"Cray 1 Supercomputer Performance Comparisons With Home Computers Phones and Tablets": http://www.roylongbottom.org.uk/Cray%201%20Supercomputer%20P... (www.roylongbottom.org.uk/Cray%201%20Supercomputer%20Performance%20Comparisons%20With%20Home%20Computers%20Phones%20and%20Tablets.htm)