AMD Radeon RX 6900 XTX 's Advantages
Boost Clock has increased by 174% (2435MHz vs 888MHz)
More VRAM (16GB vs 1GB)
Larger VRAM bandwidth (576.0GB/s vs 134.4GB/s)
3968 additional rendering cores
NVIDIA GeForce GTX 660 OEM 's Advantages
Lower TDP (130W vs 330W)