Most of Xiaomi's processor chips come from the United States Qualcomm Snapdragon, only one of which is its own research and development.
Xiaomi self-developed processor is named the surging S1 chip, this chip in February 28, 2017, the surging S1 chip was officially released, Mi 5C is the first domestic mobile phone equipped with the surging S1 chip. This millet independently developed external processor, running score and Mediatek HelioP20 equivalent, eight core 64-bit processor, the main frequency of up to 2.2GHz. Surging S1, as a blockbuster product for Xiaomi to test the water chip market, took three years to build.
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Xiaomi chips are Qualcomm and Mediatek.
Qualcomm and Mediatek make most of the chips in Xiaomi's phones. Xiaomi mobile phones belong to the Android machine camp, in the past, the high-end chip used and Qualcomm Snapdragon series, low-end use Mediatek helio series. At present, medium and high-end chips will also use Mediatek's Guet series chips, such as high-end GUet 9000 series and Guet 1000 series. The Qualcomm Snapdragon series chips will basically be used.