Intel has previewed a new Xeon processor designed for high-end servers, codenamed “Nehalem EX,” that will reportedly In comparison with the current four-core and six-core “Dunnington” Xeon 7400 processors, Intel says the new Nehalem EX will deliver up to nine times the memory bandwidth, 2.5 times the database performance, 1.7 times the integer throughput, and 2.2 times the floating-point throughput.