NVIDIA GeForce GTX 660 's Advantages
Lower TDP (140W vs 260W)
AMD Radeon RX 7900 GRE 's Advantages
Released 10 years and 10 months late
Boost Clock has increased by 118% (2245MHz vs 1032MHz)
More VRAM (16GB vs 2GB)
Larger VRAM bandwidth (576.0GB/s vs 144.2GB/s)
4160 additional rendering cores