Additional information on the Cray XC30 supercomputer, including product collateral, technical details and a Cray XC30 networking whitepaper can be found on Cray XC30 system page on the Cray website.
The Cray XK7 system contains 18, 688 nodes, with each holding a 16-core AMD Opteron 6274 processor and an NVIDIA Tesla K20 graphics processing unit (GPU) accelerator.
Red Storm is a high-bandwidth, massively parallel processing supercomputing package, priced much lower than its flagship Cray X1 system, which it sells mostly to the government and military.