Intel Core i5-10400 vs Intel Core i9-12900T

Core i5-10400 vs Core i9-12900T specs and performance

According to the hardwareDB Benchmark tool, the Core i5-10400 is faster than the Core i9-12900T. Furthermore, our gaming benchmark shows that it also outperforms the Core i9-12900T in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Core i9-12900T has significantly more cores than the Core i5-10400. Indeed, the Core i9-12900T has 16 cores compared to 6 cores found in the Core i5-10400. It also has more threads than the Core i5-10400. These CPUs have different clock speeds. Indeed, the Core i5-10400 has a significantly higher clock speed compared to the Core i9-12900T. Despite this, the Core i9-12900T has a slightly higher turbo speed. The Core i9-12900T outputs less heat than Core i5-10400 thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. In terms of cache, the Core i9-12900T has significantly more L2 cache when compared to the Core i5-10400. The Core i9-12900T 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 Core i5-10400 has more threads than cores. Each physical core is split into multiple threads.