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 Memory  | 
 768MB (SDRAM supported)  | 
| 
 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  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 AGP slot  | 
 AGP  | 
 Wake on LAN connector  | 
 JP8  | 
| 
 ATX power connector  | 
 ATX  | 
 Green PC LED  | 
 JP9/pins 1 & 10  | 
| 
 CPU fan power  | 
 C2  | 
 Reset switch  | 
 JP9/pins 2 & 3  | 
| 
 IDE interface 1  | 
 CN1  | 
 Speaker  | 
 JP9/pins 4 - 7  | 
| 
 Floppy drive interface  | 
 CN2  | 
 IDE interface LED  | 
 JP9/pins 8 & 17  | 
| 
 IDE interface 2  | 
 CN3  | 
 Green PC connector  | 
 JP9/pins 9 & 18  | 
| 
 USB connector 1  | 
 CN4  | 
 Soft off power supply  | 
 JP9/pins 12 & 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 speed  | 
 Clock speed  | 
 Multiplier  | 
 JP4  | 
 S1/1  | 
 S1/2  | 
 S1/3  | 
 S1/8  | 
| 
 200MHz  | 
 75MHz  | 
 2x  | 
 1 & 2  | 
 Off  | 
 On  | 
 Off  | 
 Off  | 
| 
 Note: Pins designated should be in the closed position.  | |||||||
| 
 CPU SPEED SELECTION (IBM 6X86)  | |||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 JP4  | 
 S1/1  | 
 S1/2  | 
 S1/3  | 
 S1/8  | 
| 
 200MHz  | 
 75MHz  | 
 2x  | 
 1 & 2  | 
 Off  | 
 On  | 
 Off  | 
 Off  | 
| 
 Note: Pins designated should be in the closed position.  | |||||||
| 
 CPU SPEED SELECTION (CX 6X86L)  | |||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 JP4  | 
 S1/1  | 
 S1/2  | 
 S1/3  | 
 S1/8  | 
| 
 166MHz  | 
 66MHz  | 
 2x  | 
 2 & 3  | 
 Off  | 
 On  | 
 Off  | 
 Off  | 
| 
 Note: Pins designated should be in the closed position.  | |||||||
| 
 CPU SPEED SELECTION (IBM 6X86L)  | |||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 JP4  | 
 S1/1  | 
 S1/2  | 
 S1/3  | 
 S1/8  | 
| 
 166MHz  | 
 66MHz  | 
 2x  | 
 2 & 3  | 
 Off  | 
 On  | 
 Off  | 
 Off  | 
| 
 Note: Pins designated should be in the closed position.  | |||||||
| 
 CPU SPEED SELECTION (CX 6X86MX)  | |||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 JP4  | 
 S1/1  | 
 S1/2  | 
 S1/3  | 
 S1/8  | 
| 
 166MHz  | 
 66MHz  | 
 2x  | 
 2 & 3  | 
 Off  | 
 On  | 
 Off  | 
 Off  | 
| 
 200MHz  | 
 75MHz  | 
 2x  | 
 1 & 2  | 
 Off  | 
 On  | 
 Off  | 
 Off  | 
| 
 200MHz  | 
 66MHz  | 
 2.5x  | 
 2 & 3  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
| 
 233MHz  | 
 66MHz  | 
 3x  | 
 2 & 3  | 
 Off  | 
 Off  | 
 On  | 
 Off  | 
| 
 233MHz  | 
 75MHz  | 
 2.5x  | 
 1 & 2  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
| 
 233MHz  | 
 83MHz  | 
 2x  | 
 2 & 3  | 
 On  | 
 On  | 
 Off  | 
 Off  | 
| 
 266MHz  | 
 66MHz  | 
 3.5x  | 
 2 & 3  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
| 
 266MHz  | 
 75MHz  | 
 3x  | 
 1 & 2  | 
 Off  | 
 Off  | 
 On  | 
 Off  | 
| 
 266MHz  | 
 83MHz  | 
 2.5x  | 
 2 & 3  | 
 On  | 
 On  | 
 On  | 
 Off  | 
| 
 Note: Pins designated should be in the closed position.  | |||||||
| 
 CPU SPEED SELECTION (IBM 6X86MX)  | |||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 JP4  | 
 S1/1  | 
 S1/2  | 
 S1/3  | 
 S1/8  | 
| 
 166MHz  | 
 66MHz  | 
 2x  | 
 2 & 3  | 
 Off  | 
 On  | 
 Off  | 
 Off  | 
| 
 200MHz  | 
 75MHz  | 
 2x  | 
 1 & 2  | 
 Off  | 
 On  | 
 Off  | 
 Off  | 
| 
 200MHz  | 
 66MHz  | 
 2.5x  | 
 2 & 3  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
| 
 233MHz  | 
 66MHz  | 
 3x  | 
 2 & 3  | 
 Off  | 
 Off  | 
 On  | 
 Off  | 
| 
 233MHz  | 
 75MHz  | 
 2.5x  | 
 1 & 2  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
| 
 233MHz  | 
 83MHz  | 
 2x  | 
 2 & 3  | 
 On  | 
 On  | 
 Off  | 
 Off  | 
| 
 266MHz  | 
 66MHz  | 
 3.5x  | 
 2 & 3  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
| 
 266MHz  | 
 75MHz  | 
 3x  | 
 1 & 2  | 
 Off  | 
 Off  | 
 On  | 
 Off  | 
| 
 266MHz  | 
 83MHz  | 
 2.5x  | 
 2 & 3  | 
 On  | 
 On  | 
 On  | 
 Off  | 
| 
 Note: Pins designated should be in the closed position.  | |||||||
| 
 CPU SPEED SELECTION (CX M II)  | |||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 JP4  | 
 S1/1  | 
 S1/2  | 
 S1/3  | 
 S1/8  | 
| 
 300MHz  | 
 66MHz  | 
 3.5x  | 
 1 & 2  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
| 
 Note: Pins designated should be in the closed position.  | |||||||
| 
 CPU SPEED SELECTION (IDT C6)  | |||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 JP4  | 
 S1/1  | 
 S1/2  | 
 S1/3  | 
 S1/8  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 2 & 3  | 
 Off  | 
 Off  | 
 On  | 
 Off  | 
| 
 225MHz  | 
 75MHz  | 
 3x  | 
 1 & 2  | 
 Off  | 
 Off  | 
 On  | 
 Off  | 
| 
 266MHz  | 
 66MHz  | 
 4x  | 
 2 & 3  | 
 Off  | 
 On  | 
 Off  | 
 On  | 
| 
 Note: Pins designated should be in the closed position.  | |||||||
| 
 CPU SPEED SELECTION (AM K5)  | |||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 JP4  | 
 S1/1  | 
 S1/2  | 
 S1/3  | 
 S1/8  | 
| 
 133MHz  | 
 66MHz  | 
 2x  | 
 2 & 3  | 
 Off  | 
 On  | 
 Off  | 
 Off  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 2 & 3  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
| 
 Note: Pins designated should be in the closed position.  | |||||||
| 
 CPU SPEED SELECTION (AM K6)  | |||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 JP4  | 
 S1/1  | 
 S1/2  | 
 S1/3  | 
 S1/8  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 2 & 3  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 2 & 3  | 
 Off  | 
 Off  | 
 On  | 
 Off  | 
| 
 233MHz  | 
 66MHz  | 
 3.5x  | 
 2 & 3  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
| 
 266MHz  | 
 66MHz  | 
 4x  | 
 2 & 3  | 
 Off  | 
 On  | 
 Off  | 
 On  | 
| 
 266MHz  | 
 100MHz  | 
 2.5x  | 
 1 & 2  | 
 On  | 
 On  | 
 On  | 
 Off  | 
| 
 300MHz  | 
 66MHz  | 
 4.5x  | 
 2 & 3  | 
 Off  | 
 On  | 
 On  | 
 On  | 
| 
 300MHz  | 
 100MHz  | 
 3x  | 
 1 & 2  | 
 On  | 
 Off  | 
 On  | 
 Off  | 
| 
 Note: Pins designated should be in the closed position.  | |||||||
| 
 CPU SPEED SELECTION (INTEL)  | |||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 JP4  | 
 S1/1  | 
 S1/2  | 
 S1/3  | 
 S1/8  | 
| 
 100MHz  | 
 66MHz  | 
 1.5x  | 
 2 & 3  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
| 
 133MHz  | 
 66MHz  | 
 2x  | 
 2 & 3  | 
 Off  | 
 On  | 
 Off  | 
 Off  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 2 & 3  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 2 & 3  | 
 Off  | 
 Off  | 
 On  | 
 Off  | 
| 
 Note: Pins designated should be in the closed position.  | |||||||
| 
 CPU SPEED SELECTION (INTEL MMX)  | |||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 JP4  | 
 S1/1  | 
 S1/2  | 
 S1/3  | 
 S1/8  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 2 & 3  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 2 & 3  | 
 Off  | 
 Off  | 
 On  | 
 Off  | 
| 
 233MHz  | 
 66MHz  | 
 3.5x  | 
 2 & 3  | 
 Off  | 
 Off  | 
 Off  | 
 Off  | 
| 
 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  |