It looks they have invented a new coprocessor capable of outputting 25.6 gigaflops. According to this company "the ClearSpeed's 32-bit CS301 coprocessor runs at only 200MHz but outputs up to 25.6 gigaflops per processor. The company's chief designers envision the chip perched on a PCI daughtercard, assisting the main CPU with computation-intensive parallel tasks, such as those used in the biotechnology and scientific communities. "
More info here
I would like to get my hands on one for my DF cruncher. he he