Cray XT3 performance on the EAM metallic solid benchmark

Processors: 1 8 64 512 1024 2048 4096 8192 10000
Fixed CPU secs: 18.1801 2.3880 0.3532 0.1077
Fixed || Efficiency: 100.0% 95.2% 80.4% 33.0%
Scaled CPU secs: 18.1801 19.9562 20.7035 20.0687 20.4739 20.2758 20.4021 20.3702 23.3426
Scaled || Efficiency: 100.0% 91.1% 87.8% 90.6% 88.8% 89.7% 89.1% 89.2% 77.9%