7nm chips are faster and use less power than existing chips.
The first 7nm chip to be produced by Samsung is expected to be the Snapdragon 855.
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The article goes on to say that Samsung has shared the design database necessary for sample production with potential customers, including Qualcomm.
It is expected that the Galaxy S10 will be among the first phones to use this chip.
The Galaxy S9 uses the Snapdragon 845 or the Exynos 9810 chipsets, depending on where it was purchased.