GIGA-BYTE TECHNOLOGY CO., LTD.
GA-686FX
Processor |
Pentium Pro |
Processor Speed |
150/166/180/200MHz |
Chip Set |
Unidentified |
Video Chip Set |
None |
Maximum Onboard Memory |
512MB |
Maximum Video Memory |
None |
Cache |
256/512KB (located on Pentium Pro CPU) |
BIOS |
Award |
Dimensions |
330mm x 218mm |
I/O Options |
32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connectors (2), ATX power connector |
NPU Options |
None |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
ATX power connector |
ATX |
Speaker |
J5 |
Parallel port |
CN1 |
PS/2 mouse interface |
JP2 |
Serial port 2 |
CN2 |
Chassis fan power |
JP3 |
Serial port 1 |
CN3 |
USB connector |
JP6 |
IDE interface 1 |
CN4 |
USB connector |
JP7 |
Floppy drive interface |
CN5 |
Soft off power supply |
JP10 |
IDE interface 2 |
CN6 |
Turbo switch |
JP11 |
IDE interface LED |
J1 |
Turbo LED |
JP12 |
Green PC connector |
J2 |
Power LED & keylock |
JP13 |
Green PC LED |
J3 |
32-bit PCI slots |
PC1 – PC4 |
Reset switch |
J4 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
» |
Factory configured - do not alter |
JP4 |
Unidentified |
DRAM CONFIGURATION | |||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
8MB |
(2) 1M x 36 |
None |
None |
16MB |
(2) 1M x 36 |
(2) 1M x 36 |
None |
16MB |
(2) 2M x 36 |
None |
None |
24MB |
(2) 1M x 36 |
(2) 1M x 36 |
(2) 1M x 36 |
24MB |
(2) 2M x 36 |
(2) 1M x 36 |
None |
32MB |
(2) 1M x 36 |
(2) 1M x 36 |
(2) 2M x 36 |
32MB |
(2) 2M x 36 |
(2) 2M x 36 |
None |
32MB |
(2) 4M x 36 |
None |
None |
40MB |
(2) 2M x 36 |
(2) 2M x 36 |
(2) 1M x 36 |
40MB |
(2) 4M x 36 |
(2) 1M x 36 |
None |
48MB |
(2) 2M x 36 |
(2) 2M x 36 |
(2) 2M x 36 |
48MB |
(2) 4M x 36 |
(2) 2M x 36 |
None |
56MB |
(2) 4M x 36 |
(2) 2M x 36 |
(2) 1M x 36 |
64MB |
(2) 4M x 36 |
(2) 2M x 36 |
(2) 2M x 36 |
64MB |
(2) 4M x 36 |
(2) 4M x 36 |
None |
64MB |
(2) 8M x 36 |
None |
None |
72MB |
(2) 8M x 36 |
(2) 1M x 36 |
None |
72MB |
(2) 4M x 36 |
(2) 4M x 36 |
(2) 1M x 36 |
80MB |
(2) 8M x 36 |
(2) 2M x 36 |
None |
80MB |
(2) 4M x 36 |
(2) 4M x 36 |
(2) 2M x 36 |
80MB |
(2) 8M x 36 |
(2) 1M x 36 |
(2) 1M x 36 |
88MB |
(2) 8M x 36 |
(2) 2M x 36 |
(2) 1M x 36 |
96MB |
(2) 8M x 36 |
(2) 2M x 36 |
(2) 2M x 36 |
DRAM CONFIGURATION (CON’T) | |||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
96MB |
(2) 8M x 36 |
(2) 4M x 36 |
None |
96MB |
(2) 4M x 36 |
(2) 4M x 36 |
(2) 4M x 36 |
104MB |
(2) 8M x 36 |
(2) 4M x 36 |
(2) 1M x 36 |
112MB |
(2) 8M x 36 |
(2) 4M x 36 |
(2) 2M x 36 |
128MB |
(2) 16M x 36 |
None |
None |
128MB |
(2) 8M x 36 |
(2) 8M x 36 |
None |
128MB |
(2) 8M x 36 |
(2) 4M x 36 |
(2) 4M x 36 |
136MB |
(2) 16M x 36 |
(2) 1M x 36 |
None |
136MB |
(2) 8M x 36 |
(2) 8M x 36 |
(2) 1M x 36 |
144MB |
(2) 16M x 36 |
(2) 1M x 36 |
(2) 1M x 36 |
144MB |
(2) 16M x 36 |
(2) 2M x 36 |
None |
144MB |
(2) 8M x 36 |
(2) 8M x 36 |
(2) 2M x 36 |
152MB |
(2) 16M x 36 |
(2) 2M x 36 |
(2) 1M x 36 |
160MB |
(2) 16M x 36 |
(2) 2M x 36 |
(2) 2M x 36 |
160MB |
(2) 16M x 36 |
(2) 4M x 36 |
None |
168MB |
(2) 16M x 36 |
(2) 4M x 36 |
(2) 1M x 36 |
176MB |
(2) 16M x 36 |
(2) 4M x 36 |
(2) 2M x 36 |
192MB |
(2) 16M x 36 |
(2) 4M x 36 |
(2) 4M x 36 |
192MB |
(2) 16M x 36 |
(2) 8M x 36 |
None |
200MB |
(2) 16M x 36 |
(2) 8M x 36 |
(2) 1M x 36 |
208MB |
(2) 16M x 36 |
(2) 8M x 36 |
(2) 2M x 36 |
224MB |
(2) 16M x 36 |
(2) 8M x 36 |
(2) 4M x 36 |
256MB |
(2) 16M x 36 |
(2) 8M x 36 |
(2) 8M x 36 |
256MB |
(2) 16M x 36 |
(2) 16M x 36 |
None |
256MB |
(2) 32M x 36 |
None |
None |
264MB |
(2) 16M x 36 |
(2) 16M x 36 |
(2) 1M x 36 |
264MB |
(2) 32M x 36 |
(2) 1M x 36 |
None |
272MB |
(2) 16M x 36 |
(2) 16M x 36 |
(2) 2M x 36 |
272MB |
(2) 32M x 36 |
(2) 2M x 36 |
None |
280MB |
(2) 32M x 36 |
(2) 2M x 36 |
(2) 1M x 36 |
288MB |
(2) 32M x 36 |
(2) 2M x 36 |
(2) 2M x 36 |
288MB |
(2) 32M x 36 |
(2) 4M x 36 |
None |
296MB |
(2) 32M x 36 |
(2) 4M x 36 |
(2) 1M x 36 |
304MB |
(2) 32M x 36 |
(2) 4M x 36 |
(2) 2M x 36 |
320MB |
(2) 32M x 36 |
(2) 4M x 36 |
(2) 4M x 36 |
320MB |
(2) 32M x 36 |
(2) 8M x 36 |
None |
328MB |
(2) 32M x 36 |
(2) 8M x 36 |
(2) 1M x 36 |
336MB |
(2) 32M x 36 |
(2) 8M x 36 |
(2) 2M x 36 |
352MB |
(2) 32M x 36 |
(2) 8M x 36 |
(2) 4M x 36 |
384MB |
(2) 32M x 36 |
(2) 8M x 36 |
(2) 8M x 36 |
DRAM CONFIGURATION (CON’T) | |||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
384MB |
(2) 32M x 36 |
(2) 16M x 36 |
None |
392MB |
(2) 32M x 36 |
(2) 16M x 36 |
(2) 1M x 36 |
400MB |
(2) 32M x 36 |
(2) 16M x 36 |
(2) 2M x 36 |
416MB |
(2) 32M x 36 |
(2) 16M x 36 |
(2) 4M x 36 |
448MB |
(2) 32M x 36 |
(2) 16M x 36 |
(2) 8M x 36 |
512MB |
(2) 32M x 36 |
(2) 16M x 36 |
(2) 16M x 36 |
512MB |
(2) 32M x 36 |
(2) 32M x 36 |
None |
CACHE CONFIGURATION |
Note: 256KB/512KB cache is located on the Pentium Pro CPU. |
CPU SPEED SELECTION | ||||
CPU speed |
S1/1 |
S1/2 |
S1/3 |
S1/4 |
150MHz |
On |
On |
Off |
Off |
166MHz |
Off |
On |
Off |
Off |
180MHz |
On |
Off |
On |
Off |
200MHz |
Off |
Off |
On |
Off |