Interesting TGDaily article "Australia boots up GPU supercomputer ":

Australia's national science agency has fired up a massive GPU supercomputer capable of delivering 256 Teraflops of peak performance.

The CSIRO supercomputer - which is powered by 64 Nvidia Tesla S1070 GPUs - includes 28 Dual Xeon E5462 compute nodes (or 1024 2.8GHz compute cores), 500 GB of SATA storage, a 144 port DDR InfiniBand Switch and an 80 Terabyte Hitachi NAS file system. [...]