Intel Core i7-1255U vs AMD Ryzen 9 5900XT

Core i7-1255U vs Ryzen 9 5900XT specs and performance

In our benchmarks, the Ryzen 9 5900XT beats the Core i7-1255U in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-1255U in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Ryzen 9 5900XT has significantly more cores with 16 cores compared to the Core i7-1255U that has 10 cores. It also has more threads than the Core i7-1255U. Our comparison shows that the Ryzen 9 5900XT has a significantly higher clock speed compared to the Core i7-1255U. Also, the Ryzen 9 5900XT has a slightly higher turbo speed. A Core i7-1255U CPU outputs less heat than a Ryzen 9 5900XT CPU because of its significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. The info from our database shows that the Ryzen 9 5900XT has more L2 cache than the Core i7-1255U. The Ryzen 9 5900XT 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 i7-1255U has more threads than cores. Each physical core is split into multiple threads.