Now that NVIDIA's GeForce GTX 690 is shipping through some vendors, gamers have been wondering if it's worth the wallet-busting $999 to get those higher frame rates. Surprisingly, the answer is "yes." As AnandTech notes, the GTX 690 is often almost as fast or faster than a pair of GTX 680s working together in SLI mode, only using less power and running at cooler and quieter power levels through those two 28-nanometer Kepler chips. Across multiple reviewers, though, the GTX 690 was someti
