NVIDIA GeForce GTX 780 Rev. 2 's Advantages
Boost Clock902MHz
More VRAM (3GB vs 1024GB)
Larger VRAM bandwidth (288.4GB/s vs 24.00GB/s)
1920 additional rendering cores
AMD Radeon 540 's Advantages
Released 3 years and 7 months late
Lower TDP (50W vs 250W)