NVIDIA GeForce GT 640 's Advantages
Lower TDP (65W vs 260W)
AMD Radeon RX 7900 GRE 's Advantages
Released 11 years and 1 months late
Boost Clock2245MHz
More VRAM (16GB vs 2GB)
Larger VRAM bandwidth (576.0GB/s vs 28.51GB/s)
4736 additional rendering cores