Pc Freezing
From your description it's almost certainly the NVMe SSD. No dump file + WHEA is almost always storage.
if you want to make sure, go into Event Viewer → Windows Logs → System. Select Filter Current Log on the right hand side. In the Event Sources dropdown menu, select "WHEA-logger". If you have any WHEA events, select one and click the Details tab in the lower half of Event Viewer. Find the RawData field. This huge block of letters and numbers is the error record. If it's storage, the name of the drive will be included as hex encoded ASCII here. So copy the entire block, paste it here and click Convert. At the bottom of the converted data, it will have the name of the storage if it's storage related. The other data is supposed to be gibberish because it's the CPER from the CPU, not ASCII text.
The RawData block:

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