J-MARK COMPUTER CORPORATION
5TXC
Processor | CX 6X86/CX 6X86/CX 686MX/IBM 6X86/AM K5/AM K6/Pentium |
Processor Speed | 90/100/120/133/150/166/200/233/266/300MHz |
Chip Set | Intel |
Video Chip Set | None |
Maximum Onboard Memory | 512MB (EDO supported) |
Maximum Video Memory | None |
Cache | 256/512KB |
BIOS | Award |
Dimensions | 250mm 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 |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
ATX power connector | ATX | Parallel port | J3 |
Serial port 2 | CN1 | Floppy drive interface | J6 |
Serial port 1 | CN2 | IDE interface 1 | J9 |
Power LED & keylock | C1 | IDE interface 2 | J10 |
Speaker | C2 | IR connector | J15 |
Reset switch | C3 | USB connector 1 | J16 |
Turbo LED | C4 | USB connector 2 | J17 |
Turbo switch | C5 | Soft off power supply | J20 |
CPU fan power | C6 | IDE interface LED | J21/pins 1 & 3 |
Chassis fan power | FAN2 | Green PC connector | J21/pins 2 & 4 |
Chassis fan power | FAN3 | 32-bit PCI slots | PC1 – PC4 |
PS/2 mouse interface | J1 |
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
» | CMOS memory normal operation | JP2 | Pins 2 & 3 closed |
CMOS memory clear | JP2 | Pins 3 & 4 closed | |
Flash BIOS voltage select 12v | JP3 | Pins 1 & 2 closed | |
Flash BIOS voltage select 5v | JP3 | Pins 2 & 3 closed |
SIMM 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 |
128MB | (2) 16M x 36 | None |
136MB | (2) 16M x 36 | (2) 1M x 36 |
144MB | (2) 16M x 36 | (2) 2M x 36 |
160MB | (2) 16M x 36 | (2) 4M x 36 |
192MB | (2) 16M x 36 | (2) 8M x 36 |
256MB | (2) 16M x 36 | (2) 16M x 36 |
Note: Board accepts EDO memory. |
DIMM CONFIGURATION | ||
Size | Bank 0 | Bank 1 |
32MB | (1) 2M x 64 | (1) 2M x 64 |
48MB | (1) 2M x 64 | (1) 4M x 64 |
64MB | (1) 4M x 64 | (1) 4M x 64 |
128MB | (1) 8M x 64 | (1) 8M x 64 |
256MB | (1) 16M x 64 | (1) 16M x 64 |
512MB | (1) 32M x 64 | (1) 32M x 64 |
CACHE CONFIGURATION | ||
Size | Bank 0 | TAG |
256KB | (2) 32K x 32 | (1) 32K x 8 |
512KB | (2) 64K x 32 | (1) 32K x 8 |
CPU SPEED SELECTION (CX 6X86) | ||||||||
CPU speed | Clock speed | Multiplier | U22/1 | U22/2 | U22/3 | U22/4 | U22/5 | U22/6 |
150MHz | 60MHz | 2x | Off | Off | On | Off | Off | On |
166MHz | 66MHz | 2x | Off | Off | On | Off | Off | Off |
200MHz | 75MHz | 2x | Off | Off | On | Off | On | Off |
CPU SPEED SELECTION (CX 6X86MX) | ||||||||
CPU speed | Clock speed | Multiplier | U22/1 | U22/2 | U22/3 | U22/4 | U22/5 | U22/6 |
166MHz | 66MHz | 2.5x | Off | On | On | Off | Off | On |
200MHz | 75MHz | 2x | Off | Off | On | Off | On | Off |
233MHz | 66MHz | 3x | Off | On | Off | Off | Off | Off |
CPU SPEED SELECTION (IBM 6X86) | ||||||||
CPU speed | Clock speed | Multiplier | U22/1 | U22/2 | U22/3 | U22/4 | U22/5 | U22/6 |
150MHz | 60MHz | 2x | Off | Off | On | Off | Off | On |
166MHz | 66MHz | 2x | Off | Off | On | Off | Off | Off |
200MHz | 75MHz | 2x | Off | Off | On | Off | On | Off |
CPU SPEED SELECTION (AM K5) | ||||||||
CPU speed | Clock speed | Multiplier | U22/1 | U22/2 | U22/3 | U22/4 | U22/5 | U22/6 |
100MHz | 66MHz | 1.5x | Off | Off | Off | Off | Off | Off |
133MHz | 66MHz | 1.5x | Off | Off | Off | Off | Off | Off |
166MHz | 66MHz | 2.5x | Off | On | On | Off | Off | Off |
CPU SPEED SELECTION (AM K6) | ||||||||
CPU speed | Clock speed | Multiplier | U22/1 | U22/2 | U22/3 | U22/4 | U22/5 | U22/6 |
166MHz | 66MHz | 2.5x | Off | On | On | Off | Off | Off |
200MHz | 66MHz | 3x | Off | On | Off | Off | Off | Off |
233MHz | 66MHz | 3.5x | Off | Off | Off | Off | Off | Off |
266MHz | 66MHz | 4x | On | Off | On | Off | Off | Off |
300MHz | 66MHz | 4.5x | On | On | On | Off | Off | Off |
CPU SPEED SELECTION (INTEL) | ||||||||
CPU speed | Clock speed | Multiplier | U22/1 | U22/2 | U22/3 | U22/4 | U22/5 | U22/6 |
90MHz | 60MHz | 1.5x | Off | Off | Off | Off | Off | On |
100MHz | 66MHz | 1.5x | Off | Off | Off | Off | Off | Off |
120MHz | 60MHz | 2x | Off | Off | On | Off | Off | On |
133MHz | 66MHz | 2x | Off | Off | On | Off | Off | Off |
150MHz | 60MHz | 2.5x | Off | On | On | Off | Off | On |
166MHz | 66MHz | 2.5x | Off | On | On | Off | Off | Off |
200MHz | 66MHz | 3x | Off | On | Off | Off | Off | Off |
233MHz | 66MHz | 3.5x | Off | Off | Off | Off | Off | Off |
CPU VOLTAGE SELECTION | |
Voltage | JP4 |
2.1v | Pins 1 & 2 closed |
2.8v | Pins 7 & 8 closed |
2.9v | Pins 1 & 2, 7 & 8 closed |
3.2v | Pins 5 & 6, 7 & 8 closed |
3.3v | Pins 1 & 2, 5 & 6, 7 & 8 closed |
3.45v | Pins 3 & 4, 5 & 6, 7 & 8 closed |
3.52v | Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed |