The GTX 690 is nearly twice as fast as the GTX 770, it's pretty much two GTX 680 GPUs on one card, and the GTX 770 is just an overclocked and rebranded GTX 680.
The GTX 690 is nearly twice as fast as the GTX 770, it's pretty much two GTX 680 GPUs on one card, and the GTX 770 is just an overclocked and rebranded GTX 680.