AMD Radeon R9 270 1024SP 's Advantages
Released 4 years and 6 months late
Boost Clock925MHz
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (153.6GB/s vs 28.80GB/s)
976 additional rendering cores
NVIDIA GeForce GT 420 OEM 's Advantages
Lower TDP (50W vs 150W)