Mystery solved as report tells us which chip powers Huawei’s Mate 70 series
December 13, 2024

Mystery solved as report tells us which chip powers Huawei’s Mate 70 series

It was previously reported that the high-end version of Huawei’s new flagship Mate 70 series is equipped with the Kirin 9100 application processor (AP) built by SMIC using a 6-nanometer process node. Since China’s largest foundry (and the world’s third largest after TSMC and Samsung foundries) is limited to using older deep ultraviolet lithography (DUV), it is assumed SMIC uses multiple patterning (also known as multiple exposures) to create thinner circuit patterns The silicon wafers needed by foundries to take their wafer production to the next level.
But after semiconductor analysis company TechInsights disassembled the Mate 70 Pro+the latter announced today that the SoC found in Huawei’s high-end flagship isn’t the 6nm Kirin 9100 after all; it’s the 7nm Kirin 9020. So the fact is that SMIC is not offering more advanced 6nm or 5nm chipsets for its second flagship line in 2024.

TechInsights did say that it found changes to the Kirin 9020’s circuit floor plan that enhance the performance and efficiency of the new chip. The chip size of Kirin 9020 is 15% larger than that of Kirin 9010.

TechInsight’s findings suggest that Huawei and SMIC will have difficulty following up on last year’s shock launch of the Mate 60 series, which featured 5G-capable Kirin chips for the first time since 2020’s Mate 40 series. The United States changed its export rules in 2020, banning foundries that use American equipment to produce chips from shipping advanced silicon to Huawei.

Qualcomm secured a license that allows the San Diego-based chipmaker to supply Snapdragon APs to the Huawei P50, Mate 50 and P60 flagship series. Qualcomm received a license from the U.S. Commerce Department because it tweaked the chip so that it would not work with 5G airwaves. The United States has been trying to prevent the Chinese military from acquiring advanced chips, including those that support 5G.

At the same time, the U.S. and Dutch governments are blocking Chinese companies from obtaining the extreme ultraviolet lithography machines needed by foundries to produce chip sets at 6 nanometer nodes and below. In short, lower process nodes usually mean using smaller transistors. This allows wafers to have higher transistor count (the number of transistors within the wafer) and higher transistor density (the number of transistors packed into a specific area of ​​the wafer). The more transistors a chip has, the more powerful and efficient the chip is usually.

2024-12-11 21:07:04

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