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The MacBook ARM, inside, haven't changed much
The usual iFixit team reveals it with one of its teardowns comparing the new incarnations of MacBook Pro and MacBook Air to those already on the market with Intel CPUs. Since an image is more explanatory than a thousand words, here they are in comparison. Let's start with the Pro.The differences are minimal. Different speech for the Air where, as can be seen, the fan has been removed for heat dissipation. A detail underlined by Apple also during the presentation phase.
The T2 chip delegated to data security has also disappeared, replaced by the Secure Enclave unit integrated in M1.
The work done by Apple is therefore appreciable not so much from an aesthetic point of view (outside or inside it changes little), but observing the results of the benchmarks that so far reward the choice to abandon Intel for the supply of the core components of the technical sheet.
Source: iFixit