AMD Radeon R9 280X 's Advantages
Released 2 years and 5 months late
Boost Clock1000MHz
More VRAM (3GB vs 1536GB)
Larger VRAM bandwidth (288.0GB/s vs 38.40GB/s)
1904 additional rendering cores
NVIDIA GeForce GT 545 's Advantages
Lower TDP (70W vs 250W)