IBM and HP? not x86
If you look at where IBM and HP are going its x86 server racks, focus on ops/watt, cost. this stuff is too niche.
If you were thinking about entering the US Defense Advanced Research Project Agency's ExtremeScale supercomputing challenge issued in March, you missed your chance. DARPA's awarded grants to four design teams, plus another that'll run benchmarks on the HPC prototypes. The heavy hitters in the HPC community as well as in …