NVIDIA GeForce RTX 4080 Ti 's Advantages
Boost Clock has increased by 53% (2610MHz vs 1710MHz)
More VRAM (16GB vs 12GB)
5120 additional rendering cores
NVIDIA GeForce RTX 3080 12 GB 's Advantages
Larger VRAM bandwidth (912.4GB/s vs 678.4GB/s)
Lower TDP (350W vs 400W)