1) Big name in computers 2) Big name in early computers 3) Big name in supercomputers 4) Blues guitarist Robert 5) Bluesman robert 6) Company listed on NASDAQ 7) Computer hardware company 8) Computer pioneer Seymour 9) Early computer developer 10) Early supercomputer 11) Impact crater on Mars 12) Kind of fish Found on https://www.crosswordclues.com/clue/cray