A few days after AMD launched their insane dual GPU card, it's
NVIDIAs turn to show up their dual GPU monster. The GTX590 awaits
customers, who do have plenty of pocket money, with two fully-fledged
GF110 GPUs which have been underclocked by 165 MHz each. This had to
be done in order to keep the dissipation power within a reasonable
envelope. Never the less, we're very curious if the GTX 590 is able to
outperform the HD 6990.
Any major computer upgrade generally requires a full software reinstall too. No so if you heed the advice in the guide to Upgrading a Motherboard without Reinstalling. PCSTATS Tips