EFA CORPORATION P5V580-AT Processor CX M1/AM K5/Pentium Processor Speed 75/90/100/120/133/150/166/200MHz Chip Set VIA Video Chip Set None Maximum Onboard 512MB (EDO supported) Memory Maximum Video Memory None Cache 256/512KB BIOS Award Dimensions 230mm x 220mm I/O Options 32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, serial ports (2) NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Floppy drive CN1 Power LED & J7/pins 2, 4, interface keylock 6, 8, 10 Serial port 1 CN2 Turbo LED J7/pins 11 & 12 Serial port 2 CN3 Green PC J7/pins 13 & 14 connector Parallel port CN4 IDE interface J7/pins 15 & 16 LED IDE interface 2 CN5 Reset switch J7/pins 17 & 18 IDE interface 1 CN6 Green PC LED J7/pins 19 & 20 Speaker J7/pins 1, 3, 32-bit PCI slots PC1 – PC3 5, 7 USER CONFIGURABLE SETTINGS Function Label Position » Factory configured - do not JP1 Unidentified alter » Factory configured - do not JP4 Unidentified alter (CMOS memory) » Factory configured - do not JP5 Unidentified alter » Factory configured - do not JP9 Unidentified alter » Factory configured - do not JP10 Unidentified alter 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 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 256MB (2) 32M x 36 None 264MB (2) 32M x 36 (2) 1M x 36 DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 272MB (2) 32M x 36 (2) 2M x 36 288MB (2) 32M x 36 (2) 4M x 36 320MB (2) 32M x 36 (2) 8M x 36 384MB (2) 32M x 36 (2) 16M x 36 512MB (2) 32M x 36 (2) 32M x 36 Note: Board accepts EDO memory. Board also accepts x 32 SIMMs. Memory installed in Banks 1 & 2 is interchangeable. DIMM CONFIGURATION Size Bank 2 8MB (1) 1M x 64 16MB (1) 2M x 64 32MB (1) 4M x 64 64MB (1) 8M x 64 CACHE CONFIGURATION Size Bank 0 256KB (2) 32K x 32 512KB (2) 64K x 32 CPU SPEED SELECTION (CYRIX) CPU Clock Multiplier JP2 JP3 JP6 JP7 JP8 speed speed 120MHz 50MHz 2x Open Closed 2 & 2 & 2 & 3 3 3 133MHz 55MHz 2x Open Closed 1 & 2 & 2 & 2 3 3 150MHz 60MHz 2x Open Closed 2 & 2 & 1 & 3 3 2 166MHz 66MHz 2x Open Closed 2 & 1 & 2 & 3 2 3 200MHz 75MHz 2x Open Closed 1 & 2 & 1 & 2 3 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AMD) CPU Clock Multiplier JP2 JP3 JP6 JP7 JP8 speed speed 75MHz 50MHz 1.5x Open Open 2 & 2 & 2 & 3 3 3 90MHz 60MHz 1.5x Open Open 2 & 2 & 1 & 2 3 3 100MHz 66MHz 1.5x Open Open 2 & 1 & 2 & 3 3 2 120MHz 60MHz 1.5x Open Open 2 & 2 & 1 & 2 3 3 133MHz 66MHz 1.5x Open Open 2 & 1 & 2 & 3 3 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL) CPU Clock Multiplier JP2 JP3 JP6 JP7 JP8 speed speed 75MHz 50MHz 1.5x Open Open 2 & 2 & 2 & 3 3 3 90MHz 60MHz 1.5x Open Open 2 & 2 & 1 & 3 3 2 100MHz 66MHz 1.5x Open Open 2 & 1 & 2 & 3 2 3 120MHz 60MHz 2x Open Closed 2 & 2 & 1 & 3 3 2 133MHz 66MHz 2x Open Closed 2 & 1 & 2 & 3 2 3 150MHz 60MHz 2.5x Closed Closed 2 & 2 & 1 & 3 3 2 166MHz 66MHz 2.5x Closed Closed 2 & 1 & 2 & 3 2 3 200MHz 66MHz 3x Closed Open 2 & 1 & 2 & 3 2 3 Note: Pins designated should be in the closed position.