AMD Radeon RX 580 2048SP 's Advantages
Released 4 years and 11 months late
Boost Clock has increased by 65% (1284MHz vs 780MHz)
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (224.0GB/s vs 28.80GB/s)
1728 additional rendering cores
AMD Radeon R7 240 OEM 's Advantages
Lower TDP (50W vs 150W)