Rare Vintage PINE PT-319A motherboard with AM386 SX-40 processor and 4 MB RAM
This is a late 386SX motherboard by Pine Technology - the AMI BIOS chip is dated 1992. It has a PQFP soldered-in AMD Am386SX-40 CPU. One of the jumpers on the board defines whether a 386SX or a Cyrix Cyrix 486SLC is installed.