ATI Radeon HD 5550 's Advantages
Lower TDP (39W vs 150W)
AMD Radeon R9 370 1024SP 's Advantages
Released 5 years and 4 months late
Boost Clock975MHz
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (179.2GB/s vs 51.20GB/s)
704 additional rendering cores