HP 589639-001 - System board (motherboard) - With Intel Atom N450 (1.66GHz, 667MHz FSB, 512KB Level-2 cache) processor Retail
HP 601980-001 - System board (motherboard) - With Intel Atom N450 (1.66GHz, 667MHz FSB, 512KB Level-2 cache) processor - No WWAN/SIMM card Retail