AMD Radeon R9 270 's Advantages
Released 2 years and 8 months late
Boost Clock925MHz
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (179.2GB/s vs 98.50GB/s)
1088 additional rendering cores
NVIDIA GeForce GTX 550 Ti 's Advantages
Lower TDP (116W vs 150W)