I think I beat all of you. My first computer was a Commodore Vic20 with only 5KB of RAM memory (purchased at CircuitCity for $250). No cassette tape, floppy, or hard drive to save your program and Basic was the only language available.

http://www.old-computers.com/MUSEUM/computer.asp?c=252
http://www.cedmagic.com/history/commodore-vic20.html
http://www.commodore.ca/products/vic...ore_vic-20.htm