AMD Radeon R9 270 's Advantages
Lower TDP (150W vs 180W)
NVIDIA GeForce GTX 1070 Ti 's Advantages
Released 4 years late
Boost Clock has increased by 82% (1683MHz vs 925MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (256.3GB/s vs 179.2GB/s)
1152 additional rendering cores