The Intel Arc B580 is the objective winner of this comparison, securing victories in eleven out of thirteen measured specifications. Its most significant technical advantage is its FP16 performance, which outperforms the NVIDIA GTX 1070 Ti by 20931 percent. This massive disparity in floating-point capability establishes the Intel Arc B580 as the superior component across the vast majority of the evaluated hardware metrics.

Users prioritizing modern computational throughput should select the Intel Arc B580 for its overwhelming advantage in FP16 performance. Conversely, the NVIDIA GTX 1070 Ti remains a viable option for specific workflows that rely heavily on memory bandwidth, as it maintains a 33 percent lead in memory bus width. Choose the former for its broad spec-based dominance or the latter if your specific application requirements favor the memory bus architecture provided by the older hardware.