Intel Core i9-9900KF vs Intel Core i9-12900T

Core i9-9900KF vs Core i9-12900T benchmarks

Our benchmark analysis concludes that the Core i9-9900KF performs better than the Core i9-12900T. Furthermore, our gaming benchmark shows that it also outperforms the Core i9-12900T in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Core i9-12900T has significantly more cores with 16 cores compared to the Core i9-9900KF that has 8 cores. It also has more threads than the Core i9-9900KF. With our hardware info, we find that the Core i9-9900KF has a significantly higher clock speed than the Core i9-12900T. Also, the Core i9-9900KF has a slightly higher turbo speed. The Core i9-12900T outputs less heat than Core i9-9900KF thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. The cache sizes of these CPUs are different. Indeed, the Core i9-12900T has significantly more L2 cache than the Core i9-9900KF. 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 i9-9900KF has more threads than cores. Each physical core is split into multiple threads.