Question: what is the difference between wii u and wii?
Answer: The Wii U comes built-in with a much powerful 1.243GHz Triple-core PowerPC-based Espresso microprocessor. The Wii, on the other hand, was a 729MHz single core device with a Broadway microprocessor. The Wii had 88 MB system memory, whereas the Wii has a 2GB RAM with 1GB reserved for the operating system.