NVIDIA GeForce GTX 970 's Advantages
Lower TDP (148W vs 185W)
AMD Radeon RX 580 's Advantages
Released 2 years and 7 months late
Boost Clock has increased by 14% (1340MHz vs 1178MHz)
More VRAM (8GB vs 4GB)
Larger VRAM bandwidth (256.0GB/s vs 224.4GB/s)
640 additional rendering cores