AMD Radeon RX 580 's Advantages
Lower TDP (185W vs 250W)
AMD Radeon RX 6750 GRE 12 GB 's Advantages
Released 6 years and 6 months late
Boost Clock has increased by 93% (2581MHz vs 1340MHz)
More VRAM (12GB vs 8GB)
Larger VRAM bandwidth (432.0GB/s vs 256.0GB/s)
256 additional rendering cores