Today's data centers are <A HREF="http://www.eweek.com/article2/0,1895,1996362,00.asp?kc=EWNAVEMNL073106EOAD">an outdated model</A> in desperate need of change. The linear rows of rectangular boxes, cooled by large air conditioning units hanging along the walls, in many instances can no longer address the needs of the modern-day data center, where greater flexibility and more efficient power and cooling capabilities are in great demand. What Hewlett-Packard's Enterprise Design Center team has come up with is a design unlike what's seen in data centers today, based on the hexagon pattern found in snowflakes, with a six-sided core at the center from which everything else expands out.