NVIDIA GeForce RTX 4090 Mobile 's Advantages
Released 6 years and 9 months late
Boost Clock has increased by 43% (1695MHz vs 1189MHz)
More VRAM (16GB vs 1GB)
Larger VRAM bandwidth (576.0GB/s vs 16.02GB/s)
9344 additional rendering cores
NVIDIA GeForce 945M 's Advantages
Lower TDP (23W vs 120W)