Deal Ninja via Amazon offers the Dell UltraSharp 27" 2560x1440 IPS LED-Backlit LCD Monitor for $619.99 with free shipping. That's the lowest price we could find by $10 and the best outright price we've seen. Features include a 2560x1440 native resolution, four USB 3.0 ports (one charging port), two USB 3.0 upstream ports, and DisplayPort, miniDisplayPort, and two HDMI inputs.