1. A computer system, comprising: a request cluster including a first plurality of nodes and a request cache coherence controller, the first plurality of nodes having a first plurality of processors and a first plurality of caches associated with the first plurality of processors, the request cache coherence controller associated with a remote data cache, wherein the remote data cache holds data in memory lines of nonrequest clusters; a home cluster including a second plurality of processors and a request cache coherence controller, the second plurality of processors interconnected in a point-to-point architecture.