AMD Phenom II X4 945 vs AMD Ryzen Z1

Phenom II X4 945 vs Ryzen Z1 specs and performance

Our benchmark analysis concludes that the Ryzen Z1 performs better than the Phenom II X4 945. Furthermore, our gaming benchmark shows that it also outperforms the Phenom II X4 945 in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Ryzen Z1 has significantly more cores with 6 cores compared to the Phenom II X4 945 that has 4 cores. It also has more threads than the Phenom II X4 945. Our comparison shows that the Ryzen Z1 has a slightly higher clock speed compared to the Phenom II X4 945. The info from our database shows that the Ryzen Z1 has more L2 cache than the Phenom II X4 945. The Ryzen Z1 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. For instance, the Phenom II X4 945 has the same number of threads as cores. This means the the CPU does not support hyperthreading.