NVIDIA GeForce GT 640 's Advantages
Lower TDP (65W vs 245W)
AMD Radeon RX 7700 XT 's Advantages
Released 11 years and 2 months late
Boost Clock2544MHz
More VRAM (12GB vs 2GB)
Larger VRAM bandwidth (432.0GB/s vs 28.51GB/s)
3072 additional rendering cores