NVIDIA GeForce GT 640 's Advantages
Lower TDP (65W vs 250W)
AMD Radeon RX 6750 XT 's Advantages
Released 9 years and 9 months late
Boost Clock2600MHz
More VRAM (12GB vs 2GB)
Larger VRAM bandwidth (432.0GB/s vs 28.51GB/s)
2176 additional rendering cores