About a month ago, NVIDIA released an update to their flagship line of GPUs with the 7900 GTX, 7900 GT and 7600 GT models. You can read our entire preview of the set of cards right here, but the short of it is that NVIDIA had a process technology shrink to 90nm and made some slight tweaks to the core. Then, after increasing the clock speeds a bit and changing the default memory configuration on the 7900 GTX to 512 MB, they were ready to take on the X1900 XTX GPUs from ATI..



Link: PC Perspective