The dual-bay QNAP TS-215B NAS, designed for home and small office use, is powered by Intel’s 14nm Celeron J3355 dual-core 2.0GHz processor, 2 GB or 4 GB dual-channel DDR3L SODIMM RAM (upgradable to 8GB) and supports 3.5”/2.5” SATA HDDs or SSDs.
TS-215B gives QNAP customers a single PCIe slot...