ELITEGROUP COMPUTER SYSTEMS, INC. P5TX-B Processor AMD, Cyrix, Pentium Processor Speed 75/90/100/120/133/150/166/200/233MHz Chip Set Intel Video Chip Set None Maximum Onboard 256MB (EDO supported) Memory Maximum Video None Memory Cache 256/512KB BIOS Award Dimensions 281mm x 208mm I/O Options 32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, serial ports (2), IR connectors (2), USB connector NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location USB connector J5 Turbo LED J16/pins 2 & 3 IDE interface 2 J6 Green PC connector J16/pins 4 & 5 IDE interface 1 J7 Reset switch J16/pins 9 & 10 Serial port J8 Power LED & J16/pins 11 - keylock 15 Serial port J9 Speaker J16/pins 17 - 20 IR connector J10 Green PC LED J18 (Fast) IR connector J11 IDE interface LED J19 Parallel port J12 Chassis fan power J20 Floppy drive J13 32-bit PCI slots PC1 – PC4 interface USER CONFIGURABLE SETTINGS Function Label Position » Factory configured - do not J1 Unidentified alter » Factory configured - do not J2 Unidentified alter » CMOS memory normal operation JP2 Pins 2 & 3 closed CMOS memory clear JP2 Pins 1 & 2 closed DRAM CONFIGURATION Size Bank 0 Bank 1 4MB (2) 512K x 32 None 8MB (2) 512K x 32 (2) 512K x 32 8MB (2) 1M x 32 None 12MB (2) 1M x 32 (2) 512K x 32 16MB (2) 2M x 32 None 16MB (2) 1M x 32 (2) 1M x 32 20MB (2) 2M x 32 (2) 512K x 32 24MB (2) 2M x 32 (2) 1M x 32 32MB (2) 4M x 32 None 32MB (2) 2M x 32 (2) 2M x 32 36MB (2) 4M x 32 (2) 512K x 32 40MB (2) 4M x 32 (2) 1M x 32 48MB (2) 4M x 32 (2) 2M x 32 64MB (2) 8M x 32 None 64MB (2) 4M x 32 (2) 4M x 32 68MB (2) 8M x 32 (2) 512K x 32 72MB (2) 8M x 32 (2) 1M x 32 80MB (2) 8M x 32 (2) 2M x 32 96MB (2) 8M x 32 (2) 4M x 32 128MB (2) 8M x 32 (2) 8M x 32 128MB (2) 16M x 32 None 132MB (2) 16M x 32 (2) 512K x 32 DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 136MB (2) 16M x 32 (2) 1M x 32 144MB (2) 16M x 32 (2) 2M x 32 160MB (2) 16M x 32 (2) 4M x 32 192MB (2) 16M x 32 (2) 8M x 32 256MB (2) 16M x 32 (2) 16M x 32 Note: Board accepts EDO memory. The location of banks 0 & 1 are unidentified. 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) 8M x 64 (1) 8M x 64 128MB (1) 16M x 64 None 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: The location of banks 2 & 3 are unidentified. CACHE CONFIGURATION Size Bank 0 256KB (2) 32K x 32 512KB (2) 64K x 32 CPU SPEED SELECTION (CYRIX) CPU speed Clock speed Multiplier JP1 120MHz 50MHz 2x 1 & 3, 4 & 6, 11 & 13, 19 & 21, 20 & 22 133MHz 55MHz 2x 1 & 3, 4 & 6, 11 & 13, 17 & 19, 20 & 22 150MHz 60MHz 2x 1 & 3, 4 & 6, 9 & 11, 19 & 21, 20 & 22 166MHz 66MHz 2x 1 & 3, 4 & 6, 11 & 13, 19 & 21, 18 & 20 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AMD) CPU speed Clock speed Multiplier JP1 75MHz 50MHz 1.5x 1 & 3, 2 & 4, 11 & 13, 19 & 21, 20 & 22 90MHz 60MHz 1.5x 1 & 3, 2 & 4, 9 & 11, 19 & 21, 20 & 22 100MHz 66MHz 1.5x 1 & 3, 2 & 4, 11 & 13, 19 & 21, 18 & 20 120MHz 60MHz 2x 1 & 3, 4 & 6, 9 & 11, 19 & 21, 20 & 22 133MHz 66MHz 2x 1 & 3, 4 & 6, 11 & 13, 19 & 21, 18 & 20 166MHz 66MHz 2.5x 3 & 5, 4 & 6, 9 & 11, 19 & 21, 20 & 22 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL) CPU speed Clock speed Multiplier JP1 75MHz 50MHz 1.5x 1 & 3, 2 & 4, 11 & 13, 19 & 21, 20 & 22 90MHz 60MHz 1.5x 1 & 3, 2 & 4, 9 & 11, 19 & 21, 20 & 22 100MHz 66MHz 1.5x 1 & 3, 2 & 4, 11 & 13, 19 & 21, 18 & 20 120MHz 60MHz 2x 1 & 3, 4 & 6, 11 & 13, 19 & 21, 20 & 22 133MHz 66MHz 2x 1 & 3, 4 & 6, 11 & 13, 19 & 21, 18 & 20 150MHz 60MHz 2.5x 3 & 5, 4 & 6, 9 & 11, 19 & 21, 20 & 22 166MHz 66MHz 2.5x 3 & 5, 4 & 6, 11 & 13, 19 & 21, 18 & 20 200MHz 66MHz 3x 2 & 4, 3 & 5, 11 & 13, 19 & 21, 18 & 20 233MHz 66MHz 3.5x 1 & 3, 2 & 4, 11 & 13, 19 & 21, 18 & 20 Note: Pins designated should be in the closed position. CPU VOLTAGE SELECTION (SINGLE) Voltage JP3 3.3v Pins 3 & 4, 9 & 10 closed 3.52v Pins 1 & 2, 9 & 10 closed CPU VOLTAGE SELECTION (DUAL) Voltage V core JP3 3.3v 2.5v Pins 1 & 2, 11 & 12 closed 3.3v 2.8v Pins 1 & 2, 9 & 10 closed 3.3v 2.9v Pins 1 & 2, 7 & 8 closed