Just spotted this on LinusTechTip's channel:
The connector looks to be the same as the PCIe connector used for their other tiny (really tiny) video cards:
https://smallformfactor.net/forum/threads/extra-tiny-dell-video-card-4gb-940mx-and-mx150.6778/
I'm guessing, but looks to possibly be a power connector at the top right, and the video connector at the bottom left.
The connector looks to be the same as the PCIe connector used for their other tiny (really tiny) video cards:
https://smallformfactor.net/forum/threads/extra-tiny-dell-video-card-4gb-940mx-and-mx150.6778/
I'm guessing, but looks to possibly be a power connector at the top right, and the video connector at the bottom left.