AMD Ryzen 5 3450U vs Intel Core i5-8400

Ryzen 5 3450U vs Core i5-8400 benchmarks

In our benchmarks, the Core i5-8400 beats the Ryzen 5 3450U in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 5 3450U in all gaming tests too.

With info from our database, we find that the Core i5-8400 has significantly more cores with 6 cores whereas the Ryzen 5 3450U has 4 cores. Despite this, the Ryzen 5 3450U has more threads than the Core i5-8400. These CPUs have different clock speeds. Indeed, the Core i5-8400 has a slightly higher clock speed compared to the Ryzen 5 3450U. A Ryzen 5 3450U CPU outputs less heat than a Core i5-8400 CPU because of its significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. In terms of cache, the Ryzen 5 3450U has slightly more L2 cache when compared to the Core i5-8400. Despite this, the Core i5-8400 has significantly more L3 cache compared to the Ryzen 5 3450U.

The more cores a CPU has, the better the overall performance will be in parallel workloads such as multitasking. Many CPUs have more threads than cores, this means that each physical core is split into multiple logical cores, making them more efficient. Indeed, the Ryzen 5 3450U has more threads than cores. Each physical core is split into multiple threads.