FREE COMPUTER TECHNOLOGY, INC.
P5F83
Processor | CX 6X86/CX 6X86L/CX 6X86MX/IBM 6X86/IBM 6X86L/IBM 6X86MX AM K5/AM K6/Pentium |
Processor Speed | 75/90/100/120/133/150/166/200/233MHz |
Chip Set | Intel |
Video Chip Set | None |
Maximum Onboard Memory | 128MB (EDO supported) |
Maximum Video Memory | None |
Cache | 512KB |
BIOS | Award |
Dimensions | 254mm 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 connector |
NPU Options | None |

CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Green PC connector | C1 | Serial port 1 | CN3 |
Turbo LED | C2 | Parallel port | CN4 |
Reset switch | C3 | IDE interface 2 | CN5 |
IDE interface LED | C4 | IDE interface 1 | CN6 |
Power LED & keylock | C5 | PS/2 mouse interface | CN7 |
Speaker | C6 | IR connector | IR1 |
Floppy drive interface | CN1 | 32-bit PCI slots | PC1 – PC4 |
Serial port 2 | CN2 | USB connector | USB |
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
» | CMOS memory normal operation | JP1 | Open |
CMOS memory clear | JP1 | Pins 2 & 3 closed | |
SIMM/DIMM CONFIGURATION | |||
Size | Bank 0 | Bank 1 | Bank 2 |
8MB | (2) 1M x 36 | None | None |
8MB | None | (1) 1M x 64 | None |
16MB | (2) 2M x 36 | None | None |
16MB | None | (1) 1M x 64 | (1) 1M x 64 |
16MB | None | (1) 2M x 64 | None |
16MB | (2) 1M x 36 | None | (1) 1M x 64 |
24MB | None | (1) 1M x 64 | (1) 2M x 64 |
24MB | (2) 2M x 36 | None | (1) 1M x 64 |
32MB | (2) 4M x 36 | None | None |
32MB | None | (1) 2M x 64 | (1) 2M x 64 |
32MB | None | (1) 4M x 64 | None |
32MB | (2) 2M x 36 | None | (1) 2M x 64 |
40MB | None | (1) 1M x 64 | (1) 4M x 64 |
40MB | (2) 4M x 36 | None | (1) 1M x 64 |
48MB | None | (1) 4M x 64 | (1) 2M x 64 |
48MB | (2) 2M x 36 | None | (1) 4M x 64 |
64MB | (2) 8M x 36 | None | None |
64MB | None | (1) 4M x 64 | (1) 4M x 64 |
64MB | None | (1) 8M x 64 | None |
64MB | (2) 4M x 36 | None | (1) 4M x 64 |
72MB | None | (1) 1M x 64 | (1) 8M x 64 |
72MB | (2) 8M x 36 | None | (1) 1M x 64 |
80MB | None | (1) 8M x 64 | (1) 2M x 64 |
SIMM/DIMM CONFIGURATION (CON’T) | |||
Size | Bank 0 | Bank 1 | Bank 2 |
80MB | (2) 2M x 36 | None | (1) 8M x 64 |
96MB | None | (1) 4M x 64 | (1) 8M x 64 |
96MB | (2) 4M x 36 | None | (1) 8M x 64 |
128MB | None | (1) 8M x 64 | (1) 8M x 64 |
128MB | (2) 8M x 36 | None | (1) 8M x 64 |
Note: Board accepts EDO memory. Memory installed in Banks 1 & 2 is interchangeable. | |||
CACHE CONFIGURATION | ||
Size | Bank 0 | TAG |
512KB | (1) 64K x 64 | Unidentified |
Note: Bank 0 is factory installed and is not configurable. | ||
CPU SPEED SELECTION (CX 6X86/6X86L) | |||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 |
120MHz | 50MHz | 2x | On | Off | On | On | On |
133MHz | 55MHz | 2x | On | Off | Off | On | On |
150MHz | 60MHz | 2x | On | Off | On | On | Off |
166MHz | 66MHz | 2x | On | Off | On | Off | On |
CPU SPEED SELECTION (IBM 6X86/6X86L) | |||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 |
120MHz | 50MHz | 2x | On | Off | On | On | On |
133MHz | 55MHz | 2x | On | Off | Off | On | On |
150MHz | 60MHz | 2x | On | Off | On | On | Off |
166MHz | 66MHz | 2x | On | Off | On | Off | On |
CPU SPEED SELECTION (CX 6X86MX) | |||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 |
166MHz | 66MHz | 2.5x | On | On | On | Off | On |
200MHz | 66MHz | 2.5x | On | On | On | Off | On |
233MHz | 66MHz | 3x | Off | On | On | Off | On |
CPU SPEED SELECTION (IBM 6X86MX) | |||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 |
166MHz | 66MHz | 2.5x | On | On | On | Off | On |
200MHz | 66MHz | 2.5x | On | On | On | Off | On |
233MHz | 66MHz | 3x | Off | On | On | Off | On |
CPU SPEED SELECTION (AM K5) | |||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 |
75MHz | 50MHz | 1.5x | Off | Off | On | On | On |
90MHz | 60MHz | 1.5x | Off | Off | On | On | Off |
100MHz | 66MHz | 1.5x | Off | Off | On | Off | On |
120MHz | 60MHz | 1.5x | Off | Off | On | On | Off |
133MHz | 66MHz | 1.5x | On | Off | On | Off | On |
150MHz | 60MHz | 1.75x | On | On | On | On | Off |
166MHz | 66MHz | 1.75x | On | On | On | Off | On |
CPU SPEED SELECTION (AM K6) | |||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 |
166MHz | 66MHz | 2.5x | On | On | On | Off | On |
200MHz | 66MHz | 3x | Off | On | On | Off | On |
233MHz | 66MHz | 3.5x | Off | Off | On | Off | On |
CPU SPEED SELECTION (INTEL) | |||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 |
75MHz | 50MHz | 1.5x | Off | Off | On | On | On |
90MHz | 60MHz | 1.5x | Off | Off | On | On | Off |
100MHz | 66MHz | 1.5x | Off | Off | On | Off | On |
120MHz | 60MHz | 2x | On | Off | On | On | Off |
133MHz | 66MHz | 2x | On | Off | On | Off | On |
150MHz | 60MHz | 2.5x | On | On | On | On | Off |
166MHz | 66MHz | 2.5x | On | On | On | Off | On |
200MHz | 66MHz | 3x | Off | On | On | Off | On |
233MHz | 66MHz | 3.5x | Off | Off | On | Off | On |
CPU VOLTAGE SELECTION | ||||||
Voltage | JP9 | JP10 | SW1/6 | SW1/7 | SW1/8 | |
2.0v | 2 & 3 | Open | Off | Off | Off | |
2.1v | 2 & 3 | Open | On | Off | Off | |
2.2v | 2 & 3 | Open | Off | On | Off | |
2.3v | 2 & 3 | Open | On | On | Off | |
2.4v | 2 & 3 | Open | Off | Off | On | |
2.5v | 2 & 3 | Open | On | Off | On | |
2.6v | 2 & 3 | Open | Off | On | On | |
2.7v | 2 & 3 | Open | On | On | On | |
2.8v | 2 & 3 | Closed | Off | Off | Off | |
2.9v | 2 & 3 | Closed | On | Off | Off | |
3.0v | 2 & 3 | Closed | Off | On | Off | |
3.1v | 2 & 3 | Closed | On | On | Off | |
3.2v | 2 & 3 | Closed | Off | Off | On | |
3.3v | 1 & 2 | Closed | On | Off | On | |
3.4v | 1 & 2 | Closed | Off | On | On | |
| » | 3.5v | 1 & 2 | Closed | On | On | On |
Note: Pins designated should be in the closed position. | ||||||