The robust proxpress m4020nd features print speeds of up to 42 ppm powered by a cortex a5 core processor and 256 mb of memory it delivers unsurpassed performance for business applications high performance coupled with ease of use enables businesses to accelerate document and image processing for increased efficiency recp technology improves the readability of printed documents by enhancing thin lines and sharpening the edges of fine text the proxpress m4020nd delivers sharp solid prints