NVIDIA GeForce GTX 1660 Ti 's Advantages
Released 5 years and 2 months late
Boost Clock has increased by 90% (1770MHz vs 930MHz)
More VRAM (6GB vs 2GB)
Larger VRAM bandwidth (288.0GB/s vs 73.60GB/s)
1024 additional rendering cores
AMD Radeon R9 255 OEM 's Advantages
Lower TDP (65W vs 120W)