OLD-COMPUTERS.COM : The Museum: "NAME ALTAIR 8800
MANUFACTURER MITS
TYPE Professional Computer
ORIGIN U.S.A.
YEAR 1975
KEYBOARD No keyboard, but switches on front panel.
CPU Intel 8080A (rarely 8080)
SPEED 2 MHz (each instruction takes 4 clock cycles)
RAM 256 bytes (you had to buy this memory board)
ROM None
TEXT MODES None (optional 64 x 12 card)
GRAPHIC MODES None
SIZE / WEIGHT Unknown
I/O PORTS Unknown
POWER SUPPLY Unknown
PRICE $595"