No it isn't:
https://www.newegg.com/crucial-32gb-ddr5-7500-cas-latency-cl...
CAMM2 is new and most of the PC companies aren't using it yet but it's exactly the sort of thing Apple used to be an early adopter of when they wanted to be.
It's the new thing. All three of the DRAM manufacturers intend to produce it:
https://www.digitimes.com/news/a20240916PD207/samsung-lpcamm...
And it's called "CAMM2" because it's not even the first version. Apple could have been working with the other OEMs on this since 2022 and been among the first to adopt it instead of the last:
https://www.techpowerup.com/294240/dells-ddr5-camm-appears-i...