AMD Radeon RX 7900M 's Advantages
Released 11 years and 7 months late
Boost Clock2090MHz
More VRAM (16GB vs 2GB)
Larger VRAM bandwidth (576.0GB/s vs 28.80GB/s)
4224 additional rendering cores
NVIDIA GeForce GT 640M 's Advantages
Lower TDP (32W vs 180W)