InfoWorld - On March 16, Intel introduced its new Xeon 5600 series, code-named Westmere, which offers a dramatic performance leap over the year-old Xeon 5500 series known as Nehalem-EP. Today, the InfoWorld Test Center debuts an in-depth comparative review of three, brand-new Westmere blade servers from the three leading server manufacturers: the Dell PowerEdge M1000e, the HP BladeSystem c7000, and the IBM BladeCenter H.