AMD Radeon RX 6900 XTX 's Advantages
Boost Clock has increased by 136% (2435MHz vs 1032MHz)
More VRAM (16GB vs 2GB)
Larger VRAM bandwidth (576.0GB/s vs 144.2GB/s)
4160 additional rendering cores
NVIDIA GeForce GTX 660 Rev. 2 's Advantages
Lower TDP (140W vs 330W)