AMD Radeon HD 6390 's Advantages
Lower TDP (39W vs 450W)
NVIDIA GeForce RTX 3090 Ti 's Advantages
Released 10 years and 6 months late
Boost Clock1860MHz
More VRAM (24GB vs 1024GB)
Larger VRAM bandwidth (1008GB/s vs 16.00GB/s)
10432 additional rendering cores