CPU: AnnapurnaLabs Alpine AL324 64-bit ARM® Cortex-A57 quad-core 1.7GHz processor                                                                                                                                      CPU Architecture:64-bit ARM                                                                                                                                                                                                                                                                       System Memory:2 GB UDIMM DDR4 (1 x 2 GB)                                                                                                                                                                                                                             Drive Bay:4 x 3.5" SATA 6Gb/s, 3Gb/s +  Rail kit