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[Success] b1's "Mac Mini Killer" with macOS Mojave: i7-8700 | Gigabyte Z370N | RX560 | 16GB RAM

actually i forgot turn on the internal graphics in bios
so QuickSync is OK

Could you attache your config.plist? I will take a look. Because my QuickSync didn't work.
 
399953
 

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That is strange because SMBIOS 19.2 and 19.1 need a special version of macOS.

It is possible to use 19.2 with -no_compat_check boot option. But, I found that QuickSync doesn't work with SMBIOS. Will keep you updated.

It turned out that QuickSync works on macOS 10.14.5 beta with SMBIOS 19.2.

So, if you want to switch to SMBIOS 19.2 (iMac 2019) that gives better Power Management and CPU frequency control, just wait for macOS 10.14.5.
 
It turned out that QuickSync works on macOS 10.14.5 beta with SMBIOS 19.2.

So, if you want to switch to SMBIOS 19.2 (iMac 2019) that gives better Power Management and CPU frequency control, just wait for macOS 10.14.5.

Do you think this applies only to the newest 9th Intel processors generation? Or could it be beneficial to our 8th generation processors as well?
 
It turned out that QuickSync works on macOS 10.14.5 beta with SMBIOS 19.2.

For RX4XX/5XX GPUs, IQSV no longer important on 10.14.5 beta 2, RX4XX/5XX IOGVA is natively supported, all HW encoding/decoding can be executed by DGPU, and should work properly without IGPU enabled.

So, if you want to switch to SMBIOS 19.2 (iMac 2019) that gives better Power Management and CPU frequency control, just wait for macOS 10.14.5.

CPU PM work in HWP mode, default idle frequency offset to 1.3 GHz, slightly better than XCPM mode.
 
Do you think this applies only to the newest 9th Intel processors generation? Or could it be beneficial to our 8th generation processors as well?

All iMac 2019 used Z370 or Z390 chipset. Teoretecly SMBIOS 19.x should have better compatibility. I noticed better Power Management.

iMac's 21.5 (19.2) have 8th-generation CPUs and Radeon Pro 560x graphics. That is why I chose this SMBIOS.

iMac's 27 (19.1) have 8th- and 9th-generation CPU's with Radeon Pro 570X/575X/580X and optional Vega 48. This SMBIOS recommended for people with i9 and Vega, but should also work with my build.
 
Now my idle frequency looks like this.

400091
 
All iMac 2019 used Z370 or Z390 chipset. Teoretecly SMBIOS 19.x should have better compatibility. I noticed better Power Management.

iMac's 21.5 (19.2) have 8th-generation CPUs and Radeon Pro 560x graphics. That is why I chose this SMBIOS.

iMac's 27 (19.1) have 8th- and 9th-generation CPU's with Radeon Pro 570X/575X/580X and optional Vega 48. This SMBIOS recommended for people with i9 and Vega, but should also work with my build.

Cool, it looks like the newest SMBIOS definitions are a good deal for Z370/390 motherboard owners. It seems like my system, specifically, would be a good fit for the 19.1 SMBIOS since the Radeon Pro 580X is just a renamed RX580.

A couple of questions though. It's better to wait until the release of 10.14.5 right? Do you need to reinstall the OS after changing your hackintosh SMBIOS definition? Did you have any issues with your iCloud account?
 
I am moving into an RX 580 in a couple days on this MoBo and latest Mojave (not beta anymore).

Is the conventional wisdom to go with SMBIOS iMac 19,1 it sounds like?
 
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