The AMD RX 9060 XT 8 GB is the objective winner of this comparison, securing victory across eight of the fourteen evaluated specifications. Its most significant advantage over the competition is the inclusion of AV1 Encoding, which represents a 100% improvement in that specific capability. While the NVIDIA RTX 3090 Ti falls behind in the total count of winning categories, it maintains a substantial lead in raw processing power, specifically boasting 425% more shader units than its counterpart.

Users who prioritize modern media workflows and efficient video processing should select the AMD RX 9060 XT 8 GB for its superior AV1 Encoding support. Conversely, the NVIDIA RTX 3090 Ti is the better choice for tasks that rely heavily on massive parallel processing, as its vastly higher shader unit count provides a clear hardware advantage for compute-intensive applications. Your final decision should depend on whether your primary workload favors encoding efficiency or raw shader throughput.