Core i5-5257U vs Core 2 Quad Q9550 specs and performance
Our benchmark analysis concludes that the Core i5-5257U performs better than the Core 2 Quad Q9550. Furthermore, our gaming benchmark shows that it also outperforms the Core 2 Quad Q9550 in all gaming tests too.
When comparing core counts for these CPUs, we notice that the Core 2 Quad Q9550 has significantly more cores with 4 cores compared to the Core i5-5257U that has 2 cores. But they both have the same number of threads. These CPUs have different clock speeds. Indeed, the Core 2 Quad Q9550 has a slightly higher clock speed compared to the Core i5-5257U. A Core i5-5257U CPU outputs less heat than a Core 2 Quad Q9550 CPU because of its significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. The info from our database shows that the Core 2 Quad Q9550 has more L2 cache than the Core i5-5257U
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 i5-5257U has more threads than cores. Each physical core is split into multiple threads.
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