sentences:  The performance of this machine, which sold for $20,000, was about 850 in the Dhrystone benchmark — comparable to that of a VAX-11/750, which cost five times more.The cathode ray tube (CRT) display (black and white, 1024×809 pixels with 38.7 Hz refresh) was large by the time's standards.It was meant to be able to display two 8.5×11 in pages side by side in true size.