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Apple discontinues the Mac Pro

9to5mac.com

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Re: Apple discontinues the Mac Pro

#142
post #136

Earlier quoted context omitted.

As someone who worked on the M2 Mac Pro and has a real soft spot for it, I get it. It’s horrendously expensive and doesn’t offer much benefit over a Mac Studio and a thunderbolt pci chassis. My personal dream is that vms would support pci pass through and so you can just spin up a Linux vm and let it drive the gpus. But at that point, why are you buying a Mac? Opinions are my own obvs.

> My personal dream is that vms would support pci pass through and so you can just spin up a Linux vm and let it drive the gpus. SR-IOV is just that? and is well supported by both Windows and Linux.

[flagged]

Re: Apple discontinues the Mac Pro

#143

As someone who came from the SGI O2/Octane era when high-end workstations were compact, distinctive, and sexy, I’ve never really understood the allure of the Mac Pro, with the exception of the 2013 Mac Pro tube, which I owned (small footprint, quiet, and powerful). For me, aesthetics and size are important. That workstation on your desk should justify its presence, not just exist as some hulking box. When Apple relea…

I'm surprised they even tried selling an Apple Silicon Mac Pro - I expected that product to die the moment they announced the transition. Everything that makes Apple Silicon great also makes it garbage for high-performance workstations.

The allure of the Mac Pro is that you could dodge the Apple Tax by loading it up with RAM and compute accelerators Apple couldn't mark up. Well, Apple Silicon works against all of that. The hardware fabric and PCIe controller specifically prohibit mapping PCIe device memory as memory[0], which means no GPU driver ever will work with it. Not even in Asahi Linux. And the RAM is soldered in for performance. An Ultra class chip has like 16 memory channels, which even in a 1-DIMM per channel routing would have trace lengths long enough to bottleneck operating frequency.

The only thing the socketed RAM Mac Pros could legitimately do that wasn't a way to circumvent Apple's pricing structure was take terabytes of memory - something that requires special memory types that Apple's memory controller IP likely does not support. Intel put in the engineering for it in Xeon and Apple got it for free before jumping ship.

Even then, all of this has gone completely backwards. Commodity DRAM is insanely expensive now and Apple's royalty-bearing RAM prices are actually reasonable in comparison. So there's no benefit to modularity anymore. Actually, it's a detriment, because price-discovery-enforcing scalpers can rip RAM out of perfectly working computers and resell the RAM. It's way harder to scalp RAM that's soldered on the board.

[0] In violation of ARM spec, even!

Re: Apple discontinues the Mac Pro

#144

As someone who came from the SGI O2/Octane era when high-end workstations were compact, distinctive, and sexy, I’ve never really understood the allure of the Mac Pro, with the exception of the 2013 Mac Pro tube, which I owned (small footprint, quiet, and powerful). For me, aesthetics and size are important. That workstation on your desk should justify its presence, not just exist as some hulking box. When Apple relea…

[deleted]

Re: Apple discontinues the Mac Pro

#145
This makes sense, for that kind of money you could always build a beastly workstation in a real ATX case with standard components. Install Linux and the Mac looks like an expensive toy in comparison.

Re: Apple discontinues the Mac Pro

#147

Earlier quoted context omitted.

As someone who worked on the M2 Mac Pro and has a real soft spot for it, I get it. It’s horrendously expensive and doesn’t offer much benefit over a Mac Studio and a thunderbolt pci chassis. My personal dream is that vms would support pci pass through and so you can just spin up a Linux vm and let it drive the gpus. But at that point, why are you buying a Mac? Opinions are my own obvs.

> Opinions are my own obvs. Whose else would they be?

Maybe he was trying to say he isn’t a spokesman for anyone else :-)

Re: Apple discontinues the Mac Pro

#150

As someone who came from the SGI O2/Octane era when high-end workstations were compact, distinctive, and sexy, I’ve never really understood the allure of the Mac Pro, with the exception of the 2013 Mac Pro tube, which I owned (small footprint, quiet, and powerful). For me, aesthetics and size are important. That workstation on your desk should justify its presence, not just exist as some hulking box. When Apple relea…

i wish i'd never traded in my 2016 mac pro (aluminum polished tube) as it was beefy, it was silent, clever thermo design (like the powerpc cube 20 years earlier or so), and i'd upgraded the living crap out of it for cheap.
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