WDDM can cause massive speed losses—sometimes 2x to 3x slower than Linux—during large data transfers between system RAM and GPU memory. TCC eliminates this performance hit, bringing Windows performance closer to Linux levels.
nvidia-smi -q | findstr "Driver Model"
For 90% of serious compute workloads—deep learning, AI training, CUDA development, and high-performance computing (HPC)—the answer is a definitive . tcc wddm better