IBM CORPORATION PS/2 MODEL 65SX Processor 80386SX Processor Speed 16MHz Chip Set None Max. Onboard DRAM 4MB Cache None BIOS IBM Dimensions 330mm x 218mm I/O Options Serial port, parallel port, pointing device connector, video port, floppy drive interface, video expansion slot NPU Options 80387SX [Image] CONNECTIONS Purpose Location Purpose Location CMOS RAM extension J3 Video port J10 module Power supply J4 Serial port J11 Floppy drive J5 Parallel port J12 Speaker J8 Pointing device J13 Video adapter slot J9 Keyboard J14 DRAM CONFIGURATION Size Bank 0 Bank 1 1MB (2) 256K x 9 (2) 256K x 9 2MB (2) 1M x 9 NONE 2.5MB (2) 256K x 9 (2) 1M x 9 4MB (2) 1M x 9 (2) 1M x 9 Note:Onboard memory does not have to be installed in order to use memory expansion cards.