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# GIGA-BYTE TECHNOLOGY CO., LTD.
GA-586TX
Processor CX M1/CX M2/IBM M1/IBM M2/AM K5/AM K6/Pentium
Processor Speed 90/100/120/133/150/166/180/200/233MHz
Chip Set Intel
Video Chip Set None
Maximum Onboard 256MB (EDO supported)
Memory
Maximum Video None
Memory
Cache 512KB
BIOS Award
Dimensions 330mm x 220mm
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
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| ATX power | ATX | Chassis fan | C11 |
| connector | | power | |
|-------------------+----------+------------------+----------|
| IR connector | C1 | Serial port 1 | CN1 |
|-------------------+----------+------------------+----------|
| Power LED & | C2 | Serial port 2 | CN2 |
| keylock | | | |
|-------------------+----------+------------------+----------|
| Speaker | C3 | Parallel port | CN3 |
|-------------------+----------+------------------+----------|
| Turbo LED | C4 | Floppy drive | CN4 |
| | | interface | |
|-------------------+----------+------------------+----------|
| Turbo switch | C5 | PS/2 mouse | J2 |
| | | interface | |
|-------------------+----------+------------------+----------|
| Reset switch | C6 | IDE interface 1 | J3 |
|-------------------+----------+------------------+----------|
| Green PC LED | C7 | IDE interface 2 | J4 |
|-------------------+----------+------------------+----------|
| Green PC | C8 | USB connector | JP1 |
| connector | | | |
|-------------------+----------+------------------+----------|
| IDE interface LED | C9 | USB connector | JP2 |
|-------------------+----------+------------------+----------|
| Soft off power | C10 | 32-bit PCI slots | PC1 – |
| supply | | | PC4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM/DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|------+-------------+-------------+------------+------------|
| 8MB | (2) 1M x 36 | None | None | None |
|------+-------------+-------------+------------+------------|
| 8MB | None | None | (1) 1M x | None |
| | | | 64 | |
|------+-------------+-------------+------------+------------|
| 16MB | (2) 2M x 36 | None | None | None |
|------+-------------+-------------+------------+------------|
| 16MB | None | None | (1) 2M x | None |
| | | | 64 | |
|------+-------------+-------------+------------+------------|
| 16MB | None | None | (1) 1M x | (1) 1M x |
| | | | 64 | 64 |
|------+-------------+-------------+------------+------------|
| 16MB | (2) 1M x 36 | (2) 1M x 36 | None | None |
|------+-------------+-------------+------------+------------|
| 16MB | (2) 1M x 36 | None | (1) 1M x | None |
| | | | 64 | |
|------+-------------+-------------+------------+------------|
| 24MB | (2) 1M x 36 | None | (1) 2M x | None |
| | | | 64 | |
|------+-------------+-------------+------------+------------|
| 24MB | (2) 2M x 36 | None | (1) 1M x | None |
| | | | 64 | |
|------+-------------+-------------+------------+------------|
| 24MB | (2) 1M x 36 | (2) 2M x 36 | None | None |
|------+-------------+-------------+------------+------------|
| 24MB | None | None | (1) 1M x | (1) 2M x |
| | | | 64 | 64 |
|------+-------------+-------------+------------+------------|
| 24MB | (2) 1M x 36 | None | (1) 1M x | (1) 1M x |
| | | | 64 | 64 |
|------+-------------+-------------+------------+------------|
| 32MB | None | None | (1) 2M x | (1) 2M x |
| | | | 64 | 64 |
|------+-------------+-------------+------------+------------|
| 32MB | (2) 1M x 36 | None | (1) 1M x | (1) 2M x |
| | | | 64 | 64 |
|------+-------------+-------------+------------+------------|
| 32MB | (2) 2M x 36 | None | (1) 1M x | (1) 1M x |
| | | | 64 | 64 |
|------+-------------+-------------+------------+------------|
| 32MB | (2) 4M x 36 | None | None | None |
|------+-------------+-------------+------------+------------|
| 32MB | None | None | (1) 4M x | None |
| | | | 64 | |
|------+-------------+-------------+------------+------------|
| 32MB | (2) 2M x 36 | (2) 2M x 36 | None | None |
|------+-------------+-------------+------------+------------|
| 32MB | (2) 2M x 36 | None | (1) 2M x | None |
| | | | 64 | |
|------+-------------+-------------+------------+------------|
| 40MB | (2) 1M x 36 | None | (1) 4M x | None |
| | | | 64 | |
|------+-------------+-------------+------------+------------|
| 40MB | (2) 1M x 36 | (2) 4M x 36 | None | None |
|------+-------------+-------------+------------+------------|
| 40MB | (2) 1M x 36 | None | (1) 2M x | (1) 2M x |
| | | | 64 | 64 |
|------+-------------+-------------+------------+------------|
| 40MB | (2) 2M x 36 | None | (1) 1M x | (1) 2M x |
| | | | 64 | 64 |
|------+-------------+-------------+------------+------------|
| 40MB | None | None | (1) 1M x | (1) 4M x |
| | | | 64 | 64 |
|------+-------------+-------------+------------+------------|
| 40MB | (2) 4M x 36 | None | (1) 1M x | None |
| | | | 64 | |
|------+-------------+-------------+------------+------------|
| 48MB | None | None | (1) 2M x | (1) 4M x |
| | | | 64 | 64 |
|------+-------------+-------------+------------+------------|
| 48MB | (2) 1M x 36 | None | (1) 1M x | (1) 4M x |
| | | | 64 | 64 |
|------+-------------+-------------+------------+------------|
| 48MB | (2) 2M x 36 | None | (1) 2M x | (1) 2M x |
| | | | 64 | 64 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM/DRAM CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|-------+-------------+------------+------------+------------|
| 48MB | (2) 4M x 36 | None | (1) 1M x | (1) 1M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 48MB | (2) 2M x 36 | (2) 4M x | None | None |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 48MB | (2) 2M x 36 | None | (1) 4M x | None |
| | | | 64 | |
|-------+-------------+------------+------------+------------|
| 48MB | (2) 4M x 36 | None | (1) 2M x | None |
| | | | 64 | |
|-------+-------------+------------+------------+------------|
| 56MB | (2) 1M x 36 | None | (1) 2M x | (1) 4M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 56MB | (2) 2M x 36 | None | (1) 1M x | (1) 4M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 56MB | (2) 4M x 36 | None | (1) 1M x | (1) 2M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 64MB | None | None | (1) 4M x | (1) 4M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 64MB | (2) 2M x 36 | None | (1) 2M x | (1) 4M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 64MB | (2) 4M x 36 | None | (1) 2M x | (1) 2M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 64MB | (2) 8M x 36 | None | None | None |
|-------+-------------+------------+------------+------------|
| 64MB | None | None | (1) 8M x | None |
| | | | 64 | |
|-------+-------------+------------+------------+------------|
| 64MB | (2) 4M x 36 | (2) 4M x | None | None |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 64MB | (2) 4M x 36 | None | (1) 4M x | None |
| | | | 64 | |
|-------+-------------+------------+------------+------------|
| 72MB | (2) 1M x 36 | (2) 8M x | None | None |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 72MB | (2) 8M x 36 | None | (1) 1M x | None |
| | | | 64 | |
|-------+-------------+------------+------------+------------|
| 72MB | (2) 1M x 36 | None | (1) 4M x | (1) 4M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 72MB | (2) 4M x 36 | None | (1) 1M x | (1) 4M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 72MB | None | None | (1) 1M x | (1) 8M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 80MB | None | None | (1) 2M x | (1) 8M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 80MB | (2) 2M x 36 | None | (1) 4M x | (1) 4M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 80MB | (2) 4M x 36 | None | (1) 2M x | (1) 4M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 80MB | (2) 8M x 36 | None | (1) 1M x | (1) 1M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 80MB | (2) 2M x 36 | (2) 8M x | None | None |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 80MB | (2) 8M x 36 | None | (1) 2M x | None |
| | | | 64 | |
|-------+-------------+------------+------------+------------|
| 88MB | (2) 8M x 36 | None | (1) 1M x | (1) 2M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 96MB | None | None | (1) 4M x | (1) 8M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 96MB | (2) 4M x 36 | None | (1) 4M x | (1) 4M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 96MB | (2) 8M x 36 | None | (1) 2M x | (1) 2M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 96MB | (2) 4M x 36 | (2) 8M x | None | None |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 96MB | (2) 8M x 36 | None | (1) 4M x | None |
| | | | 64 | |
|-------+-------------+------------+------------+------------|
| 104MB | (2) 8M x 36 | None | (1) 1M x | (1) 4M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 112MB | (2) 8M x 36 | None | (1) 2M x | (1) 4M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 128MB | (2) 16M x | None | None | None |
| | 36 | | | |
|-------+-------------+------------+------------+------------|
| 128MB | (2) 8M x 36 | (2) 8M x | None | None |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 128MB | (2) 8M x 36 | None | (1) 4M x | (1) 4M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 128MB | None | None | (1) 8M x | (1) 8M x |
| | | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 136MB | (2) 16M x | None | (1) 1M x | None |
| | 36 | | 64 | |
|-------+-------------+------------+------------+------------|
| 136MB | (2) 1M x 36 | (2) 16M x | None | None |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 144MB | (2) 2M x 36 | (2) 16M x | None | None |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 144MB | (2) 16M x | None | (1) 2M x | None |
| | 36 | | 64 | |
|-------+-------------+------------+------------+------------|
| 144MB | (2) 16M x | None | (1) 1M x | (1) 1M x |
| | 36 | | 64 | 64 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM/DRAM CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|-------+-------------+------------+------------+------------|
| 152MB | (2) 16M x | None | (1) 1M x | (1) 2M x |
| | 36 | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 160MB | (2) 16M x | None | (1) 2M x | (1) 2M x |
| | 36 | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 160MB | (2) 4M x 36 | (2) 16M x | None | None |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 160MB | (2) 16M x | None | (1) 4M x | None |
| | 36 | | 64 | |
|-------+-------------+------------+------------+------------|
| 168MB | (2) 16M x | None | (1) 1M x | (1) 4M x |
| | 36 | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 176MB | (2) 16M x | None | (1) 2M x | (1) 4M x |
| | 36 | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 192MB | (2) 16M x | None | (1) 4M x | (1) 4M x |
| | 36 | | 64 | 64 |
|-------+-------------+------------+------------+------------|
| 192MB | (2) 16M x | (2) 8M x | None | None |
| | 36 | 36 | | |
|-------+-------------+------------+------------+------------|
| 256MB | (2) 8M x 36 | (2) 8M x | None | None |
| | | 36 | | |
|------------------------------------------------------------|
| Note: Board accepts EDO memory. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Note: Board is factory installed with 512KB cache. The |
| location is unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX M1) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW1/1 |SW1/2 |SW1/3 |SW1/8 |
|---------+-----------+----------+------+------+------+------|
| 120MHz | 50MHz | 2x | On | On | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 133MHz | 55MHz | 2x | Off | On | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 150MHz | 60MHz | 2x | On | On | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2x | Off | On | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (IBM M1) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW1/1 |SW1/2 |SW1/3 |SW1/8 |
|---------+-----------+----------+------+------+------+------|
| 120MHz | 50MHz | 2x | On | On | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 133MHz | 55MHz | 2x | Off | On | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 150MHz | 60MHz | 2x | On | On | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2x | Off | On | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CX M2) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW1/1 |SW1/2 |SW1/3 |SW1/8 |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2.5x | Off | On | On | Off |
|---------+-----------+----------+------+------+------+------|
| 180MHz | 60MHz | 3x | On | Off | On | Off |
|---------+-----------+----------+------+------+------+------|
| 200MHz | 66MHz | 3x | Off | Off | On | Off |
|---------+-----------+----------+------+------+------+------|
| 233MHz | 66MHz | 3.5x | Off | Off | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (IBM M2) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW1/1 |SW1/2 |SW1/3 |SW1/8 |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2.5x | Off | On | On | Off |
|---------+-----------+----------+------+------+------+------|
| 180MHz | 60MHz | 3x | On | Off | On | Off |
|---------+-----------+----------+------+------+------+------|
| 200MHz | 66MHz | 3x | Off | Off | On | Off |
|---------+-----------+----------+------+------+------+------|
| 233MHz | 66MHz | 3.5x | Off | Off | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K5) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW1/1 |SW1/2 |SW1/3 |SW1/8 |
|---------+-----------+----------+------+------+------+------|
| 133MHz | 66MHz | 2x | Off | On | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2.5x | Off | On | On | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K6) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW1/1 |SW1/2 |SW1/3 |SW1/8 |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2.5x | Off | On | On | Off |
|---------+-----------+----------+------+------+------+------|
| 180MHz | 60MHz | 3x | On | Off | On | Off |
|---------+-----------+----------+------+------+------+------|
| 200MHz | 66MHz | 3x | Off | Off | On | Off |
|---------+-----------+----------+------+------+------+------|
| 233MHz | 66MHz | 3.5x | Off | Off | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW1/1 |SW1/2 |SW1/3 |SW1/8 |
|---------+-----------+----------+------+------+------+------|
| 90MHz | 60MHz | 1.5x | On | Off | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 100MHz | 66MHz | 1.5x | Off | Off | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 120MHz | 60MHz | 2x | On | On | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 133MHz | 66MHz | 2x | Off | On | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 150MHz | 60MHz | 2.5x | On | On | On | Off |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2.5x | Off | On | On | Off |
|---------+-----------+----------+------+------+------+------|
| 180MHz | 60MHz | 3x | On | Off | On | Off |
|---------+-----------+----------+------+------+------+------|
| 200MHz | 66MHz | 3x | Off | Off | On | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION |
|------------------------------------------------------------|
| Voltage | SW1/4 | SW1/5 | SW1/6 | SW1/7 |
|------------+-----------+-----------+-----------+-----------|
| 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 |
+------------------------------------------------------------+