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MediaTek Dimensity 9600 Pro Moves Flagship Phones to TSMC 2nm

Martin HollowayPublished 4d ago3 min readBased on 4 sources
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MediaTek Dimensity 9600 Pro Moves Flagship Phones to TSMC 2nm
source:mediatek.com

MediaTek has announced the Dimensity 9600 Pro, a flagship smartphone processor built on TSMC's 2-nanometer N2P process. The company said it is its first chip on that process. Engadget

MediaTek showed the chip at a press event in Taipei, Taiwan on September 11, 2026. Reuters

The company said the processor uses a 2+3+3 All Big Core CPU design. That means all eight cores are performance-class cores, split into three clusters, with no small efficiency cores for light background work.

MediaTek put the year-on-year gains at 17 percent higher single-core speed and 15 percent higher multi-core performance than the previous generation. It said multi-core power consumption is down 61 percent. Engadget

Looking at those numbers, power is the headline. For a flagship mobile chip, what matters most is sustained speed, which is limited by heat and battery life rather than short bursts of peak frequency.

On process, MediaTek said TSMC's 2nm technology is the first to use a nanosheet transistor structure, a new shape for the tiny switches that make up a chip. According to MediaTek, N2P is the next version in TSMC's 2nm family. MediaTek

The announcement follows a staged path. MediaTek CEO Rick Tsai had said the company planned to tape out its new 2-nanometer chip at TSMC in September 2025, meaning send the final design to the factory for first silicon. Reuters MediaTek then announced in September 2025 that it had developed a chip using TSMC's 2nm process.

To place that sequence in context, tape-out is a plan until silicon returns and is tested. Development is a milestone until a product is named and sampled. The September 2026 showcase is the product step in that sequence.

Looking at what this means for engineers working on mobile power and performance, the gap between the efficiency claim and the performance claims invites attention. A 61 percent cut in multi-core power next to 15 to 17 percent performance growth points to an efficiency-first use of the new manufacturing process and the All Big Core layout, not a push for higher clock speeds. In practice, that balance matters more for sustained work, where the chip can hold higher speed for longer within a fixed heat and power budget, than for short benchmark bursts.

In my view, that is the familiar way a process change creates value in phones. Peak test scores move a little. Behavior under continuous load changes more. Lower energy per task gives phone designers room to keep radios, displays, image processors and NPUs active together without forcing the CPU to slow down as early. For users, the effect is less about faster app opens and more about steady behavior when the phone is doing several demanding jobs at once.

Looking at what this enables over a longer period, on-device computing gains a lot from efficiency. Inference, which is running AI models on the phone itself, plus computational photography, gaming and modem-related processing are all limited by energy on a handset. If the CPU needs much less power for the same multi-threaded work, that budget can be used elsewhere in the system or saved as battery life. Either result is useful, and either is harder to sell than a speed number.

The broader context here is care in how to read vendor numbers. These are MediaTek-stated comparisons against the previous generation, not independent measurements, and they cover multi-core power and single- and multi-core performance separately. Real battery life, surface temperature and sustained speed will depend on choices by phone makers, including cooling, software scheduling, modem integration and display power. The manufacturing process and core layout set the starting point. They do not decide the finished phone.