MadShrimps has published a review of the 1TB Patriot P300 M.2 SSD today. Here's a quote from the full review:
Even if the P300 is a DRAMless implementation with the Silicon Motion 4-channel SM2263XT, the drive supports Host Memory Buffer and coupled with the pseudo-SLC caching in the NAND ICs, we do get decent performance while writing continuously to the drive.
