Chester (lamchester.delete@this.gmail.com) on November 26, 2020 10:24 am wrote:
> > > I'm gonna criticize this test for the opposite reason juanrga criticized the other one: this person
> > > didn't match memory speeds. Intel was tested with DDR4-2933, AMD was tested with DDR4-3200. When
> > > comparing architectures, it's best to keep variables constant as much as possible.
> > >
> > BTW for Matisse and Vermeer the supported speed is the
> > same (DDR-3200) and the same was used for both so the
> > Zen 3 IPC boost is not influenced by this, only Skylake's IPC is
>
> Matisse/Vermeer only support up to DDR4-3200 because the JEDEC standard
> stops there. Skylake only supporting DDR4-2933 is rather arbitrary.
>
> But both AMD and Intel are regularly run with faster memory. Insisting on sticking to 'stock' memory speeds
> is a misguided refusal to acknowledge the popularity of XMP. Maybe juanrga's position made sense 15 years
> ago when faster than officially supported memory wasn't the default. Times have changed though.
>

The problem is Intel locks memory "overclocking" in almost all of its chipsets. So while you can by a budget $50 A320 MB for a Zen3 and run DDR-4000 1:1 to fabric almost no problems you cant do the same for intel outside of the expensive Z line of motherboards.