Core i7-6700 vs Core Ultra 7 155U specs and performance
In our benchmarks, the Core Ultra 7 155U beats the Core i7-6700 in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-6700 in all gaming tests too.
When comparing core counts for these CPUs, we notice that the Core Ultra 7 155U has significantly more cores with 12 cores compared to the Core i7-6700 that has 4 cores. It also has more threads than the Core i7-6700. With our hardware info, we find that the Core i7-6700 has a significantly higher clock speed than the Core Ultra 7 155U. Despite this, the Core Ultra 7 155U has a slightly higher turbo speed. In terms of cache, the Core Ultra 7 155U has significantly more L2 cache when compared to the Core i7-6700. The Core Ultra 7 155U also has significantly more L3 cache.
Most CPUs have more threads than cores. This technology, colloquially called hyperthreading, improves performance by splitting a core into multiple virtual ones. This provides more efficient utilisation of a core. Indeed, the Core i7-6700 has more threads than cores. Each physical core is split into multiple threads.
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