TOP500 Rank: 6
Vital Stats: System: Cray XE6 8-core 2.4 GHz running Linux. Processors: AMD x86_64 Opteron 8 Core 2400 MHz (9.6 gigaflops). Sustained performance: 1.11 petaflops. The hardware takes up about 1,500 square feet but uses less than 4 megawatts of energy. The system consists of 96 cabinets with nearly 9,000 compute nodes and approximately 300 terabytes of memory.