connector          J8

  Floppy drive interface     CN4       Green PC LED                J9

  IDE interface 1            CN6       Reset switch               J10

  IDE interface 2            CN7       Turbo switch               J11

  PS/2 mouse interface        J2       Turbo LED                  J12

  IDE interface LED           J4       32-bit PCI slots         PC1 – PC4

  Chassis fan power           J5       Cache slot                 SL1

             DRAM CONFIGURATION

     Size          Bank 0        Bank 1

      8MB        (2) 1M x 36      None

     16MB        (2) 2M x 36      None

     16MB        (2) 1M x 36   (2) 1M x 36

     24MB        (2) 2M x 36   (2) 1M x 36

     32MB        (2) 4M x 36      None

     32MB        (2) 2M x 36   (2) 2M x 36

     40MB        (2) 4M x 36   (2) 1M x 36

     48MB        (2) 4M x 36   (2) 2M x 36

     64MB        (2) 8M x 36      None

     64MB        (2) 4M x 36   (2) 4M x 36

     72MB        (2) 8M x 36   (2) 1M x 36

     80MB        (2) 8M x 36   (2) 2M x 36

     96MB        (2) 8M x 36   (2) 4M x 36

     128MB       (2) 8M x 36   (2) 8M x 36

  Note: Board accepts EDO memory.

                            CACHE CONFIGURATION

       Size            Bank 0               SL1                 TAG

      256KB         (2) 32K x 32       Not installed        (1) 16K x 8

      512KB         (2) 64K x 32       Not installed        (1) 16K x 8

      512KB         (2) 32K x 32        256KB module           None
                                         installed

                        CPU SPEED SELECTION (CYRIX)

  CPU speed       Clock      Multiplier      JP8        JP9        JP11
                  speed

    120MHz        50MHz          2x         1 & 2      1 & 2      1 & 2

    133MHz        55MHz          2x         2 & 3      2 & 3       Open

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

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

  Note: Pins designated should be in the closed position.

                         CPU SPEED SELECTION (AMD)

  CPU speed       Clock      Multiplier      JP8        JP9        JP11
                  speed

    75MHz         50MHz         1.5x        1 & 2      1 & 2       Open

    90MHz         60MHz         1.5x        1 & 2      2 & 3       Open

    100MHz        66MHz         1.5x        2 & 3      1 & 2       Open

    120MHz        60MHz         1.5x        1 & 2      2 & 3       Open

    133MHz        66MHz         1.5x        2 & 3      1 & 2       Open

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

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

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (INTEL)

  CPU speed      Clock       Multiplier       JP8       JP9        JP11
                 speed

    75MHz        50MHz          1.5x         1 & 2     1 & 2       Open

    90MHz        60MHz          1.5x         1 & 2     2 & 3       Open

   100MHz        66MHz          1.5x         2 & 3     1 & 2       Open

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

   125MHz        50MHz          2.5x         1 & 2     1 & 2     1 & 2, 3
                                                                   & 4

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

   150MHz        60MHz          2.5x         1 & 2     2 & 3     1 & 2, 3
                                                                   & 4

   166MHz        66MHz          2.5x         2 & 3     1 & 2     1 & 2, 3
                                                                   & 4

   180MHz        60MHz           3x          1 & 2     2 & 3      3 & 4

   200MHz        66MHz           3x          2 & 3     1 & 2      3 & 4

  Note: Pins designated should be in the closed position.

                CPU VOLTAGE SELECTION (SINGLE)

       Voltage               JP6                  JP7

        3.3v           Pins 1 & 2 closed   Pins 1 & 2 closed

                       CPU VOLTAGE SELECTION (DUAL)

      Voltage           V core             JP6                 JP7

       3.3v              2.8v           Pins 2 & 3      Pins 2 & 3 closed
                                          closed