Sustainable IT involves the responsible management of resources (both IT and non-IT) encompassing environmental, economic, and social dimensions. Sustainable IT has the potential to be a significant contributor to an organizations sustainability strategy. In this teaching case, we examine what Intel IT has done to transform its operations with Sustainable IT, resulting in the avoidance of significant CO2 emissions and cost savings. This teaching case challenges the reader to analyze the Sustainable IT capability at Intel. The case includes insights into strategic and operational challenges of planning and managing Sustainable IT.