Core i9-12900T vs Ryzen 7 8840U specs and performance
Our benchmark analysis concludes that the Core i9-12900T performs better than the Ryzen 7 8840U. Despite this, the Ryzen 7 8840U has the advantage in our gaming benchmark.
When comparing core counts for these CPUs, we notice that the Core i9-12900T has significantly more cores with 16 cores compared to the Ryzen 7 8840U that has 8 cores. It also has more threads than the Ryzen 7 8840U. Our comparison shows that the Ryzen 7 8840U has a significantly higher clock speed compared to the Core i9-12900T. Also, the Ryzen 7 8840U has a slightly higher turbo speed. The Ryzen 7 8840U outputs less heat than Core i9-12900T thanks to a slightly 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 Ryzen 7 8840U has significantly more L2 cache than the Core i9-12900T. Despite this, the Core i9-12900T has significantly more L3 cache compared to the Ryzen 7 8840U.
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. Indeed, the Core i9-12900T has more threads than cores. Each physical core is split into multiple threads.
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