The Apple Silicon Memory Model Meme

knowrohit07 · x · 2026-07-15

A quote tweet pokes fun at the memory model of Apple Silicon: on macOS/Apple Silicon, when writing code for programs like Bodega, memory allocation and GPU reads can land in the same address space. You just allocate and hand the pointer directly to Metal.

This is contrasted with the traditional approach, which requires serializing to a buffer, copying to shared memory, notifying the driver, and waiting for a fence—ultimately concluding with a dismissive "skill issue."

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