
GIGA-BYTE TECHNOLOGY CO., LTD.

GA-586ATX (Rev. 3.0)

Device Type       Mainboard
Processor         Pentium/MMX/P54CT/P54CTB/AMD-K5/AMD-K6/CX 6X86/IBM
                  6X86/CX 6X86L/IBM 6X86L/CX 6X86MX/IBM 6X86MX
Processor Speed   90/100/120/133/150/166/180/200/233
Chip Set          Intel
Maximum Onboard   256MB DRAM (EDO supported)
Memory
Cache             512KB
BIOS              Award
Video Chip Set    None
Maximum Video     None
Memory
I/O Options       32-bit PCI slots (4), floppy drive interface, green PC
                  connector, IDE interfaces (2), parallel port, PS/2 mouse
                  port, PS/2 keyboard port, serial ports (2), USB
                  connector, ATX power connector, IR connector
Dimensions        210mm x 304mm

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  ATX power connector         ATX      Reset switch                J10

  Serial port 1               CN1      Speaker                     J11

  Serial port 2               CN3      Unidentified                J12

  Parallel port               CN2      Green PC LED                J14

  CPU fan power               J1       Turbo switch connector      J15

  Unidentified                J2       Turbo LED                   J16

  PS/2 mouse port             J3       Keylock                     J17

  IDE interface 2             J5       Soft power connector        JP1

  IDE interface 1             J6       Floppy drive interface      JP2

  Green PC connector          J7       IDE interface LED           JP3

  IR connector                J8       USB connector              JP41

  Power LED                   J9       32-bit PCI slots          PCI1-4

                        USER CONFIGURABLE SETTINGS

               Function                     Label           Position

      System Full On after power             JP5             Closed

      System Soft Off after power            JP5              Open

                         SIMM/DIMM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2        Bank 3

     8MB        (2) 1M x 36       None           None          None

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

     16MB       (2) 2M x 36       None           None          None

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

     16MB       (2) 1M x 36   (2) 1M x 36        None          None

     16MB       (2) 1M x 36       None           None       (1) 1M x 64

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

     24MB          None       (2) 1M x 36    (1) 2M x 64       None

     24MB          None       (2) 2M x 36    (1) 1M x 64       None

     24MB       (2) 2M x 36   (2) 1M x 36        None          None

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

     24MB          None       (2) 1M x 36    (1) 1M x 64    (1) 1M x 64

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

     32MB          None       (2) 1M x 36    (1) 1M x 64    (1) 2M x 64

     32MB          None       (2) 2M x 36    (1) 1M x 64    (1) 1M x 64

     32MB       (2) 4M x 36       None           None          None

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

     32MB       (2) 2M x 36   (2) 2M x 36        None          None

     32MB          None       (2) 2M x 36    (1) 2M x 64       None

                     DIMM/SIMM CONFIGURATION (CONT)

     Size         Bank 0         Bank 1         Bank 2        Bank 3

     40MB       (2) 4M x 36   (2) 1M x 36        None          None

     40MB          None       (2) 1M x 36    (1) 2M x 64    (1) 2M x 64

     40MB          None       (2) 2M x 36    (1) 1M x 64    (1) 2M x 64

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

     40MB          None       (2) 4M x 36    (1) 1M x 64       None

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

     48MB          None       (2) 2M x 36    (1) 4M x 64       None

     48MB          None       (2) 1M x 36    (1) 1M x 64    (1) 4M x 64

     48MB          None       (2) 2M x 36    (1) 2M x 64    (1) 2M x 64

     48MB          None       (2) 4M x 36    (1) 1M x 64    (1) 1M x 64

     48MB       (2) 4M x 36   (2) 2M x 36        None          None

     48MB          None       (2) 2M x 36    (1) 4M x 64       None

     48MB          None       (2) 4M x 36    (1) 2M x 64       None

     56MB          None       (2) 1M x 36    (1) 2M x 64    (1) 4M x 64

     56MB          None       (2) 2M x 36    (1) 1M x 64    (1) 4M x 64

     56MB          None       (2) 4M x 36    (1) 2M x 64    (1) 1M x 64

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

     64MB          None       (2) 2M x 36    (1) 2M x 64    (1) 4M x 64

     64MB          None       (2) 4M x 36    (1) 2M x 64    (1) 2M x 64

     64MB       (2) 8M x 36       None           None          None

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

     64MB       (2) 4M x 36   (2) 4M x 36        None          None

     64MB          None       (2) 4M x 36    (1) 4M x 64       None

     72MB       (2) 8M x 36   (2) 1M x 36        None          None

     72MB          None       (2) 8M x 36    (1) 1M x 64       None

     72MB          None       (2) 1M x 36    (1) 4M x 64    (1) 4M x 64

     72MB          None       (2) 4M x 36    (1) 1M x 64    (1) 4M x 64

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

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

     80MB          None       (2) 2M x 36    (1) 4M x 64    (1) 4M x 64

     80MB          None       (2) 4M x 36    (1) 2M x 64    (1) 4M x 64

     80MB          None       (2) 8M x 36    (1) 1M x 64    (1) 1M x 64

     80MB       (2) 8M x 36   (2) 2M x 36        None          None

     80MB          None       (2) 8M x 36    (1) 2M x 64       None

     88MB          None       (2) 8M x 36    (1) 1M x 64    (1) 2M x 64

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

     96MB          None       (2) 4M x 36    (1) 4M x 64    (1) 4M x 64

     96MB          None       (2) 8M x 36    (1) 2M x 64    (1) 2M x 64

                      DIMM/SIMM CONFIGURATION (CONT)

     Size          Bank 0         Bank 1         Bank 2         Bank 3

     96MB        (2) 4M x 36   (2) 8M x 36        None           None

     96MB           None       (2) 8M x 36    (1) 4M x 64        None

     104MB          None       (2) 8M x 36    (1) 1M x 64    (1) 4M x 64

     112MB          None       (2) 8M x 36    (1) 2M x 64    (1) 4M x 64

     128MB       (2) 16M x 36      None           None           None

     128MB       (2) 8M x 36   (2) 8M x 36        None           None

     128MB          None       (2) 8M x 36    (1) 4M x 64    (1) 4M x 64

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

     136MB          None       (2) 16M x 36   (1) 1M x 64        None

     136MB       (2) 16M x 36  (2) 1M x 36        None           None

     144MB       (2) 16M x 36  (2) 2M x 36        None           None

     144MB          None       (2) 16M x 36   (1) 2M x 64        None

     144MB          None       (2) 16M x 36   (1) 1M x 64    (1) 1M x 64

     152MB          None       (2) 16M x 36   (1) 1M x 64    (1) 2M x 64

     160MB          None       (2) 16M x 36   (1) 2M x 64    (1) 2M x 64

     160MB       (2) 16M x 36  (2) 4M x 36        None           None

     160MB          None       (2) 16M x 36   (1) 4M x 64        None

     168MB          None       (2) 16M x 36   (1) 1M x 64    (1) 4M x 64

     176MB          None       (2) 16M x 36   (1) 2M x 64    (1) 4M x 64

     192MB          None       (2) 16M x 36   (1) 4M x 64    (1) 4M x 64

     192MB       (2) 8M x 36   (2) 16M x 36       None           None

     256MB       (2) 16M x 36  (2) 16M x 36       None           None

            Note: Board accepts EDO memory.

                            CACHE CONFIGURATION

  Note: 512KB cache is factory installed and is not configurable. The
  location is unidentified.

                       CPU SPEED SELECTION (CX 6X86)

    CPU       Clock    Multiplier     SW1/1    SW1/2     SW1/3     SW1/8
   speed     speed

  150MHz     60MHz         2x          On        On       Off       Off

  166MHz     66MHz         2x          Off       On       Off       Off

                      CPU SPEED SELECTION (IBM 6X86)

    CPU       Clock    Multiplier     SW1/1    SW1/2     SW1/3     SW1/8
   speed     speed

  150MHz     60MHz         2x          On        On       Off       Off

  166MHz     66MHz         2x          Off       On       Off       Off

                      CPU SPEED SELECTION (CX 6X86L)

    CPU       Clock    Multiplier     SW1/1    SW1/2     SW1/3     SW1/8
   speed     speed

  150MHz     60MHz         2x          On        On       Off       Off

  166MHz     66MHz         2x          Off       On       Off       Off

                      CPU SPEED SELECTION (IBM 6X86L)

    CPU       Clock    Multiplier     SW1/1    SW1/2     SW1/3     SW1/8
   speed     speed

  150MHz     60MHz         2x          On        On       Off       Off

  166MHz     66MHz         2x          Off       On       Off       Off

                      CPU SPEED SELECTION (CX 6X86MX)

    CPU       Clock    Multiplier     SW1/1    SW1/2     SW1/3     SW1/8
   speed     speed

  166MHz     60MHz        2.5x         On        On       On        Off

  200MHz     66MHz        2.5x         Off       On       On        Off

  233MHz     66MHz         3x          Off      Off       On        Off

                     CPU SPEED SELECTION (IBM 6X86MX)

    CPU       Clock    Multiplier     SW1/1    SW1/2     SW1/3     SW1/8
   speed     speed

  166MHz     60MHz        2.5x         On        On       On        Off

  200MHz     66MHz        2.5x         Off       On       On        Off

  233MHz     66MHz         3x          Off      Off       On        Off

                        CPU SPEED SELECTION (AM K5)

    CPU       Clock    Multiplier     SW1/1    SW1/2     SW1/3     SW1/8
   speed     speed

  133MHz     66MHz         2x          Off       On       Off       Off

  166MHz     66MHz        2.5x         Off       On       On        Off

                        CPU SPEED SELECTION (AM K6)

    CPU       Clock    Multiplier     SW1/1    SW1/2     SW1/3     SW1/8
   speed     speed

  166MHz     66MHz        2.5x         Off       On       On        Off

  180MHz     60MHz         3x          On       Off       On        Off

  200MHz     66MHz         3x          Off      Off       On        Off

  233MHz     66MHz        3.5x         Off      Off       Off       Off

                        CPU SPEED SELECTION (INTEL)

    CPU       Clock    Multiplier     SW1/1    SW1/2     SW1/3     SW1/8
   speed     speed

   90MHz     60MHz        1.5x         On       Off       Off       Off

  100MHz     66MHz        1.5x         Off      Off       Off       Off

  120MHz     60MHz         2x          On        On       Off       Off

  133MHz     66MHz         2x          Off       On       Off       Off

  150MHz     60MHz        2.5x         On        On       On        Off

  166MHz     66MHz        2.5x         Off       On       On        Off

  180MHz     60MHz         3x          On       Off       On        Off

  200MHz     66MHz         3x          Off      Off       On        Off

                      CPU SPEED SELECTION (INTEL MMX)

    CPU       Clock    Multiplier     SW1/1    SW1/2     SW1/3     SW1/8
   speed     speed

  150MHz     60MHz        2.5x         On        On       On        Off

  166MHz     66MHz        2.5x         Off       On       On        Off

  200MHz     66MHz         3x          Off      Off       On        Off

  233MHz     66MHz        3.5x         Off      Off       Off       Off

                CPU VOLTAGE SELECTION

  Voltage    SW1/4      SW1/5      SW1/6      SW1/7

   Auto       Off        Off        Off        On

    2.0       Off        Off        Off        Off

    2.1       Off        Off        On         Off

    2.2       Off         On        Off        Off

    2.3       Off         On        On         Off

    2.4        On        Off        Off        Off

    2.5        On        Off        On         Off

    2.6        On         On        Off        Off

    2.7        On         On        On         Off

    2.8       Off        Off        Off        On

    2.9       Off        Off        On         On

    3.0       Off         On        Off        On

    3.1       Off         On        On         On

    3.2        On        Off        Off        On

    3.3        On        Off        On         On

    3.4        On         On        Off        On

    3.5        On         On        On         On

