Ramblings from the AMD Computex keynote 2019

So this is most of my ramblings about the AMD press conference at Computex 2019

  • Currently announced RX 5000 series GPUs aren't built off the GCN architecture, instead being RadeonDNA. This is gonna make driver development on MacOS a hell of a lot harder depending on how much effort Apple will put into driver development(It took Apple almost 2 years to fix fan profile issues with Vega GPUs). But something to keep in mind is that there's some extra Device IDs within the AMDRadeonx5000 kext which may be used as a basis for the AMDRadeonx6000 kext that'll likely be for Navi so Apple may have actually put some extra work in ahead of time for once
  • Acer Nitro 5 with AMD Ryzen 7 3750H and RX 560X: These are extremely similar to the GPUs in the 2018 MacBook Pros(RP 560X) so we may finally have support for AMD laptops. This is insane
  • Ryzen 3(Zen 2): Doesn't seem to be too different from Ryzen/Ryzen+ architecturally so the patches currently used for running Vanilla AMD will likely still be supported but that insane IPC performance may hint at some serious underlying differences. We'll have to wait till the CPUs are released on July 7th for us to really know
  • PCIe 4.0: Should have native support as there was minimal issues when PCIe 3.0 was released even though the MacPro's of the time were only PCIe 2.0. Even if there's issues, motherboard support forcing the PCIe bus to go down to 3.0 and most users will likely be using a PCIe 3.0 GPU if they're not going Navi
  • X570 chipset is an 11 watt chip vs X470 being a 5.8 watt, nothing to do with hackintoshes but goddamn I thought we were done with chipset fans long ago

Overall quite impressed with AMD's keynote, seriously temped to buy a 12 core Ryzen 3 CPU but will have to see how both real world performance and supplies pans out

submitted by /u/dracoflar
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