AMD Radeon R9 270 1024SP 's Advantages
Released 2 years and 2 months late
Boost Clock has increased by 19% (925MHz vs 780MHz)
Larger VRAM bandwidth (153.6GB/s vs 28.80GB/s)
640 additional rendering cores
AMD Radeon HD 8570 OEM 's Advantages
Lower TDP (50W vs 150W)