# What SSDTs do each platform need

Please see the specific ACPI section of your config.plist, all SSDTs needed are covered there with a brief explainer. But here's a very quick TL;DR:

# Desktop

Platforms CPU EC AWAC NVRAM USB
Penryn N/A SSDT-EC N/A N/A N/A
Lynnfield and Clarkdale
SandyBridge CPU-PM (opens new window) (Run in Post-Install)
Ivy Bridge
Haswell SSDT-PLUG
Broadwell
Skylake SSDT-EC-USBX
Kaby Lake
Coffee Lake SSDT-AWAC SSDT-PMC
Comet Lake N/A SSDT-RHUB
AMD (15/16h) N/A N/A N/A
AMD (17h) SSDT-CPUR for B550 and A520 (opens new window)

# High End Desktop

Platforms CPU EC RTC PCI
Nehalem and Westmere N/A SSDT-EC N/A N/A
Sandy Bridge-E SSDT-UNC
Ivy Bridge-E
Haswell-E SSDT-PLUG SSDT-EC-USBX SSDT-RTC0-RANGE
Broadwell-E
Skylake-X N/A

# Laptop

Platforms CPU EC Backlight I2C Trackpad AWAC USB IRQ
Clarksfield and Arrandale N/A SSDT-EC SSDT-PNLF N/A N/A N/A IRQ SSDT
SandyBridge CPU-PM (opens new window) (Run in Post-Install)
Ivy Bridge
Haswell SSDT-PLUG SSDT-GPI0
Broadwell
Skylake SSDT-EC-USBX N/A
Kaby Lake
Coffee Lake (8th Gen) and Whiskey Lake SSDT-PNLF-CFL SSDT-AWAC
Coffee Lake (9th Gen)
Comet Lake
Ice Lake SSDT-RHUB

Continuing:

Platforms NVRAM IMEI
Clarksfield and Arrandale N/A N/A
Sandy Bridge SSDT-IMEI
Ivy Bridge
Haswell N/A
Broadwell
Skylake
Kaby Lake
Coffee Lake (8th Gen) and Whiskey Lake
Coffee Lake (9th Gen) SSDT-PMC
Comet Lake N/A
Ice Lake

# SSDT Creation