sudo cat /sys/kernel/debug/dri/0/amdgpu_pm_info

returns:

GFX Clocks and Power:
	96 MHz (MCLK)
	23 MHz (SCLK)
	500 MHz (PSTATE_SCLK)
	96 MHz (PSTATE_MCLK)
	474 mV (VDDGFX)
	24.0 W (average GPU)
 
GPU Temperature: 44 C
GPU Load: 1 %
MEM Load: 0 %
 
SMC Feature Mask: 0x0003ebb871ffffff
VCN: Disabled
 
Clock Gating Flags Mask: 0x3bc08030d
	Graphics Fine Grain Clock Gating: On
	Graphics Medium Grain Clock Gating: On
	Graphics Medium Grain memory Light Sleep: Off
	Graphics Coarse Grain Clock Gating: On
	Graphics Coarse Grain memory Light Sleep: On
	Graphics Coarse Grain Tree Shader Clock Gating: Off
	Graphics Coarse Grain Tree Shader Light Sleep: Off
	Graphics Command Processor Light Sleep: Off
	Graphics Run List Controller Light Sleep: Off
	Graphics 3D Coarse Grain Clock Gating: Off
	Graphics 3D Coarse Grain memory Light Sleep: Off
	Memory Controller Light Sleep: On
	Memory Controller Medium Grain Clock Gating: On
	System Direct Memory Access Light Sleep: Off
	System Direct Memory Access Medium Grain Clock Gating: Off
	Bus Interface Medium Grain Clock Gating: On
	Bus Interface Light Sleep: Off
	Unified Video Decoder Medium Grain Clock Gating: Off
	Video Compression Engine Medium Grain Clock Gating: Off
	Host Data Path Light Sleep: Off
	Host Data Path Medium Grain Clock Gating: Off
	Digital Right Management Medium Grain Clock Gating: Off
	Digital Right Management Light Sleep: Off
	Rom Medium Grain Clock Gating: Off
	Data Fabric Medium Grain Clock Gating: Off
	VCN Medium Grain Clock Gating: Off
	Host Data Path Deep Sleep: Off
	Host Data Path Shutdown: On
	Interrupt Handler Clock Gating: On
	JPEG Medium Grain Clock Gating: Off
	Repeater Fine Grain Clock Gating: On
	Perfmon Clock Gating: On
	Address Translation Hub Medium Grain Clock Gating: On
	Address Translation Hub Light Sleep: On