Ultimate Performance! High efficiency not only helps protect the environment but also allows the XFX 850W Black Edition Modular Power Supply to run cool and quiet while also combining both fixed and modular cables to deliver superior performance and flexibility. Its all about the XFX 850W Black Edition Modular Power Supply and it is designed specifically for the high performance gamer. The XFX 850W Black Edition Modular Power Supply supports multiple high-end graphics cards. Offering an array of unparalleled features, the XFX 850W Black Edition Modular Power Supply delivers exceptional performance.