In a way, processors come in three leagues, with one for the mainstream home PC, another for the gamers, and the third for server systems. A server chip is very important because it determines the consumer qualities of a server computer. The server is required to quickly respond to your requests regardless of how overworked it already is. It must be fast and reliable at performing tasks.
Cost only comes second to the overall performance and dependability required in such a chip. Now imagine a low-cost, high-performance server processor readily available in the market. The Intel Xeon E5335 Processor is capable of such a feat.