AMD Ryzen 7 5800X3D vs AMD Phenom II X4 945

Ryzen 7 5800X3D vs Phenom II X4 945 specs and performance

In our benchmarks, the Ryzen 7 5800X3D beats the Phenom II X4 945 in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Phenom II X4 945 in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Ryzen 7 5800X3D has significantly more cores than the Phenom II X4 945. Indeed, the Ryzen 7 5800X3D has 8 cores compared to 4 cores found in the Phenom II X4 945. It also has more threads than the Phenom II X4 945. Our comparison shows that the Ryzen 7 5800X3D has a slightly higher clock speed compared to the Phenom II X4 945. The info from our database shows that the Ryzen 7 5800X3D has more L2 cache than the Phenom II X4 945. The Ryzen 7 5800X3D also has significantly more L3 cache.

Modern CPUs generally have more logical cores than physical cores, this means that each core is split into multiple virtual cores, improving efficiency for parallel workloads. Indeed, the Ryzen 7 5800X3D has more threads than cores. Each physical core is split into multiple threads.