Google's Pixel Watch 5 might get a custom Tensor chip, giving up on Qualcomm as a supplier. This makes sense since Google is also using Tensor chips for its Pixel smartphones, but interestingly the switch will only happen in 2026, so the Pixel Watch 4 will presumably still use a Qualcomm SoC. That said, the roadmap document that this leak is based on is itself from early 2023, which means a lot could have changed from then and up until now, keep that in mind. Google Pixel Watch 3 Now, this Tensor chip's CPU would have one Cortex-A78 core and two Cortex-A55 cores, according to the...
Source: https://www.gsmarena.com/google_pixel_watch_5_to_have_a_custom_tensor_chipset-news-65101.php