NVIDIA Quadro K5100M 's Advantages
More VRAM (8GB vs 6GB)
512 additional rendering cores
Intel Data Center GPU Flex 140 's Advantages
Released 9 years and 1 months late
Boost Clock has increased by 153% (1950MHz vs 771MHz)
Larger VRAM bandwidth (186.0GB/s vs 115.2GB/s)
Lower TDP (75W vs 100W)