NVIDIA GeForce RTX 4090D 's Advantages
Released 12 years and 5 months late
Boost Clock2520MHz
More VRAM (24GB vs 1024GB)
Larger VRAM bandwidth (1008GB/s vs 16.00GB/s)
14272 additional rendering cores
AMD Radeon HD 6490 's Advantages
Lower TDP (39W vs 425W)