4-bay Plus series Neo+

Synology DS425+ Intel Celeron J4125 quad-core 2 GB RAM (max 6 GB) 2X M.2 NVMe slots 1 x 2.5GbE 1 x 1GbE RJ-45 LAN port

Synology DS725+ AMD Ryzen V1500B 8 GB RAM (max 32 GB) 2x M.2 NVMe slots 1 x 2.5GbE 1 x 1GbE RJ-45 port

Synology RackStation RS422+ 4 bays

Synology DiskStation DS725+ Nas Server 2.6Ghz DC 4GB DDR4

QNAP TS-464, NAS, Tower, Intel® Celeron®, N5095, 8 GB, DDR4

Synology HAT5320-4T Enterprise HDD 4TB

QNAP TS-435XEU, NAS, Rack (1U), Marvell, CN9131, 4 GB, DDR4

QNAP TS-453E, NAS, Tower, Intel® Celeron®, J6412, 8 GB, 0 TB

QNAP TS-632X, NAS, Tower, Alpine, Alpine AL-524, 4 GB, DDR4