Starting at just 4.04lbs., the Precision 3540 is all about mobility. It's made with premium materials, coming in at 10% lighter and has outstanding battery life. The narrow-edge display gives you more screen real estate on your 15" mobile workstation which makes it easier to view CAD applications and heavy excel spreadsheets. Accelerate workflows and improve response time with high-speed DDR4 memory. Stay connected to all the tools you need with ports that include Thunderbolt, HDMI, USB and more. Maximize the performance of your Precision 3540 designed to increase productivity at your desk.