To put it simply:
To explain it a bit further:
No matter what version of Capture you have, it will work with Clutch. All Peak Design plates allow attachment of Anchor connectors, so you can use the plate that comes with Clutch, or you can use the plate that came with your Capture Clip.
When attached, the Anchor will allow attachment of Clutch without obstructing the quick-release lock on Capture.