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Re:Apple discontinues the Mac Pro with no plans for future h... by rayiner on Friday March 27, 2026 @03:07AM (#47539800)
Here’s more recent HW: https://www.pugetsystems.com/labs/articles/impact-of-gpu-pci...

This is an RTX4080.

“In the more common situations of reducing PCI-e bandwidth to PCI-e 4.0 x8 from 4.0 x16, there was little change in content creation performance: There was only an average decrease in scores of 3% for Video Editing and motion graphics. In more extreme situations (such as running at 4.0 x4 / 3.0 x8), this changed to an average performance reduction of 10%.”

Re:Apple discontinues the Mac Pro with no plans for future h... by AnthonyMouse on Friday March 27, 2026 @04:52AM (#47540362)
A 10% performance reduction seems like a lot to be leaving on the table.
Re:Apple discontinues the Mac Pro with no plans for future h... by rayiner on Friday March 27, 2026 @06:02AM (#47540794)
Not really.
Re:Apple discontinues the Mac Pro with no plans for future h... by mrheosuper on Friday March 27, 2026 @04:58AM (#47540392)
The article is nearly 3 years old and the 4080 is not even top of the line at the written time.

Still, 10% in difference is still considerable, almost gen-to-gen difference