This Intel Xeon E5430 SLBBK CPU Processor is a powerful unit with 4 cores and a clock speed of 2.66 GHz. It has a socket type of LGA 771/Socket J and a cache size of 12MB. The processor model is Intel Xeon e-5430 and it comes as a single unit. It is compatible with various computers and can be used for different applications. This CPU processor has been tested and is fully functional.