The Apple Mac Pro A1289 2009 CPU Tray includes an 8GB RAM and a 6 core Intel Xeon processor with a clock speed of 2.7 GHz. It is a high-performance component designed for demanding computing tasks, perfect for users looking for a powerful CPU solution. With its impressive specifications and reliable brand reputation, this CPU tray is a great option for professionals and enthusiasts seeking top-tier performance in their computing experience.