The Intel Core Ultra 5 225 is the objective winner of this comparison, securing more individual specification victories than its counterpart. While the Intel Core i5-12600K maintains a significant lead in thread count, offering a 60% advantage in that specific area, the Intel Core Ultra 5 225 provides a more substantial technical edge. Its most impactful improvement is in L2 cache capacity, where it outperforms the older model by 132%, providing a clear advantage in memory-related specifications.

Users prioritizing high thread counts for multitasking workloads should select the Intel Core i5-12600K to leverage its superior thread capacity. Conversely, those who favor modern architectural improvements and require the expanded L2 cache capacity should choose the Intel Core Ultra 5 225. By focusing on these specific advantages, buyers can align their choice with either the thread-heavy design of the former or the cache-optimized performance profile of the latter.