In particular, the fastest possible machines that any amount of money can buy tend to be, these days, basically just piles of x86 PCs. http://www.top500.org/lis

In particular, the fastest possible machines that any amount of money can buy tend to be, these days, basically just piles of x86 PCs. http://www.top500.org/lists/2009/11 http://www.top500.org/lists/2009/11