Maximize your productivity and tackle any project or assignment knowing that the reliability of this Lenovo ThinkCentre M800 Desktop is on your side. Powered with a powerful Intel® Core™ i5-6500 processor, a 500GB hard drive and 4GB RAM, this desktop can effortlessly keep up with your fast-paced daily needs. The desktop also features the ThinkCentre® Dust Shield, a unique Lenovo solution, which reduces dust intake by up to 57% reducing maintenance and extending the life of the machine. Fast data transfer with USB 3.0 keeps workflow smooth as well, with 10x faster file movement. In addition, the M800 Desktop excels at green leadership, enabling users to monitor power, save energy, and keep costs at a minimum. Desktop Features Processor: 3.2 GHz Intel® Core™ i5-6500 Quad-Core Processor Memory: 4 GB of DDR4 SDRAM Storage: 500GB Hard Disk Drive Graphics: Intel® HD 530 graphics card Operating System: Windows 7 Professional