NVIDIA P104 100 's Advantages
Boost Clock has increased by 42% (1733MHz vs 1218MHz)
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (320.3GB/s vs 112.0GB/s)
1408 additional rendering cores
AMD Radeon 550X 's Advantages
Released 1 years and 3 months late
Lower TDP (50W vs 130W)