GIGA-BYTE TECHNOLOGY CO., LTD. GA-5AX (REV. 1.0) Device Type Mainboard Processor CX 6X86/IBM 6X86/CX 6X86L/IBM 6X86L/CX 686MX/IBM 6X86MX/ CX M2/IDT C6/AM K5/AM K6/Pentium/Pentium MMX Processor Speed 100/120/133/150/166/200/233MHz Chip Set ALI Aladdin V Video Chip Set None Maximum Onboard 768MB (SDRAM supported) Memory Maximum Video Memory None Cache 512KB BIOS Award Dimensions 305mm x 170mm 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), USB connectors (2), ATX power connector, AGP slot, wake on LAN connector [Image] CONNECTIONS Purpose Location Purpose Location AGP slot AGP Wake on LAN JP8 connector ATX power ATX Green PC LED JP9/pins 1 & connector 10 CPU fan power C2 Reset switch JP9/pins 2 & 3 IDE interface 1 CN1 Speaker JP9/pins 4 - 7 Floppy drive CN2 IDE interface LED JP9/pins 8 & interface 17 IDE interface 2 CN3 Green PC connector JP9/pins 9 & 18 USB connector 1 CN4 Soft off power JP9/pins 12 & supply 13 USB connector 2 CN4A Power LED JP9/pins 14 - 16 Serial port 2 CN5 PS/2 mouse port JP11 Serial port 1 CN6 32-bit PCI slots PC1 – PC4 Parallel port CN7 USER CONFIGURABLE SETTINGS Function Label Position Keyboard power on enabled JP10 Pins 1 & 2 closed Keyboard power on disabled JP10 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 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 DIMM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 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 192MB (1) 16M x 64 (1) 4M x 64 (1) 4M x 64 192MB (1) 16M x 64 (1) 8M x 64 None 192MB (1) 8M x 64 (1) 8M x 64 (1) 8M x 64 200MB (1) 16M x 64 (1) 8M x 64 (1) 1M x 64 208MB (1) 16M x 64 (1) 8M x 64 (1) 2M x 64 224MB (1) 16M x 64 (1) 8M x 64 (1) 4M x 64 256MB (1) 32M x 64 None None DIMM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 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) 32M x 64 (1) 16M x 64 None 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 Size Bank 0 512KB (1) 64K x 64 CPU SPEED SELECTION (CX 6X86) CPU Clock Multiplier JP4 S1/1 S1/2 S1/3 S1/8 speed speed 200MHz 75MHz 2x 1 & Off On Off Off 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (IBM 6X86) CPU Clock Multiplier JP4 S1/1 S1/2 S1/3 S1/8 speed speed 200MHz 75MHz 2x 1 & Off On Off Off 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX 6X86L) CPU Clock Multiplier JP4 S1/1 S1/2 S1/3 S1/8 speed speed 166MHz 66MHz 2x 2 & Off On Off Off 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (IBM 6X86L) CPU Clock Multiplier JP4 S1/1 S1/2 S1/3 S1/8 speed speed 166MHz 66MHz 2x 2 & Off On Off Off 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX 6X86MX) CPU Clock Multiplier JP4 S1/1 S1/2 S1/3 S1/8 speed speed 166MHz 66MHz 2x 2 & Off On Off Off 3 200MHz 75MHz 2x 1 & Off On Off Off 2 200MHz 66MHz 2.5x 2 & Off On On Off 3 233MHz 66MHz 3x 2 & Off Off On Off 3 233MHz 75MHz 2.5x 1 & Off On On Off 2 233MHz 83MHz 2x 2 & On On Off Off 3 266MHz 66MHz 3.5x 2 & Off Off Off Off 3 266MHz 75MHz 3x 1 & Off Off On Off 2 266MHz 83MHz 2.5x 2 & On On On Off 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (IBM 6X86MX) CPU Clock Multiplier JP4 S1/1 S1/2 S1/3 S1/8 speed speed 166MHz 66MHz 2x 2 & Off On Off Off 3 200MHz 75MHz 2x 1 & Off On Off Off 2 200MHz 66MHz 2.5x 2 & Off On On Off 3 233MHz 66MHz 3x 2 & Off Off On Off 3 233MHz 75MHz 2.5x 1 & Off On On Off 2 233MHz 83MHz 2x 2 & On On Off Off 3 266MHz 66MHz 3.5x 2 & Off Off Off Off 3 266MHz 75MHz 3x 1 & Off Off On Off 2 266MHz 83MHz 2.5x 2 & On On On Off 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX M II) CPU Clock Multiplier JP4 S1/1 S1/2 S1/3 S1/8 speed speed 300MHz 66MHz 3.5x 1 & Off Off Off Off 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (IDT C6) CPU Clock Multiplier JP4 S1/1 S1/2 S1/3 S1/8 speed speed 200MHz 66MHz 3x 2 & Off Off On Off 3 225MHz 75MHz 3x 1 & Off Off On Off 2 266MHz 66MHz 4x 2 & Off On Off On 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K5) CPU Clock Multiplier JP4 S1/1 S1/2 S1/3 S1/8 speed speed 133MHz 66MHz 2x 2 & Off On Off Off 3 166MHz 66MHz 2.5x 2 & Off On On Off 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K6) CPU Clock Multiplier JP4 S1/1 S1/2 S1/3 S1/8 speed speed 166MHz 66MHz 2.5x 2 & Off On On Off 3 200MHz 66MHz 3x 2 & Off Off On Off 3 233MHz 66MHz 3.5x 2 & Off Off Off Off 3 266MHz 66MHz 4x 2 & Off On Off On 3 266MHz 100MHz 2.5x 1 & On On On Off 2 300MHz 66MHz 4.5x 2 & Off On On On 3 300MHz 100MHz 3x 1 & On Off On Off 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL) CPU Clock Multiplier JP4 S1/1 S1/2 S1/3 S1/8 speed speed 100MHz 66MHz 1.5x 2 & Off Off Off Off 3 133MHz 66MHz 2x 2 & Off On Off Off 3 166MHz 66MHz 2.5x 2 & Off On On Off 3 200MHz 66MHz 3x 2 & Off Off On Off 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL MMX) CPU Clock Multiplier JP4 S1/1 S1/2 S1/3 S1/8 speed speed 166MHz 66MHz 2.5x 2 & Off On On Off 3 200MHz 66MHz 3x 2 & Off Off On Off 3 233MHz 66MHz 3.5x 2 & Off Off Off Off 3 Note: Pins designated should be in the closed position. CPU VOLTAGE SELECTION Voltage S1/4 S1/5 S1/6 S1/7 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