Quad Core

Qnap TS-433 4 Bay ARM Cortex-A55 2.00GHz (4 Core), 2GB DDR4, 2 x USB 2.0, 1 x USB 3.2 Gen1, 2.5 Gigabit Ethernet, Gigabit Ethernet Diskless Tower NAS Enclosure

Qnap TS-473A 4 Bay AMD Ryzen V1500B 2.20GHz (4 Core), 8GB DDR4, 3 x USB 3.2 Gen2 Type-A, 1 x USB 3.2 Gen1 Type-C, 2 x M.2 2280 PCIe Gen3, Dual 2.5 Gigabit Ethernet Diskless Tower NAS Enclosure

WD My Cloud Home 4TB Realtek RTD1295 1.40GHz (4 Core), 1GB DDR3, 1x USB 3.0, Gigabit Ethernet NAS Personal Cloud Storage Solution

WD My Cloud Home 6TB Realtek RTD1295 1.40GHz (4 Core), 1GB DDR3, 1x USB 3.0, Gigabit Ethernet NAS Personal Cloud Storage Solution

WD My Cloud Home Duo 12TB (2 x 6TB Raid Mirror) Realtek RTD1295 1.40GHz (4 Core), 1GB DDR3, 2 x USB 3.0, Gigabit Ethernet NAS Personal Cloud Storage Solution
Preconfigured to RAID 1 (Mirror)

WD My Cloud Home Duo 16TB (2 x 8TB Raid Mirror) Realtek RTD1295 1.40GHz (4 Core), 1GB DDR3, 2 x USB 3.0, Gigabit Ethernet NAS Personal Cloud Storage Solution
Preconfigured to RAID 1 (Mirror)