SUPER MICRO P6SBU Device Type Mainboard Processor Pentium II Processor Speed 233/266/300/333/350/400/450MHz Chip Set Intel 440GX Maximum Onboard 2GB (SDRAM supported) Memory Cache 256/512KB (located on the Pentium II CPU) BIOS AMI Dimensions 305mm x 244mm I/O Options 32-bit PCI slots (4), floppy drive interface, IDE interfaces (2), Wide Ultra SCSI interface, Wide SCSI interface (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connectors (2), ATX power connector, AGP slot, SB link connector [Image] CONNECTIONS Purpose Location Purpose Location AGP slot AGP Power LED & keylock JF1B ATX power connector ATX Speaker JF1C IDE interface 1 J15 IR connector JF2A IDE interface 2 J16 Power switch JF2B USB connector 1 J17 Reset switch JF2C USB connector 2 J18 Chassis intrusion JL1 Parallel port J19 Overheat LED JOH Serial port 1 J20 CPU fan power JT1 Serial port 2 J21 CPU fan power JT2 Floppy drive interface J22 Chassis fan power JT3 PS/2 mouse port J34 32-bit PCI slots PC1 - PC4 Ultra Wide SCSI JA1 Secondary power PWR2 interface connector SCSI 2 interface JA2 SB link SBL Ultra Wide SCSI JA3 SCSI LED SCLED interface RAID slot JA4 Wake on LAN WOL IDE interface LED JF1A USER CONFIGURABLE SETTINGS Function Label Position » Factory configured - do not JAM Unidentified alter » Pentium II CTL PD state JP20 Pins 1 & 2 closed BIOS CTL PD state JP20 Pins 2 & 3 closed » CMOS memory normal operation JBT1 Pins 1 & 2 closed CMOS memory clear JBT1 Pins 2 & 3 closed Onboard buzzer enabled BZON Closed Onboard buzzer disabled BZON Open DIMM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 8MB (1) 1MB x None None None 64 16MB (1) 1MB x (1) 1MB x None None 64 64 16MB (1) 2MB x None None None 64 24MB (1) 1MB x (1) 1MB x (1) 1MB x 64 64 64 32MB (1) 1MB x (1) 1MB x (1) 1MB x (1) 1MB x 64 64 64 64 32MB (1) 2MB x (1) 2MB x None None 64 64 32MB (1) 4MB x None None None 64 40MB (1) 2MB x (1) 2MB x (1) 1MB x None 64 64 64 48MB (1) 2MB x (1) 2MB x (1) 2MB x None 64 64 64 64MB (1) 2MB x (1) 2MB x (1) 2MB x (1) 2MB x 64 64 64 64 64MB (1) 4MB x (1) 4MB x None None 64 64 64MB (1) 8MB x None None None 64 88MB (1) 4MB x (1) 4MB x (1) 2MB x (1) 1MB x 64 64 64 64 96MB (1) 4MB x (1) 4MB x (1) 4MB x 64 64 64 112MB (1) 4MB x (1) 4MB x (1) 4MB x (1) 2MB x 64 64 64 64 128MB (1) 4MB x (1) 4MB x (1) 4MB x (1) 4MB x 64 64 64 64 128MB (1) 8MB x (1) 8MB x None None 64 64 128MB (1) 16MB x None None None 64 176MB (1) 8MB x (1) 8MB x (1) 4MB x (1) 2MB x 64 64 64 64 192MB (1) 8MB x (1) 8MB x (1) 8MB x 64 64 64 224MB (1) 8MB x (1) 8MB x (1) 8MB x (1) 4MB x 64 64 64 64 256MB (1) 8MB x (1) 8MB x (1) 8MB x (1) 8MB x 64 64 64 64 256MB (1) 16MB x (1) 16MB x None None 64 64 256MB (1) 32MB x None None None 64 352 MB (1) 16MB x (1) 16MB x (1) 8MB x (1) 4MB x 64 64 64 64 384MB (1) 16MB x (1) 16MB x (1) 16MB x 64 64 64 448 MB (1) 16MB x (1) 16MB x (1) 16MB x (1) 8MB x 64 64 64 64 512MB (1) 16MB x (1) 16MB x (1) 16MB x (1) 16MB x 64 64 64 64 512MB (1) 32MB x (1) 32MB x None None 64 64 512MB (1) 64MB x None None None 64 704 MB (1) 32MB x (1) 32MB x (1) 16MB x (1) 8MB x 64 64 64 64 768MB (1) 32MB x (1) 32MB x (1) 32MB x None 64 64 64 896 MB (1) 32MB x (1) 32MB x (1) 32MB x (1) 16MB x 64 64 64 64 1024MB (1) 32MB x (1) 32MB x (1) 32MB x (1) 32MB x 64 64 64 64 1024MB (1) 64MB x (1) 64MB x None None 64 64 1408 MB (1) 64MB x (1) 64MB x (1) 32MB x (1) 16MB x 64 64 64 64 1536MB (1) 64MB x (1) 64MB x (1) 64MB x None 64 64 64 1792 MB (1) 64MB x (1) 64MB x (1) 64MB x (1) 32MB x 64 64 64 64 2048MB (1) 64MB x (1) 64MB x (1) 64MB x (1) 64MB x 64 64 64 64 CACHE CONFIGURATION Note: The 256/512KB cache memory is located on the Pentium II CPU. CPU SPEED SELECTION (PENTIUM II) CPU speed Clock Multiplier JB1 JB2 JB3 speed 233MHz 66MHz 3.5x Open Open Closed 266MHz 66MHz 4x Closed Closed Open 300MHz 66MHz 4.5x Open Closed Open 333MHz 66MHz 5x Closed Open Open 350MHz 100MHz 3.5x Open Open Closed 400MHz 100MHz 4x Closed Closed Open 450MHz 100MHz 4.5x Open Closed Open CPU SPEED SELECTION (PENTIUM II CONT’) CPU speed Clock Multiplier JB4 JP11 speed 233MHz 66MHz 3.5x Closed Pins 2 & 3 closed 266MHz 66MHz 4x Closed Pins 2 & 3 closed 300MHz 66MHz 4.5x Closed Pins 2 & 3 closed 333MHz 66MHz 5x Closed Pins 2 & 3 closed 350MHz 100MHz 3.5x Closed Open 400MHz 100MHz 4x Closed Open 450MHz 100MHz 4.5x Closed Open