Lenovo ThinkCentre M725s Desktop: Power through the work day with this compact high-performance Lenovo ThinkCentre desktop PC. The AMD Ryzen 5 PRO processor and 8GB of RAM let you tackle multiple concurrent tasks, while the 1TB hard drive provides ample space for your files. This Lenovo ThinkCentre desktop PC includes Windows 10 Pro, which incorporates built-in enterprise-grade security that's ideal for business use.