TMC RESEARCH CORPORATION
AI5VP (VER. 1.0A)
Processor | CX 6X86/CX 6X86L/CX 6X86MX/AM K5/AM K6/Pentium |
Processor Speed | 75/90/100/120/133/150/166/200/225/233MHz |
Chip Set | VIA |
Video Chip Set | None |
Maximum Onboard Memory | 256MB (EDO supported) |
Maximum Video Memory | None |
Cache | 256/512KB |
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 port, PS/2 mouse interface, serial ports (2), IR connector, USB connector, ATX power connector |
NPU Options | None |

CONNECTIONS | |||
Purpose | Location | Purpose | Location |
ATX power connector | ATX | IDE interface LED | CN7/pins 10 & 20 |
PS/2 mouse port | CN3 | Power LED & keylock | CN7/pins 11 & 15 |
PS/2 mouse interface | CN4 | USB connector | J1 |
IDE interface 1 | CN5 | Parallel port | J2 |
IDE interface 2 | CN6 | Floppy drive interface | J3 |
Speaker | CN7/pins 1 & 4 | Serial port 1 | J4 |
Green PC connector | CN7/pins 6 & 16 | Serial port 2 | J5 |
Soft off power supply | CN7/pins 7 & 17 | IR connector | J6 |
Turbo LED | CN7/pins 8 & 18 | 32-bit PCI slots | PC1 – PC4 |
Reset switch | CN7/pins 9 & 19 | ||
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
» | CMOS memory normal operation | JBAT1 | Pins 3 & 4 closed |
CMOS memory clear | JBAT1 | Pins 1 & 2 closed | |
» | Factory configured - do not alter | JPW1 | Unidentified |
» | Factory configured - do not alter | JROM1 | Unidentified |
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 |
256MB | (2) 16M x 36 | (2) 16M x 36 |
Note: Board accepts EDO memory. | ||
DIMM CONFIGURATION | |
Size | Bank 2 |
8MB | (1) 1M x 64 |
16MB | (1) 2M x 64 |
32MB | (1) 4M x 64 |
CACHE CONFIGURATION | |
Size | Bank 0 |
256KB | (1) 32K x 64 |
512KB | (1) 64K x 64 |
CPU SPEED SELECTION (CX 6X86/6X86L) | ||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
120MHz | 50MHz | 2x | On | Off | Off | Off |
133MHz | 55MHz | 2x | On | Off | Off | Off |
150MHz | 60MHz | 2x | On | Off | Off | Off |
166MHz | 66MHz | 2x | On | Off | Off | Off |
200MHz | 75MHz | 2x | On | Off | Off | Off |
CPU SPEED SELECTION (CX 6X86/6X86L, CON’T) | ||||||
CPU speed | Clock speed | Multiplier | SW1/5 | SW1/6 | SW1/7 | SW1/8 |
120MHz | 50MHz | 2x | On | On | On | Off |
133MHz | 55MHz | 2x | On | On | Off | Off |
150MHz | 60MHz | 2x | Off | On | On | Off |
166MHz | 66MHz | 2x | On | Off | On | Off |
200MHz | 75MHz | 2x | Off | On | Off | On |
CPU SPEED SELECTION (CX 6X86MX) | ||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
166MHz | 60MHz | 2.5x | On | On | Off | Off |
200MHz | 66MHz | 2.5x | On | On | Off | Off |
233MHz | 66MHz | 3x | Off | On | Off | Off |
233MHz | 75MHz | 2.5x | On | On | Off | Off |
266MHz | 75MHz | 3x | Off | On | Off | Off |
266MHz | 66MHz | 3.5x | Off | Off | Off | Off |
CPU SPEED SELECTION (CX 6X86MX, CON’T) | ||||||
CPU speed | Clock speed | Multiplier | SW1/5 | SW1/6 | SW1/7 | SW1/8 |
166MHz | 60MHz | 2.5x | Off | On | On | Off |
200MHz | 66MHz | 2.5x | On | Off | On | Off |
233MHz | 66MHz | 3x | On | Off | On | Off |
233MHz | 75MHz | 2.5x | Off | On | Off | On |
266MHz | 75MHz | 3x | Off | On | Off | On |
266MHz | 66MHz | 3.5x | On | Off | On | Off |
CPU SPEED SELECTION (AM K5) | ||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
75MHz | 50MHz | 1.5x | Off | Off | Off | Off |
90MHz | 60MHz | 1.5x | Off | Off | Off | Off |
100MHz | 66MHz | 1.5x | Off | Off | Off | Off |
120MHz | 60MHz | 1.5x | Off | Off | Off | Off |
133MHz | 66MHz | 1.5x | On | Off | Off | Off |
150MHz | 60MHz | 1.75x | On | On | Off | Off |
166MHz | 66MHz | 1.75x | On | On | Off | Off |
CPU SPEED SELECTION (AM K5, CON’T) | ||||||
CPU speed | Clock speed | Multiplier | SW1/5 | SW1/6 | SW1/7 | SW1/8 |
75MHz | 50MHz | 1.5x | On | On | On | Off |
90MHz | 60MHz | 1.5x | Off | On | On | Off |
100MHz | 66MHz | 1.5x | On | Off | On | Off |
120MHz | 60MHz | 1.5x | Off | On | On | Off |
133MHz | 66MHz | 1.5x | On | Off | On | Off |
150MHz | 60MHz | 1.75x | Off | On | On | Off |
166MHz | 66MHz | 1.75x | On | Off | On | Off |
CPU SPEED SELECTION (AM K6) | ||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
166MHz | 66MHz | 1.75x | On | On | Off | Off |
200MHz | 66MHz | 3x | Off | On | Off | Off |
233MHz | 66MHz | 3.5x | Off | Off | Off | Off |
CPU SPEED SELECTION (AM K6, CON’T) | ||||||
CPU speed | Clock speed | Multiplier | SW1/5 | SW1/6 | SW1/7 | SW1/8 |
166MHz | 66MHz | 1.75x | On | Off | On | Off |
200MHz | 66MHz | 3x | On | Off | On | Off |
233MHz | 66MHz | 3.5x | On | Off | On | Off |
CPU SPEED SELECTION (INTEL) | ||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
75MHz | 50MHz | 1.5x | Off | Off | Off | Off |
90MHz | 60MHz | 1.5x | Off | Off | Off | Off |
100MHz | 66MHz | 1.5x | Off | Off | Off | Off |
120MHz | 60MHz | 2x | On | Off | Off | Off |
133MHz | 66MHz | 2x | On | Off | Off | Off |
150MHz | 60MHz | 2.5x | On | On | Off | Off |
166MHz | 66MHz | 2.5x | On | On | Off | Off |
200MHz | 66MHz | 3x | Off | On | Off | Off |
233MHz | 66MHz | 3.5x | Off | Off | Off | Off |
CPU SPEED SELECTION (INTEL, CON’T) | ||||||
CPU speed | Clock speed | Multiplier | SW1/5 | SW1/6 | SW1/7 | SW1/8 |
75MHz | 50MHz | 1.5x | On | On | On | Off |
90MHz | 60MHz | 1.5x | Off | On | On | Off |
100MHz | 66MHz | 1.5x | On | Off | On | Off |
120MHz | 60MHz | 2x | Off | On | On | Off |
133MHz | 66MHz | 2x | On | Off | On | Off |
150MHz | 60MHz | 2.5x | Off | On | On | Off |
166MHz | 66MHz | 2.5x | On | Off | On | Off |
200MHz | 66MHz | 3x | On | Off | On | Off |
233MHz | 66MHz | 3.5x | On | Off | On | Off |
CPU VOLTAGE SELECTION (SINGLE) | ||||
Voltage | SW2/1 | SW2/2 | SW/3 | SW/4 |
3.5v | On | On | On | On |
CPU VOLTAGE SELECTION (DUAL) | |||||
Voltage | V core | SW2/1 | SW2/2 | SW/3 | SW/4 |
3.3v | 2.0v | Off | Off | Off | Off |
3.3v | 2.6v | Off | On | On | Off |
3.3v | 2.7v | On | On | On | Off |
3.3v | 2.8v | Off | Off | Off | On |
3.3v | 2.9v | On | Off | Off | On |
3.3v | 3.0v | Off | On | Off | On |
3.3v | 3.1v | On | On | Off | On |
3.3v | 3.2v | Off | Off | On | On |
3.3v | 3.5v | On | On | On | On |