Here's two runs of CrystalDiskMark 5.1.2 on the previous driver:
And here's two after. I ran the Intel SSD Optimizer between these two, seems it might've helped a tiny bit with writes at least:
Differences seem within random variance except for the 4k writes, which seem to lose about 2.5% performance. Mm. Probably imperceptible so I'm just going to leave it, but figured folks would like to see some results.