Ryzen 7 7800X3D vs Core Ultra 7 155H comparison
Our benchmark analysis concludes that the Ryzen 7 7800X3D performs better than the Core Ultra 7 155H. Furthermore, our gaming benchmark shows that it also outperforms the Core Ultra 7 155H in all gaming tests too.
When comparing core counts for these CPUs, we notice that the Core Ultra 7 155H has significantly more cores with 16 cores compared to the Ryzen 7 7800X3D that has 8 cores. It also has more threads than the Ryzen 7 7800X3D. These CPUs have different clock speeds. Indeed, the Ryzen 7 7800X3D has a significantly higher clock speed compared to the Core Ultra 7 155H. In terms of cache, the Core Ultra 7 155H has significantly more L2 cache when compared to the Ryzen 7 7800X3D. Despite this, the Ryzen 7 7800X3D has significantly more L3 cache compared to the Core Ultra 7 155H.
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 Ryzen 7 7800X3D has more threads than cores. Each physical core is split into multiple threads.
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