AMD Radeon RX 580 's Advantages
More VRAM (8GB vs 4GB)
Larger VRAM bandwidth (256.0GB/s vs 160.0GB/s)
1408 additional rendering cores
NVIDIA T1000 's Advantages
Released 4 years and 1 months late
Boost Clock has increased by 4% (1395MHz vs 1340MHz)
Lower TDP (50W vs 185W)