Quadro K1200 Advantages
Lower TDP (45W vs 105W)
Quadro P4000 Advantages
Released 2 years and 1 months late
Boost Clock has increased by 32% (1480MHz vs 1124MHz)
More VRAM (8GB vs 4GB)
Larger VRAM bandwidth (243.3GB/s vs 80.00GB/s)
1280 additional rendering cores