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TS-473 | Affordable high-end AMD RX-421ND quad-core NAS with PCIe slots for adding M.2 SSD, 10GbE connectivity or a graphics card | QNAP (US)
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TS-473A | 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-473 4-Bay NAS Enclosure TS-473-4G-US B&H Photo Video
QNAP TS-473-4G - NAS server - 4 bays - SATA 6Gb/s - RAID 0, 1, 5, 6, 10, JBOD, 5 hot spare, 6 hot spare, 10 hot spare - RAM 4 GB - Gigabit Ethernet - iSCSI support | Walmart Canada