AMD Radeon R7 265 's Advantages
Lower TDP (150W vs 180W)
NVIDIA GeForce GTX 1080 11Gbps 's Advantages
Released 3 years and 2 months late
Boost Clock has increased by 87% (1733MHz vs 925MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (352.3GB/s vs 179.2GB/s)
1536 additional rendering cores