1. The architecture is different
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The Kirin 990 adopts the A76 architecture, and the Kirin 9000 will gradually adopt the A78 architecture.
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2. Processing technology
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The Kirin 9000 processor uses the latest TSMC 5nm process, which can accommodate 1.713 transistors per square millimeter, while the Kirin 990 processor is an eight-core processor made with a 7nm process.
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3. Different performance
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Compared with the A76, the CPU and GPU performance of the A78 soared, the overall performance increased by 50%, and the overall chip performance far exceeded the Snapdragon 865, reaching the level of 875.
The biggest difference is that 9000 is a 5nm process, while 990 is a 7nm process.