Conclusion

Having a quick look at the results shows, there are sometime even drastic advantages towards the GTX 980 Ti. At FullHD the 980 Ti is on average 42% quicker than the 780 Ti and at 1440p and 2160p (UHD) the difference is 44% and 85%, respectively. Averaging the three resolution values results in a 57% advantage towards the GTX 980 Ti and that accounts for a visible difference in games. If you're wondering why the GTX 980 Ti is pulling ahead especially at very high resolutions (UHD), that can be explained by the fact, that this cards 6 Gigabyte VRAM are opening a bottleneck. Might recall that the GTX 780 Ti features 3 Gigabyte VRAM, which is simply not enough to buffer all data, when the card is being hit with UHD at high details.

Let's get back to our initial question: is the GTX 980 Ti worth the upgrade of a GTX 780 Ti? If you're playing games at ultra high resolutions or if you plan on buying a display that supports ultra high resolutions, then you will notice quite a large difference between the two cards. From this point of view we can definitely recommend the upgrade. If you keep in mind, that a refrence design GTX 980 Ti costs about 700 Euro/USD these days then it's rather clear that this is no cheap little venture. Should be thinking about selling your GTX 780 Ti on Ebay in order to reduce to total cost of the upgrade, you can calculate with about 300 to 350 Euro/USD from Ebay. At the end of the day this means, that you'll be paying between 350 and 400 Euro/USD für die upgrade, which a reasonable price to pay for on average almost 60% more frames per second.