NVIDIA GeForce GTX 660 Ti 's Advantages
Lower TDP (150W vs 295W)
AMD Radeon RX Vega 64 Limited Edition 's Advantages
Released 5 years late
Boost Clock has increased by 58% (1546MHz vs 980MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (483.8GB/s vs 144.2GB/s)
2752 additional rendering cores