Most of the FLOPS number comes from the GPU. A single Radeon 7990 (~$800) pulls 8.2 (single-precision) TFLOPS by its lonesome. You can throw a pair of those and

Most of the FLOPS number comes from the GPU. A single Radeon 7990 (~$800) pulls 8.2 (single-precision) TFLOPS by its lonesome. You can throw a pair of those and a beefy CPU into a computer for under $2k and claim 17 teraflops.