Got a couple million to spare? Buy a 64-terabyte solid state drive setup
It goes at 800,000 I/Os per second, has 12GB/s of bandwidth, and uses only 2.5KW of power – that’s about three high-end power supplies’ worth.
Don’t have quite that amount of scrilla? Well, you can always pick up the more budget solution, but it’s only 6.5TB of high-speed flash memory. Normally I’d flip my bit over something like that, but after seeing that RAM-SAN array, everything else seems to have gotten its volume turned down a bit.