AST RESEARCH, INC. ================== CUPID 386SX/20 PROCESSOR BOARD (202380-002,003) Processor 80386SX Processor Speed 20MHz Chip Set Intel (Located on backplane board) Max. Onboard DRAM 16MB Cache 16KB BIOS AST (Located on backplane board) Dimensions 280mm x .98mm I/O Options None NPU Options 80387SX +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Function | Jumper | Position | |----------------------------------+-----------+-------------| |>> | Parity checking enabled | E1 | Closed | |---+------------------------------+-----------+-------------| | | Parity checking disabled | E1 | Open | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |--------+------------+------------+------------+------------| | 1MB | (1) 1M x 9 | NONE | NONE | NONE | |--------+------------+------------+------------+------------| | 2MB | (1) 1M x 9 | (1) 1M x 9 | NONE | NONE | |--------+------------+------------+------------+------------| | 3MB | (1) 1M x 9 | (1) 1M x 9 | (1) 1M x 9 | NONE | |--------+------------+------------+------------+------------| | 4MB | (1) 1M x 9 | (1) 1M x 9 | (1) 1M x 9 | (1) 1M x 9 | |--------+------------+------------+------------+------------| | 4MB | (1) 4M x 9 | NONE | NONE | NONE | |--------+------------+------------+------------+------------| | 5MB | (1) 1M x 9 | (1) 4M x 9 | NONE | NONE | |--------+------------+------------+------------+------------| | 6MB | (1) 1M x 9 | (1) 1M x 9 | (1) 4M x 9 | NONE | |--------+------------+------------+------------+------------| | 7MB | (1) 1M x 9 | (1) 1M x 9 | (1) 1M x 9 | (1) 4M x 9 | |--------+------------+------------+------------+------------| | 8MB | (1) 4M x 9 | (1) 4M x 9 | NONE | NONE | |--------+------------+------------+------------+------------| | 9MB | (1) 1M x 9 | (1) 4M x 9 | (1) 4M x 9 | NONE | |--------+------------+------------+------------+------------| | 10MB | (1) 1M x 9 | (1) 1M x 9 | (1) 4M x 9 | (1) 4M x 9 | |--------+------------+------------+------------+------------| | 12MB | (1) 4M x 9 | (1) 4M x 9 | (1) 4M x 9 | NONE | |--------+------------+------------+------------+------------| | 13MB | (1) 1M x 9 | (1) 4M x 9 | (1) 4M x 9 | (1) 4M x 9 | |--------+------------+------------+------------+------------| | 16MB | (1) 4M x 9 | (1) 4M x 9 | (1) 4M x 9 | (1) 4M x 9 | +------------------------------------------------------------+