HP 50g Graphing Calculator

New display upgrade–the new HP 50g display features a 30% increase in usable space over the HP 49g+. New powerful SD card slot allows you to format your card right in the calculator and expand memory. Massive 2.5 MB total memory–512 KB RAM plus 2 MB flash ROM for performing future upgrades** New larger equation library and 2300+ built-in functions–ideal for both professionals and students. The choice of efficient RPN, Textbook or Algebraic data entry.