AMD Radeon RX 580 's Advantages
Lower TDP (185W vs 250W)
AMD Radeon RX 6750 XT 's Advantages
Released 4 years and 11 months late
Boost Clock has increased by 94% (2600MHz vs 1340MHz)
More VRAM (12GB vs 8GB)
Larger VRAM bandwidth (432.0GB/s vs 256.0GB/s)
256 additional rendering cores