[Comparison] Intel Core i5-1240P vs Core i5-1235U – Both can work fine for you, depending on what you do

    Today we have a very interesting comparison between two Alder Lake Core i5 processors, one from the P-series and one from the U-series. How much difference is there, and can the extra TDP be of help to the bigger chip? Keep in mind that the Core i5-1240P also has two extra performance cores, which will be of great help when it’s time for benchmarks.

    Here is our Top Laptop CPU Ranking, which has the best laptop CPUs in a list, based on performance.

    Today we are comparing the Intel Core i5-1240P against the Core i5-1235U.

    You can find more information about both CPUs here: Intel Core i5-1240P / Core i5-1235U 

    Specs table

    Intel Core i5-1240PIntel Core i5-1235U
    ArchitectureAlder Lake-PAlder Lake-U
    Cores / Threads12/1610/12
    Clock Speeds – Base/Boost1.20 – 4.40GHz0.90 – 4.40GHz
    Cache12MB12MB
    Lithography10nm10nm
    TDP15W15W
    Memory type

    DDR5-4800, LPDDR5-5200, DDR4-3200, LPDDR4x-4267

    DDR5-4800, LPDDR5-5200, DDR4-3200, LPDDR4x-4267
    Integrated GPUIntel Iris Xe Graphics G7 (80EU)Intel Iris Xe Graphics G7 (80EU)

    CPU benchmarks

    While the Core i5-1240P shows great improvements in 3D Rendering, scoring 33% higher, the laptops are very close in Photoshop, finishing the benchmark at essentially the same time.

    Results are from the Cinebench R23 CPU test (the higher the score, the better)


    GPU benchmarks

    While the laptops share the same iGPU, the one inside the P-series processor runs at a higher power limit, due to the CPU having a higher power limit itself. The iGPU inside the Core i5-1240P scores 9% higher in 3DMark Fire Strike and Unigine Superposition.

    Results are from 3DMark Fire Strike (Graphics) benchmark (higher the score, the better)

    Results are from the Unigine Superposition benchmark (higher the score, the better)


    Gaming tests

    cs-go-benchmarks

    CS:GOHD 1080p, Low (Check settings)HD 1080p, Medium (Check settings)HD 1080p, MAX (Check settings)
    Intel Iris Xe Graphics G7 (80EU) – Core i5-1240P144 fps (+7%)92 fps (+2%)64 fps (+5%)
    Intel Iris Xe Graphics G7 (80EU) – Core i5-1235U134 fps90 fps61 fps

    DOTA 2HD 1080p, Low (Check settings)HD 1080p, Normal (Check settings)HD 1080p, High (Check settings)
    Intel Iris Xe Graphics G7 (80EU) – Core i5-1240P160 fps (+13%)106 fps (+12%)61 fps (+9%)
    Intel Iris Xe Graphics G7 (80EU) – Core i5-1235U141 fps95 fps56 fps

    Conclusion

    The two processors perform well, with the Core i5-1240P being the obvious choice between the two if your work mainly consists of 3D Rendering. However, the CPUs are dead even in Photoshop, so you’ll be fine with both, while the U-series CPU should supposedly deliver longer battery life.

    All laptops with the Intel Core i5-1240P:


    All laptops with the Intel Core i5-1235G7:

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