Hewlett-Packard HP9000 Unix Workstation B-Class, Model B180L, PA-RISC 7300LC CPU - 32 Bit - 180 MHz, max. 1.5 GByte RAM, SCSI2-SE, SCSI2-Ultra Wide SE, PCI 32/33, 100 MBit LAN, 16 Bit Audio, PS2, Visualize-EG Graphics, - system board, Part No.: A4190-66528, top view with removed CPU heat sink