TS-673A | AMD Ryzen™ quad-core 2.2 GHz 2.5GbE NAS supports M.2 NVMe SSD and PCIe expansion for adding 10GbE high-speed connectivity and M.2 SSD; QTS and QuTS hero dual operating system for
QNAP TS-464 Review « Blog | lesterchan.net
SSD Caching for Driving Performance - QNAP Direct
Qnap QTS 4.3.5 NAS OS With SSD Extra Over-Provisioning, and Network and Virtual Switch - StorageNewsletter