Operating System<br>Available with Windows 10 Pro - for a smooth, versatile PC experience.<br><br><b>Unmatched performance and affordability</b><br>Get ultimate power without sacrificing your budget on the affordable Dell Precision 3000 Series Workstations. Elevate your ideas with professional performance, new compact industrial designs and Dell’s Reliable Memory Technology.<br><br><b>Make room for your ideas</b><br>Small space? No problem: Your Precision 3630 Tower features a new industrial design that’s twenty-three percent smaller than the previous generation with more expandability.<br><br>Premium design: Handle demanding tasks with ease thanks to premium materials that leave a small footprint without sacrificing quality. And the optional external dust filter keeps those superior internal components pristine.<br><br>Quick accessibility: A range of easy-to-reach ports keep you connected to everything you need while the optional Smart Card (CAC/PIV) seamlessly keeps your IP secure.<b