NVIDIA GeForce RTX 4090 Mobile 's Advantages
Released 9 years and 5 months late
Boost Clock has increased by 85% (1695MHz vs 915MHz)
More VRAM (16GB vs 2GB)
Larger VRAM bandwidth (576.0GB/s vs 28.80GB/s)
9344 additional rendering cores
NVIDIA GeForce GT 745A 's Advantages
Lower TDP (33W vs 120W)