NVIDIA GeForce GTX 780 6 GB 's Advantages
More VRAM (6GB vs 4GB)
Larger VRAM bandwidth (288.4GB/s vs 224.0GB/s)
896 additional rendering cores
AMD Radeon RX 5500 XT 's Advantages
Released 6 years and 3 months late
Boost Clock has increased by 105% (1845MHz vs 902MHz)
Lower TDP (130W vs 250W)