FL816UT I Open Box HP XW4550 Workstation 2.2 GHz 80 GB 1 GB 667 MHzTechnical Specifications Input devices Pointing device USB optical scroll mouse Memory Maximum memory Up to 4 GB DDR2 667 MHz ECC; Up to 2 GB DDR2 667 MHz non ECC; 4 DIMM slots Standard memory capacity 1 GB Standard memory 1 GB 667 MHz DDR2 SDRAM Standard memory error correction ECC Standard memory speed 667 MHz Standard memory type DDR2 SDRAM Multimedia Multimedia Integrated High Definition Realtek ALC262 Networking Network interface 10 100 1000