The RS140 runs a range of operating systems, including client OS capability for retail applications. It's among the quietest models in the industry, and it features easy-to-use, industry-standard management tools. The RS140 also has networking scalability and a wider range of processor support from Intel Core i3 to Intel Xeon. Plus, the RS140 can support 4-post and 2-post racks, giving you more flexibility with your business footprint.