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 57.73GB/s)
1088 additional rendering cores
NVIDIA GeForce GTS 450 Rev. 2 's Advantages
Lower TDP (106W vs 150W)