GRID 2 runs faster on the AMD-based solutions. The Radeon R9 290X is 8 to 15% ahead of the GeForce GTX 780 and gets very close to the GTX 780 Ti in some of the test modes. Its advantage over the MSI Radeon R9 280X Gaming amounts to 20-28%.
Company of Heroes 2
The Radeon R9 290X is even more impressive in this game:
It beats the GeForce GTX 780 by 20-36% and leaves the GTX 780 Ti behind, too. Its Tahiti XT-based predecessor is slower by 25 to 39%.
Total War: Rome II
Here is yet another game where the Radeon R9 290X beats the GeForce GTX 780:
The gap isn’t large, yet AMD is superior. The overclocked Radeon R9 290X is comparable to the standard GeForce GTX 780 Ti again.