Legacy Non-Metal GPUs and macOS Big Sur - Sequoia

[khronokernel]

Thanks to recent developments in the community and great work from @ASentientBot and the Moraea team, we've made great progress on GPU Acceleration support.

GPU Acceleration

Hardware Support

• NVIDIA Tesla: 8XXX-3XX
• NVIDIA Fermi: 4XX-5XX
• NVIDIA Maxwell: 9XX
• NVIDIA Pascal: 10XX
• ATI TeraScale 1: HD 2XXX-4XXX
• AMD TeraScale 2: HD 5XXX-6XXX
• Intel 5th Generation (Ironlake)
• Intel 6th Generation (Sandy Bridge)

Note that these patches are in active development and there are many issues, some listed below:

Current Issues with Acceleration Patches

Stability Issues

Issues	Reporter	Severity	Priority	Potential Fix
Graphics switching broken on dual GPU machines	DhinakG	Moderate	Moderate	Unknown, use gSwitch for manual switching

Sequoia only issues

Issues	Reporter	Severity	Priority	Potential Fix
Frozen gallery and no thumbnails on Photos app	EduCovas	High	High	Downgrade to Sonoma
Tiled windows feature doesn't work	EduCovas	Moderate	Moderate	Use a third party app
New Metal rendered wallpapers doesn't work	EduCovas	Moderate	Moderate	Requires Metal API
inverted colors on selected window screenshots	EduCovas	Moderate	Moderate	Downgrade to Sonoma
Broken background on Weather app	EduCovas	Moderate	Moderate	Downgrade to Sonoma (WeatherUI requires Metal API)

Sonoma and newer issues

Issues	Reporter	Severity	Priority	Potential Fix
Show desktop shortcuts not working	EduCovas	Moderate	Moderate	Downgrade to Ventura
Cycle through windows shortcut not working	EduCovas	Moderate	Moderate	Downgrade to Ventura

General Issues

Issues	Reporter	Severity	Priority	Potential Fix
DRM content won't play in Safari, TV and Music	EduCovas	Moderate	Unfixable	Use a third party browser (Hardware decoding unavailable on non-Metal GPU drivers)
Stage Manager non-functional	Mykola	Moderate	Moderate	Unsupported on non-Metal (incompatible with 10.14.6 SkyLight)
AirPlay display unstable	MykolaG	Moderate	Moderate	Unknown
Broken Maps in Monterey and newer	Mykola	Moderate	Moderate	Downgrade to Big Sur (Monterey VectorKit requires Metal)
Strange Window corners on HiDPI	Mykola	Moderate	Moderate	Unknown

Resolved Issues

Issues	Reporter	Severity	Priority	Potential Fix
Tile full screen windows feature doesn't work on Sonoma	EduCovas	Moderate	Moderate	Resolved with macOS Sequoia
Dock disappears after changing screen resolution	EduCovas	Moderate	Moderate	Resolved with f8a3d57
Unresponsive buttons in Catalyst apps on Sonoma	EduCovas	Moderate	Moderate	Resolved with 54c56e2
Menu Bar font color not changing even with Beta Menu Bar enabled	EduCovas	Moderate	Moderate	Resolved with 54c56e2
Black Interface Elements on certain Sandy Bridge Macs	PatrickBK	Moderate	Moderate	Resolved with 0.6.8
Wake from sleep distorts heavily on 11.3 Beta 1+ with AMD/ATI TeraScale 1	Mykola	Resolved	Resolved	Resolved with 0.6.6 and MacOS Ventura
Kernel Panic on Wake for Nvidia 8000 series and AMD/ATI TeraScale 1 GPUs	Mykola	Resolved	Resolved	Resolved with 0.6.6
Control Center Sliders Broken	ASentientBot	Resolved	Resolved	Resolved with 0.4.3
Forced Software Cursor	ASentientBot	Resolved	Resolved	Resolved with 0.4.3
Shifted/missing icons	ASentientBot	Resolved	Resolved	Resolved with 0.4.3
Erratic Colours on ATI TeraScale 2 GPUs	MykolaG	Resolved	Resolved	Resolved with 0.4.2
QuickLook Dismiss and Expand button missing	neogomo	Resolved	Resolved	Resolved with 0.4.3
Keyboard Backlight broken	Mykola	Resolved	Resolved	Resolved with 0.4.3
Automatic Dark/Lightmode not working	ASentientBot	Moderate	Moderate	Resolved with 0.4.4
Catalyst apps quoting after 1200 seconds	MykolaG	Moderate	Moderate	Resolved with 0.4.4
VNC Broken for legacy Tesla 1.0 and TeraScale 2.0	vale21	Moderate	Moderate	Resolved with 0.4.5
Bluetooth Connect Button not showing in Ventura Settings	Mykola	Moderate	Moderate	Resolved with 0.6.3
Emoji Picker Dismisses without pasting	MykolaG	Moderate	Moderate	Select emojis with arrow keys, resolved with 0.6.3 and macOS Ventura
MenuBar with Reduce Transparency broken	MykolaG	Moderate	Moderate	Resolved in Monterey
Menu Bar Blur and Selections	ASentientBot	Moderate	Moderate	Resolved with 0.6.3
Menu Bar white font on light wallpapers	EduCovas	Moderate	Moderate	Resolved with 0.6.3
Can't press Done in Widget Settings	EduCovas	Moderate	Moderate	Resolved with 0.6.3
Photo Booth Black Screen in Monterey	MykolaG	Moderate	Moderate	Resolved with 0.6.6