DIAMOND FLOWER, INC.
P5BTX/L (REV. B+)
Device Type | Mainboard |
Processor | CX 6X86L/CX 686MX/AM K5/AM K6/Pentium/Pentium MMX |
Processor Speed | 90/100/120/133/150/166/200/233MHz |
Chip Set | Intel |
Video Chip Set | None |
Maximum Onboard Memory | 512MB (EDO & SDRAM 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 connectors (2) |
NPU Options | None |

CONNECTIONS | |||
Purpose | Location | Purpose | Location |
PS/2 mouse interface | J1 | USB connector 1 | J11B |
Floppy drive interface | J4 | CPU fan power | J12 |
IDE interface 2 | J5 | Power LED & keylock | J13A |
IDE interface 1 | J6 | Speaker | J13B |
Serial port 1 | J7 | Reset switch | J13C |
Serial port 2 | J8 | Green PC connector | J13D |
Parallel port | J9 | Green PC LED | J13E |
IR connector | J10 | IDE interface LED | J13F |
USB connector 2 | J11A | 32-bit PCI slots | PC1 – PC4 |
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
» | CMOS memory normal operation | JP5 | Pins 1 & 2 closed |
CMOS memory clear | JP5 | 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 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 |
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) 16M x 64 | None |
128MB | (1) 8M x 64 | (1) 8M x 64 |
136MB | (1) 16M x 64 | (1) 1M x 64 |
144MB | (1) 16M x 64 | (1) 2M x 64 |
160MB | (1) 16M x 64 | (1) 4M x 64 |
192MB | (1) 16M x 64 | (1) 8M x 64 |
256MB | (1) 16M x 64 | (1) 16M x 64 |
Note: Board accepts SDRAM memory. | ||
CACHE CONFIGURATION | |
Size | Bank 0 |
512KB | (2) 64K x 32 |
CPU SPEED SELECTION (CX 6X86L) | ||||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
150MHz | 60MHz | 2x | Off | On | On | On | Off | Off |
166MHz | 66MHz | 2x | On | Off | On | On | Off | Off |
CPU SPEED SELECTION (CX 6X86MX) | ||||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
166MHz | 60MHz | 2.5x | Off | On | On | On | On | Off |
200MHz | 66MHz | 2.5x | On | Off | On | On | On | Off |
CPU SPEED SELECTION (AM K5) | ||||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
90MHz | 60MHz | 1.5x | Off | On | On | Off | Off | Off |
100MHz | 66MHz | 1.5x | On | Off | On | Off | Off | Off |
120MHz | 60MHz | 1.5x | Off | On | On | Off | Off | Off |
133MHz | 66MHz | 1.5x | On | Off | On | Off | Off | Off |
166MHz | 66MHz | 1.75x | On | Off | On | On | On | Off |
CPU SPEED SELECTION (AM K6) | ||||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
166MHz | 66MHz | 2.5x | On | Off | On | On | On | Off |
200MHz | 66MHz | 3x | On | Off | On | Off | On | Off |
233MHz | 66MHz | 3.5x | On | Off | On | Off | Off | Off |
266MHz | 66MHz | 4x | On | Off | On | On | Off | On |
CPU SPEED SELECTION (INTEL) | ||||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
90MHz | 60MHz | 1.5x | Off | On | On | Off | Off | Off |
100MHz | 66MHz | 1.5x | On | Off | On | Off | Off | Off |
120MHz | 60MHz | 2x | Off | On | On | On | Off | Off |
133MHz | 66MHz | 2x | On | Off | On | On | Off | Off |
150MHz | 60MHz | 2.5x | Off | On | On | On | On | Off |
166MHz | 66MHz | 2.5x | On | Off | On | On | On | Off |
200MHz | 66MHz | 3x | On | Off | On | Off | On | Off |
CPU SPEED SELECTION (INTEL MMX) | ||||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
166MHz | 66MHz | 2.5x | On | Off | On | On | On | Off |
200MHz | 66MHz | 3x | On | Off | On | Off | On | Off |
233MHz | 66MHz | 3.5x | On | Off | On | Off | Off | Off |
CPU VOLTAGE SELECTION | ||||
Voltage | SW2/1 | SW2/2 | SW2/3 | SW2/4 |
2.8v | Off | Off | Off | On |
2.9v | On | Off | Off | On |
3.2v | Off | Off | On | On |
3.3v | On | Off | On | On |
3.5v | On | On | On | On |