AMD Radeon R9 270 1024SP 's Advantages
Larger VRAM bandwidth (153.6GB/s vs 96.00GB/s)
128 additional rendering cores
AMD Radeon RX 560D 's Advantages
Released 2 years and 4 months late
Boost Clock has increased by 27% (1175MHz vs 925MHz)
More VRAM (4GB vs 2GB)
Lower TDP (65W vs 150W)