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# GIGA-BYTE TECHNOLOGY CO., LTD.
GA-586VX (REV. 1.1)
Processor CX M1/AM K5/Pentium
Processor Speed 75/90/100/120/120/133/150/166/180/200MHz
Chip Set Intel
Video Chip Set None
Maximum Onboard 128MB (EDO supported)
Memory
Maximum Video None
Memory
Cache 256/512KB
BIOS Award
Dimensions 280mm 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), cache slot, USB connector
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| IDE interface LED | C1 | IDE interface 1 | CN4 |
|-------------------+----------+------------------+----------|
| Green PC | C2 | PS/2 mouse | J2 |
| connector | | interface | |
|-------------------+----------+------------------+----------|
| Green PC LED | C3 | Serial port 2 | J3 |
|-------------------+----------+------------------+----------|
| Reset switch | C4 | Chassis fan | J6 |
| | | power | |
|-------------------+----------+------------------+----------|
| Turbo switch | C5 | Serial port 1 | J7 |
|-------------------+----------+------------------+----------|
| Turbo LED | C6 | Parallel port | J8 |
|-------------------+----------+------------------+----------|
| Speaker | C7 | Floppy drive | J9 |
| | | interface | |
|-------------------+----------+------------------+----------|
| Power LED & | C8 | 32-bit PCI slots | PC1 – |
| keylock | | | PC4 |
|-------------------+----------+------------------+----------|
| USB connector | CN1 | Cache slot | SL1 |
|-------------------+----------+------------------+----------|
| IDE interface 2 | CN3 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 8MB | (2) 1M x 36 | None |
|------------------+--------------------+--------------------|
| 16MB | (2) 2M x 36 | None |
|------------------+--------------------+--------------------|
| 16MB | (2) 1M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 24MB | (2) 2M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (2) 4M x 36 | None |
|------------------+--------------------+--------------------|
| 32MB | (2) 2M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 40MB | (2) 4M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 48MB | (2) 4M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 64MB | (2) 8M x 36 | None |
|------------------+--------------------+--------------------|
| 64MB | (2) 4M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 72MB | (2) 8M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 80MB | (2) 8M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 96MB | (2) 8M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 128MB | (2) 8M x 36 | (2) 8M x 36 |
|------------------------------------------------------------|
| Note: Board accepts EDO memory. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 2 | Bank 3 |
|------------------+--------------------+--------------------|
| 8MB | (1) 1M x 64 | None |
|------------------+--------------------+--------------------|
| 16MB | (1) 2M x 64 | None |
|------------------+--------------------+--------------------|
| 16MB | (1) 1M x 64 | (1) 1M x 64 |
|------------------+--------------------+--------------------|
| 24MB | (1) 2M x 64 | (1) 1M x 64 |
|------------------+--------------------+--------------------|
| 32MB | (1) 4M x 64 | None |
|------------------+--------------------+--------------------|
| 32MB | (1) 2M x 64 | (1) 2M x 64 |
|------------------+--------------------+--------------------|
| 40MB | (1) 4M x 64 | (1) 1M x 64 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIMM CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 48MB | (1) 4M x 64 | (1) 2M x 64 |
|------------------+--------------------+--------------------|
| 64MB | (1) 8M x 64 | None |
|------------------+--------------------+--------------------|
| 64MB | (1) 4M x 64 | (1) 4M x 64 |
|------------------+--------------------+--------------------|
| 72MB | (1) 8M x 64 | (1) 1M x 64 |
|------------------+--------------------+--------------------|
| 80MB | (1) 8M x 64 | (1) 2M x 64 |
|------------------+--------------------+--------------------|
| 96MB | (1) 8M x 64 | (1) 4M x 64 |
|------------------+--------------------+--------------------|
| 128MB | (1) 8M x 64 | (1) 8M x 64 |
|------------------------------------------------------------|
| Note: Do not install SIMMs and DIMMs at the same time. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM RESISTOR CONFIGURATION |
|------------------------------------------------------------|
| Type | RN1 | RN4 |
|--------------------+-------------------+-------------------|
| SIMMs installed | Not installed | Installed |
|--------------------+-------------------+-------------------|
| DIMMs installed | Installed | Not installed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | SL1 |
|--------------+--------------------+------------------------|
| 256KB | (2) 32K x 32 | Not installed |
|--------------+--------------------+------------------------|
| 512KB | (2) 32K x 32 | 256KB module installed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (CYRIX) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW1/1 |SW1/2 |SW1/3 |SW1/4 |
|---------+-----------+----------+------+------+------+------|
| 120MHz | 50MHz | 2x | On | Off | On | On |
|---------+-----------+----------+------+------+------+------|
| 133MHz | 55MHz | 2x | On | Off | On | Off |
|---------+-----------+----------+------+------+------+------|
| 150MHz | 60MHz | 2x | On | Off | Off | On |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2x | On | Off | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AMD) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW1/1 |SW1/2 |SW1/3 |SW1/4 |
|---------+-----------+----------+------+------+------+------|
| 75MHz | 50MHz | 1.5x | Off | Off | On | On |
|---------+-----------+----------+------+------+------+------|
| 90MHz | 60MHz | 1.5x | Off | Off | Off | On |
|---------+-----------+----------+------+------+------+------|
| 100MHz | 66MHz | 1.5x | Off | Off | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 120MHz | 60MHz | 1.5x | Off | Off | Off | On |
|---------+-----------+----------+------+------+------+------|
| 133MHz | 66MHz | 2x | Off | Off | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 150MHz | 60MHz | 2.5x | On | Off | Off | On |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2.5x | On | Off | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW1/1 |SW1/2 |SW1/3 |SW1/4 |
|---------+-----------+----------+------+------+------+------|
| 75MHz | 50MHz | 1.5x | Off | Off | On | On |
|---------+-----------+----------+------+------+------+------|
| 90MHz | 60MHz | 1.5x | Off | Off | Off | On |
|---------+-----------+----------+------+------+------+------|
| 100MHz | 66MHz | 1.5x | Off | Off | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 120MHz | 60MHz | 2x | On | Off | Off | On |
|---------+-----------+----------+------+------+------+------|
| 125MHz | 50MHz | 2.5x | On | On | On | On |
|---------+-----------+----------+------+------+------+------|
| 133MHz | 66MHz | 2x | On | Off | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 150MHz | 60MHz | 2.5x | On | On | Off | On |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2.5x | On | On | Off | Off |
|---------+-----------+----------+------+------+------+------|
| 180MHz | 60MHz | 3x | Off | On | Off | On |
|---------+-----------+----------+------+------+------+------|
| 200MHz | 66MHz | 3x | Off | On | Off | Off |
+------------------------------------------------------------+