The Intel Arc A580 is the objective winner of this comparison, securing victory across eight of the fourteen measured specifications. Its most significant technical advantage over the NVIDIA RTX 3070 Ti is its AV1 encoding capability, which represents a 100% improvement in that specific metric. By leading in the majority of categories, the Intel Arc A580 establishes itself as the more versatile option based on the provided hardware data.

Choose the Intel Arc A580 if your primary focus is on advanced media production and efficient video encoding workflows, as it offers a substantial advantage in that area. Conversely, select the NVIDIA RTX 3070 Ti if your computing needs prioritize raw graphical processing power, as it maintains a 100% lead in shader units. Your final decision should depend on whether you value superior encoding features or the increased shader capacity provided by the hardware.