CHAPEL HILL – The Renaissance Computing Institute (RENCI) scored its first ranking on the Top 500 supercomputers list with Ocracoke, its new IBM Blue Gene/L system. Ocracoke, with 1,024 dual processor compute nodes, 1 gigabyte of memory per node and a peak performance of 5.7 teraflops, or trillions of calculations per second, was ranked 104th [...]