The device in question prevent the Intel SoC from entering deeper Package C-State like PC8, hence consumes unnecessary high power.
Created attachment 288883 [details]
Created attachment 288885 [details]
lspci under Windows
ASPM L1 is enabled under Windows.
Created attachment 288887 [details]
lspci under Linux
Created attachment 288889 [details]
is this related to the Samsung SSD bug?
No it's unrelated.
Author: Kai-Heng Feng <email@example.com>
Date: Wed May 6 01:34:21 2020 +0800
PCI/ASPM: Allow ASPM on links to PCIe-to-PCI/PCI-X Bridges