An original Apple 1 computer motherboard from 1976 was auctioned at Sotheby's for $374,500.
PC Magazine reported the auction house originally estimated the item would sell for no more than $180,000.
It still works and according to Sotheby's "It is thought that fewer than 50 Apple 1 Computers survive, with only [six] known to be in working condition."
Also on Friday, a hand-written note from Steve Jobs's while he worked at Atari went for $27,500, about double the estimated $10,000-$15,000.
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CBS News reported the item" features a MOS Technologies 6502 microprocessor and 8 kilobytes of RAM. The original Apple 1 computers retailed for $666.66 in 1979 and did not include a monitor, keyboard, case or power supply."
"As the first ready made personal computer, the Apple 1 signaled a new age in which computing became accessible to the masse," Sotheby's wrote.