The Fast Ethernet-ready Lexmark T644dtn provides outstanding value with a standard 514 MHz processor, 128MB memory, duplex unit and 1100-sheet input. With its optional wireless, security-minded options and special applications and paper handling features, the Lexmark T644 is easily adapted to a workgroup's needs. Its print speed of up to 50 ppm on letter-size paper, a time to first page as fast as 8.5 seconds, and 250, 000-page duty cycle make this a great workgroup solution.