All five LaserJet P3005 models feature a fast 35ppm printing speed, a 600-sheet paper tray, and a maximum printing resolution up to a whopping 1200x1200 dpi. A step up from the base model, the LaserJet P3005D adds along automatic duplexing & 16MB of additional memory. Next in line, the LaserJet P3005N boasts 32MB of additional memory, as well as the addition of an embedded HP JetDirect Fast Ethernet Print Server for enhanced network connectivity & job processing. The remaining two models (P3005DN & P3005X) feature 32MB additional memory, automatic duplexing, and the embedded server. The LaserJet P3005X, however, also boasts an additional 500-sheet paper tray. The HP LaserJet P3005 retails between $549.00 to $999.00 and comes with a 1 year limited warranty.