GIGA-BYTE TECHNOLOGY CO., LTD.
GA-5AX (REV. 4.0)
Device Type |
Mainboard |
Processor |
CX 6X86MX/IBM 6X86MX/IBM MII/CX MII/AM K6/ AM K6-2/Pentium/Pentium MMX/IDT C6 |
Processor Speed |
133/166/200/233/266/300/333/350/400MHz |
Chip Set |
Unidentified |
Maximum Onboard Memory |
768MB |
Cache |
512KB |
BIOS |
Award |
Dimensions |
305mm x 244mm |
I/O Options (backplane) |
32-bit PCI slots (5), 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 |
CONNECTIONS |
|||
Purpose |
Location |
Purpose |
Location |
AGP slot |
AGP |
Green LED |
J9/pins 1 & 12 |
ATX power connector |
ATX |
Reset switch |
J9/pins 3 & 4 |
PS/2 mouse interface |
J1 |
Speaker |
J9/pins 5 - 8 |
USB connector 1 |
J2 |
IDE interface LED |
J9/pins 9 & 20 |
USB connector 2 |
J2A |
Green PC switch |
J9/pins 11 & 22 |
Serial port 2 |
J3 |
Soft off power switch |
J9/pins 15 & 16 |
Parallel port |
J4 |
Power LED |
J9/pins 17 - 19 |
Serial port 1 |
J5 |
CPU fan power |
JP1 |
IDE interface 2 |
J6 |
Wake on LAN connector |
JP5 |
IDE interface 1 |
J7 |
32-bit PCI slots |
PC1 - PC5 |
Floppy drive interface |
J8 |
|
|
USER CONFIGURABLE SETTINGS |
|||
Function |
Label |
Position |
|
» |
Keyboard power on disabled |
JP3 |
Pins 2 & 3 closed |
|
Keyboard power on enabled |
JP3 |
Pins 1 & 2 closed |
DIMM CONFIGURATION |
|||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
8MB |
(1) 1M x 64 |
None |
None |
16MB |
(1) 1M x 64 |
(1) 1M x 64 |
None |
16MB |
(1) 2M x 64 |
None |
None |
24MB |
(1) 1M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
24MB |
(1) 2M x 64 |
(1) 1M x 64 |
None |
32MB |
(1) 2M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
32MB |
(1) 2M x 64 |
(1) 2M x 64 |
None |
32MB |
(1) 4M x 64 |
None |
None |
40MB |
(1) 2M x 64 |
(1) 2M x 64 |
(1) 1M x 64 |
40MB |
(1) 4M x 64 |
(1) 1M x 64 |
None |
48MB |
(1) 2M x 64 |
(1) 2M x 64 |
(1) 2M 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 |
56MB |
(1) 4M x 64 |
(1) 2M x 64 |
(1) 1M x 64 |
64MB |
(1) 4M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
DIMM CONFIGURATION (CON'T) |
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Size |
Bank 0 |
Bank 1 |
Bank 2 |
64MB |
(1) 4M x 64 |
(1) 4M x 64 |
None |
64MB |
(1) 8M x 64 |
None |
None |
72MB |
(1) 4M x 64 |
(1) 4M x 64 |
(1) 1M x 64 |
72MB |
(1) 8M x 64 |
(1) 1M x 64 |
None |
80MB |
(1) 4M x 64 |
(1) 4M x 64 |
(1) 2M 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 |
88MB |
(1) 8M x 64 |
(1) 2M x 64 |
(1) 1M x 64 |
96MB |
(1) 4M x 64 |
(1) 4M x 64 |
(1) 4M 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 |
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) 8M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
128MB |
(1) 8M x 64 |
(1) 8M x 64 |
None |
128MB |
(1) 16M x 64 |
None |
None |
136MB |
(1) 8M x 64 |
(1) 8M x 64 |
(1) 1M x 64 |
136MB |
(1) 16M x 64 |
(1) 1M x 64 |
None |
144MB |
(1) 8M x 64 |
(1) 8M x 64 |
(1) 2M 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 |
152MB |
(1) 16M x 64 |
(1) 2M x 64 |
(1) 1M x 64 |
160MB |
(1) 8M x 64 |
(1) 8M x 64 |
(1) 4M 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 |
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) 8M x 64 |
(1) 8M x 64 |
(1) 8M 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 |
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) 16M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
256MB |
(1) 16M x 64 |
(1) 16M x 64 |
None |
256MB |
(1) 32M x 64 |
None |
None |
264MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 1M x 64 |
264MB |
(1) 32M x 64 |
(1) 1M x 64 |
None |
272MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 2M x 64 |
272MB |
(1) 32M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
272MB |
(1) 32M x 64 |
(1) 2M x 64 |
None |
280MB |
(1) 32M x 64 |
(1) 2M x 64 |
(1) 1M x 64 |
288MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 4M x 64 |
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) 16M x 64 |
(1) 16M x 64 |
(1) 8M x 64 |
384MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 16M x 64 |
DIMM CONFIGURATION (CON'T) |
|||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
296MB |
(1) 32M x 64 |
(1) 4M x 64 |
(1) 1M x 64 |
304MB |
(1) 32M x 64 |
(1) 4M x 64 |
(1) 2M x 64 |
320MB |
(1) 32M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
320MB |
(1) 32M x 64 |
(1) 8M x 64 |
None |
328MB |
(1) 32M x 64 |
(1) 8M x 64 |
(1) 1M x 64 |
336MB |
(1) 32M x 64 |
(1) 8M x 64 |
(1) 2M x 64 |
352MB |
(1) 32M x 64 |
(1) 8M x 64 |
(1) 4M x 64 |
384MB |
(1) 32M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
384MB |
(1) 32M x 64 |
(1) 16M x 64 |
None |
392MB |
(1) 32M x 64 |
(1) 16M x 64 |
(1) 1M x 64 |
400MB |
(1) 32M x 64 |
(1) 16M x 64 |
(1) 2M x 64 |
416MB |
(1) 32M x 64 |
(1) 16M x 64 |
(1) 4M x 64 |
448MB |
(1) 32M x 64 |
(1) 16M x 64 |
(1) 8M 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 |
520MB |
(1) 32M x 64 |
(1) 32M x 64 |
(1) 1M x 64 |
528MB |
(1) 32M x 64 |
(1) 32M x 64 |
(1) 2M x 64 |
544MB |
(1) 32M x 64 |
(1) 32M x 64 |
(1) 4M x 64 |
576MB |
(1) 32M x 64 |
(1) 32M x 64 |
(1) 8M x 64 |
640MB |
(1) 32M x 64 |
(1) 32M x 64 |
(1) 16M x 64 |
768MB |
(1) 32M x 64 |
(1) 32M x 64 |
(1) 32M x 64 |
CACHE CONFIGURATION |
|
Size |
Bank 0 |
0KB |
Uninstalled |
512KB |
(1) 64K x 64 |
Note: The location of Bank 0 is unidentified. |
CPU SPEED SELECTION (PENTIUM) |
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CPU speed |
Clock speed |
Multiplier |
SW1/1 |
SW1/2 |
SW1/3 |
133MHz |
66MHz |
2x |
On |
Off |
Off |
166MHz |
66MHz |
2.5x |
On |
On |
Off |
200MHz |
66MHz |
3x |
Off |
On |
Off |
CPU SPEED SELECTION (PENTIUM CON'T) |
||||||
CPU speed |
Clock speed |
Multiplier |
JP7 |
JP8 |
JP9 |
JP10 |
133MHz |
66MHz |
2x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
166MHz |
66MHz |
2.5x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
200MHz |
66MHz |
3x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
Note: Pins designated are in the closed position. |
CPU SPEED SELECTION (PENTIUM MMX) |
|||||
CPU speed |
Clock speed |
Multiplier |
SW1/1 |
SW1/2 |
SW1/3 |
166MHz |
66MHz |
2.5x |
On |
On |
Off |
200MHz |
66MHz |
3x |
Off |
On |
Off |
233MHz |
66MHz |
3.5x |
Off |
Off |
Off |
CPU SPEED SELECTION (PENTIUM MMX CON'T) |
||||||
CPU speed |
Clock speed |
Multiplier |
JP7 |
JP8 |
JP9 |
JP10 |
166MHz |
66MHz |
2.5x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
200MHz |
66MHz |
3x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
233MHz |
66MHz |
3.5x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
Note: Pins designated are in the closed position. |
CPU SPEED SELECTION (AM K6) |
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CPU speed |
Clock speed |
Multiplier |
SW1/1 |
SW1/2 |
SW1/3 |
166MHz |
66MHz |
2.5x |
On |
On |
Off |
200MHz |
66MHz |
3x |
Off |
On |
Off |
233MHz |
66MHz |
3.5x |
Off |
Off |
Off |
266MHz |
66MHz |
4x |
On |
Off |
On |
300MHz |
66MHz |
4.5x |
On |
On |
On |
300MHz |
100MHz |
3x |
Off |
On |
Off |
CPU SPEED SELECTION (AM K6 CON'T) |
||||||
CPU speed |
Clock speed |
Multiplier |
JP7 |
JP8 |
JP9 |
JP10 |
166MHz |
66MHz |
2.5x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
200MHz |
66MHz |
3x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
233MHz |
66MHz |
3.5x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
266MHz |
66MHz |
4x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
300MHz |
66MHz |
4.5x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
300MHz |
100MHz |
3x |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
Note: Pins designated are in the closed position. |
CPU SPEED SELECTION (AM K6 -2) |
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CPU speed |
Clock speed |
Multiplier |
SW1/1 |
SW1/2 |
SW1/3 |
266MHz |
66MHz |
4x |
On |
Off |
On |
300MHz |
100MHz |
4.5x |
Off |
On |
Off |
333MHz |
95MHz |
3.5x |
Off |
Off |
Off |
350MHz |
100MHz |
3.5x |
Off |
Off |
Off |
380MHz |
95MHz |
4x |
On |
Off |
On |
400MHz |
100MHz |
4x |
On |
Off |
On |
CPU SPEED SELECTION (AM K6 - 2 CON'T) |
||||||
CPU speed |
Clock speed |
Multiplier |
JP7 |
JP8 |
JP9 |
JP10 |
266MHz |
66MHz |
4x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
300MHz |
100MHz |
4.5x |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
333MHz |
95MHz |
3.5x |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
350MHz |
100MHz |
3.5x |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
380MHz |
95MHz |
4x |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
400MHz |
100MHz |
4x |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
Note: Pins designated are in the closed position. |
CPU SPEED SELECTION (CX 686MX/IBM 686MX) |
|||||
CPU speed |
Clock speed |
Multiplier |
SW1/1 |
SW1/2 |
SW1/3 |
166MHz |
66MHz |
2x |
On |
Off |
Off |
200MHz |
66MHz |
2.5x |
On |
On |
Off |
200MHz |
75MHz |
2x |
On |
Off |
Off |
233MHz |
66MHz |
3x |
Off |
On |
Off |
233MHz |
75MHz |
2.5x |
On |
On |
Off |
233MHz |
83MHz |
2x |
On |
Off |
Off |
266MHz |
66MHz |
3.5x |
Off |
Off |
Off |
266MHz |
75MHz |
3x |
Off |
On |
Off |
266MHz |
83MHz |
2.5x |
On |
On |
Off |
CPU SPEED SELECTION (CX 686MX/IBM 686MX CON'T) |
||||||
CPU speed |
Clock speed |
Multiplier |
JP7 |
JP8 |
JP9 |
JP10 |
166MHz |
66MHz |
2x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
200MHz |
66MHz |
2.5x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
200MHz |
75MHz |
2x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
233MHz |
66MHz |
3x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
233MHz |
75MHz |
2.5x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
233MHz |
83MHz |
2x |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
266MHz |
66MHz |
3.5x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
266MHz |
75MHz |
3x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
266MHz |
83MHz |
2.5x |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
Note: Pins designated are in the closed position. |
CPU SPEED SELECTION (CX MII) |
|||||
CPU speed |
Clock speed |
Multiplier |
SW1/1 |
SW1/2 |
SW1/3 |
300MHz |
66MHz |
3.5x |
Off |
Off |
Off |
333MHz |
75MHz |
3.5x |
Off |
Off |
Off |
333MHz |
83MHz |
3x |
Off |
On |
Off |
CPU SPEED SELECTION (CX MII CON'T) |
||||||
CPU speed |
Clock speed |
Multiplier |
JP7 |
JP8 |
JP9 |
JP10 |
300MHz |
66MHz |
3.5x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
333MHz |
75MHz |
3.5x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
333MHz |
83MHz |
3x |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
Note: Pins designated are in the closed position. |
CPU SPEED SELECTION (IBM MII) |
|||||
CPU speed |
Clock speed |
Multiplier |
SW1/1 |
SW1/2 |
SW1/3 |
300MHz |
66MHz |
3.5x |
Off |
Off |
Off |
333MHz |
75MHz |
3.5x |
Off |
Off |
Off |
333MHz |
83MHz |
3x |
Off |
On |
Off |
CPU SPEED SELECTION (IBM MII CON'T) |
||||||
CPU speed |
Clock speed |
Multiplier |
JP7 |
JP8 |
JP9 |
JP10 |
300MHz |
66MHz |
3.5x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
333MHz |
75MHz |
3.5x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
333MHz |
83MHz |
3x |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
Note: Pins designated are in the closed position. |
CPU SPEED SELECTION (IDT C6) |
|||||
CPU speed |
Clock speed |
Multiplier |
SW1/1 |
SW1/2 |
SW1/3 |
200MHz |
66MHz |
3x |
Off |
On |
Off |
225MHz |
75MHz |
3x |
Off |
On |
Off |
266MHz |
66MHz |
4x |
On |
Off |
On |
CPU SPEED SELECTION (IDT C6 CON'T) |
||||||
CPU speed |
Clock speed |
Multiplier |
JP7 |
JP8 |
JP9 |
JP10 |
200MHz |
66MHz |
3x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
225MHz |
75MHz |
3x |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
266MHz |
66MHz |
4x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
Note: Pins designated are in the closed position. |
CPU VOLTAGE SELECTION (SINGLE) |
|||||
Voltage |
SW1/4 |
SW1/5 |
SW1/6 |
SW1/7 |
SW1/8 |
3.4v |
Off |
On |
On |
On |
Off |
3.5v |
On |
On |
On |
On |
Off |
CPU VOLTAGE SELECTION (DUAL) |
|||||
Voltage |
SW1/4 |
SW1/5 |
SW1/6 |
SW1/7 |
SW1/8 |
1.3v |
Off |
Off |
Off |
Off |
On |
1.4v |
Off |
On |
Off |
Off |
On |
1.5v |
Off |
Off |
On |
Off |
On |
1.6v |
Off |
On |
On |
Off |
On |
1.7v |
Off |
Off |
Off |
On |
On |
1.8v |
Off |
On |
Off |
On |
On |
1.9v |
Off |
Off |
On |
On |
On |
2.0v |
Off |
On |
On |
On |
On |
2.1v |
On |
Off |
Off |
Off |
Off |
2.2v |
Off |
On |
Off |
Off |
Off |
2.3v |
On |
On |
Off |
Off |
Off |
2.4v |
Off |
Off |
On |
Off |
Off |
2.5v |
On |
Off |
On |
Off |
Off |
2.6v |
Off |
On |
On |
Off |
Off |
2.7v |
On |
On |
On |
Off |
Off |
2.8v |
Off |
Off |
Off |
On |
Off |
2.9v |
On |
Off |
Off |
On |
Off |
3.0v |
Off |
On |
Off |
On |
Off |
3.1v |
On |
On |
Off |
On |
Off |
3.2v |
Off |
Off |
On |
On |
Off |
3.3v |
On |
Off |
On |
On |
Off |