GIGA-BYTE TECHNOLOGY CO., LTD. GA-6BXC (REV. 1.0) Device Type Mainboard Processor Pentium II Processor Speed 233/266/300/333/350/366/400/450/500/550MHz Chip Set Intel 440BX Video Chip Set None Maximum Onboard 768MB (SDRAM supported) Memory Maximum Video None Memory Cache 256/512KB (located on Pentium II CPU) BIOS Award Dimensions 305mm x 244mm I/O Options 32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connectors (2), ATX power connector, AGP slot, SB-link connector, wake on LAN connector [Image] CONNECTIONS Purpose Location Purpose Location AGP slot AGP USB connector 2 CN5 ATX power ATX PS/2 mouse port CN6 connector Speaker C1 IDE interface 2 CN7 Reset switch C2 IDE interface 1 CN8 Power LED C3 Floppy drive CN9 interface IDE interface LED C4 Wake on LAN JP7 connector IR connector C5 SB-link connector JP8 Green PC connector C6 Green PC LED JP9/pins 1 & 12 Soft off power C7 Reset switch JP9/pins 3 & supply 4 Green PC LED C8 Speaker JP9/pins 5 - 8 CPU fan power C9 IDE interface LED JP9/pins 9 & 20 Parallel port CN1 Green PC connector JP9/pins 11 & 22 Serial port 1 CN2 Soft off power JP9/pins 15 & supply 16 Serial port 2 CN3 Power LED JP9/pins 17 - 19 USB connector 1 CN4 32-bit PCI slots PC1 – PC4 USER CONFIGURABLE SETTINGS Function Label Position ATX power control select soft J15 Open off ATX power control select soft J15 Closed off/full on Keyboard power on enabled JP1 Pins 1 & 2 closed Keyboard power on disabled JP1 Pins 2 & 3 closed DIMM CONFIGURATION Size Bank 0 Bank 1 Bank 2 8MB (1) 1M x 64 None None 16MB (1) 2M x 64 None None 16MB (1) 1M x 64 (1) 1M x 64 None 24MB (1) 2M x 64 (1) 1M x 64 None 24MB (1) 1M x 64 (1) 1M x 64 (1) 1M x 64 32MB (1) 4M x 64 None None 32MB (1) 2M x 64 (1) 1M x 64 (1) 1M x 64 32MB (1) 2M x 64 (1) 2M x 64 None DIMM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 40MB (1) 4M x 64 (1) 1M x 64 None 40MB (1) 2M x 64 (1) 2M x 64 (1) 1M x 64 48MB (1) 4M x 64 (1) 1M x 64 (1) 1M x 64 48MB (1) 4M x 64 (1) 2M x 64 None 48MB (1) 2M x 64 (1) 2M x 64 (1) 2M x 64 56MB (1) 4M x 64 (1) 2M x 64 (1) 1M x 64 64MB (1) 8M x 64 None None 64MB (1) 4M x 64 (1) 2M x 64 (1) 2M x 64 64MB (1) 4M x 64 (1) 4M x 64 None 72MB (1) 8M x 64 (1) 1M x 64 None 72MB (1) 4M x 64 (1) 4M x 64 (1) 1M x 64 80MB (1) 8M x 64 (1) 1M x 64 (1) 1M x 64 80MB (1) 8M x 64 (1) 2M x 64 None 80MB (1) 4M x 64 (1) 4M x 64 (1) 2M x 64 88MB (1) 8M x 64 (1) 2M x 64 (1) 1M x 64 96MB (1) 8M x 64 (1) 2M x 64 (1) 2M x 64 96MB (1) 8M x 64 (1) 4M x 64 None 96MB (1) 4M x 64 (1) 4M x 64 (1) 4M x 64 104MB (1) 8M x 64 (1) 4M x 64 (1) 1M x 64 112MB (1) 8M x 64 (1) 4M x 64 (1) 2M x 64 128MB (1) 16M x 64 None None 128MB (1) 8M x 64 (1) 4M x 64 (1) 4M x 64 128MB (1) 8M x 64 (1) 8M x 64 None 136MB (1) 16M x 64 (1) 1M x 64 None 136MB (1) 8M x 64 (1) 8M x 64 (1) 1M x 64 144MB (1) 16M x 64 (1) 1M x 64 (1) 1M x 64 144MB (1) 16M x 64 (1) 2M x 64 None 144MB (1) 8M x 64 (1) 8M x 64 (1) 2M x 64 152MB (1) 16M x 64 (1) 2M x 64 (1) 1M x 64 160MB (1) 16M x 64 (1) 2M x 64 (1) 2M x 64 160MB (1) 16M x 64 (1) 4M x 64 None 160MB (1) 8M x 64 (1) 8M x 64 (1) 4M x 64 168MB (1) 16M x 64 (1) 4M x 64 (1) 1M x 64 176MB (1) 16M x 64 (1) 4M x 64 (1) 2M x 64 DIMM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 192MB (1) 16M x 64 (1) 4M x 64 (1) 4M x 64 192MB (1) 16M x 64 (1) 8M x 64 None 224MB (1) 16M x 64 (1) 8M x 64 (1) 4M x 64 256MB (1) 32M x 64 None None 256MB (1) 16M x 64 (1) 8M x 64 (1) 8M x 64 264MB (1) 32M x 64 (1) 1M x 64 None 272MB (1) 32M x 64 (1) 1M x 64 (1) 1M x 64 272MB (1) 32M x 64 (1) 2M x 64 None 288MB (1) 32M x 64 (1) 2M x 64 (1) 2M x 64 288MB (1) 32M x 64 (1) 4M x 64 None 320MB (1) 32M x 64 (1) 4M x 64 (1) 4M x 64 320MB (1) 32M x 64 (1) 8M x 64 None 384MB (1) 32M x 64 (1) 8M x 64 (1) 8M x 64 384MB (1) 16M x 64 (1) 16M x 64 (1) 16M x 64 384MB (1) 16M x 64 (1) 16M x 64 (1) 16M x 64 512MB (1) 32M x 64 (1) 16M x 64 (1) 16M x 64 512MB (1) 32M x 64 (1) 32M x 64 None 768MB (1) 32M x 64 (1) 32M x 64 (1) 32M x 64 Note: Board accepts SDRAM memory. CACHE CONFIGURATION Note: 256KB/512KB cache is located on the Pentium II CPU. CPU SPEED SELECTION CPU Clock Multiplier SW1/1 SW1/2 SW1/3 SW1/4 speed speed 233MHz 66MHz 3.5x On Off Off On 266MHz 66MHz 4x On Off Off On 300MHz 66MHz 4.5x On Off Off On 333MHz 66MHz 5x On Off Off On 366MHz 66MHz 5.5x On Off Off On 300MHz 100MHz 3x Off Off Off Off 350MHz 100MHz 3.5x Off Off Off Off 400MHz 100MHz 4x Off Off Off Off 450MHz 100MHz 4.5x Off Off Off Off 500MHz 100MHz 5x Off Off Off Off 550MHz 100MHz 5.5x Off Off Off Off CPU SPEED SELECTION (CON’T) CPU Clock Multiplier SW2/1 SW2/2 SW2/3 SW2/4 speed speed 233MHz 66MHz 3.5x Off Off On On 266MHz 66MHz 4x On On Off On 300MHz 66MHz 4.5x Off On Off On 333MHz 66MHz 5x On Off Off On 366MHz 66MHz 5.5x Off Off Off On 300MHz 100MHz 3x On Off On On 350MHz 100MHz 3.5x Off Off On On 400MHz 100MHz 4x On On Off On 450MHz 100MHz 4.5x Off On Off On 500MHz 100MHz 5x On Off Off On 550MHz 100MHz 5.5x Off Off Off On MAINBOARD BUS SPEED SELECTION Speed JP10 100MHz turbo & other frequencies Pins 1 & 2 closed 100MHz Pins 2 & 3 closed