<b>Graphics Designed for Gaming</b><br>The latest 3D games are smooth as silk with up to NVIDIA® GeForce® GTX660 1.5GB graphics or AMD Radeon™ HD 8670 2GB graphics. Or start with the latest integrated Intel® HD Graphics and add your own card.<br><br><b>7.1 Channel Surround Sound</b><br>Whether you're gaming or enjoying a movie, a home theatre audio configuration will help you live the experience to the max.<br><br><b>Storage & Memory</b><br>With a massive amount of DDR3 memory, you can drive your PC's performance and multi-tasking power to the limit. And with up to high-capacity HDD storage, you'll have more room than ever for all of your data.<br><br><b>Easy, tool-less expandability</b><br>As powerful as the IdeaCentre K450 is, we've given you the space to soup it up even more.

Expandability, easy pull trays and catches, easy-to-access hard drive and more ports, slots and connection options than you could ever need. There's room for two optical disc drives, two hard drives, and all of