AMD Radeon RX 590 's Advantages
Released 3 years and 6 months late
Boost Clock has increased by 47% (1545MHz vs 1050MHz)
More VRAM (8GB vs 4GB)
Larger VRAM bandwidth (256.0GB/s vs 32.00GB/s)
1920 additional rendering cores
AMD Radeon R7 350X OEM 's Advantages
Lower TDP (65W vs 175W)