Samsung’s plans to use the Exynos 2600 chipset in the upcoming Galaxy S26 series, depending on the region, have been plagued by production issues. There are efficiency issues in the 2nm GAA (Gate-All-Around) bands where the chipset will be manufactured. If this situation persists, it is reported that Qualcomm’s Snapdragon 8 Elite chipset will become more prevalent in the Galaxy S26 series.
Exynos 2600 Production Issues
Previously, it was rumored that the Exynos 2600 chipset was on par with the Apple A19 Pro and Snapdragon 8 Elite Gen 5 in terms of performance, leading to plans to use it in nearly half of the Galaxy S26 series.

However, sources indicate that the 2nm Exynos 2600 only achieved around 50 percent efficiency in the initial production run of 15,000 units. Samsung’s target efficiency for this production run was around 70 percent.
Industry sources argue that, with its current efficiency, the Exynos 2600 chipset can only be used in a 30% portion of the Galaxy S26 series. As manufacturing processes progress, achieving the desired efficiency levels quickly becomes more difficult.
Similarly, TSMC, despite initially achieving low efficiency, has now perfected its 2nm process. The fate of the Exynos 2600 chipset will be determined by its maximum efficiency towards the end of the year.
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