AMD Radeon 550X 640SP 's Advantages
Released 6 years and 1 months late
Boost Clock1071MHz
More VRAM (4GB vs 2GB)
Lower TDP (50W vs 175W)
AMD Radeon HD 7870 GHz Edition 's Advantages
Larger VRAM bandwidth (153.6GB/s vs 48.00GB/s)
640 additional rendering cores