NVIDIA Tesla K8 's Advantages
More VRAM (8GB vs 4GB)
Larger VRAM bandwidth (160.0GB/s vs 128.1GB/s)
640 additional rendering cores
NVIDIA Quadro T1000 Mobile 's Advantages
Released 4 years and 8 months late
Boost Clock has increased by 79% (1455MHz vs 811MHz)
Lower TDP (50W vs 100W)