NOT KNOWN FACTUAL STATEMENTS ABOUT AJM SLOT

Apple didn't officially announce the memory bandwidth from the M1, but states the M1 Max is "virtually 6x the memory bandwidth of M1." This, in principle, puts the M1 at all around 66GB/s of peak memory bandwidth.Benchmarks that have surfaced seem to concur that the extra cores and the enhancements to Fabric Increase the graphical functionality, wh