AMD Radeon HD 6850 1440SP Edition 's Advantages
Larger VRAM bandwidth (128.0GB/s vs 96.00GB/s)
928 additional rendering cores
AMD Radeon RX 550X 's Advantages
Released 6 years and 4 months late
Boost Clock1183MHz
More VRAM (4GB vs 1024GB)
Lower TDP (50W vs 151W)