The Radeon Pro 450 on the lowest-priced MacBook Pro has the peak FP32 performance of just 1 teraflop. It is significantly lower than NVIDIA Pascal-based GeForce GTX 10-Series (up to 9 teraflops on GTX 1080) and Radeon RX 460 (2.2 teraflops). However, its advantages are the small size...