model processor internal storage storage caliche
PPC-1011
Support for Baytrail processors J1900/J1800/N2807 Supports DDR3L 1333MHz Max 8G DDR4 2933MHz Max32GB Supports DDR3L standard configuration of 4GB and M-SATA standard configuration of 128G Supports 1*Sata,1*Mini-Sata
PPC-1211
Support for Baytrail processors J1900/J1800/N2807 Support DDR3L 1333MHz Max 8G/ DDR4 2933MHz Max32GB Supports DDR3L standard configuration of 4GB and M-SATA standard configuration of 128G Supports1*Sata,1*Mini-Sata
PPC-1511
Support for Intel ® Bay Trail, Gemini lake, Elkhart lake, 6th generation Sky lake&7th generation Kaby lake, 8th generation Whiskeylake&10th Support Single strip DDR3L 1333MHz Max 8G,DDR4 2133/2400MHz  Max 8G Supports SO-DIMM, M-SATA, M.2 Sata, M.2 NVME storage M-SATA 128G
PPC-1711
support Intel® Bay Trail、Gemini lake、Elkhart Lake、6th Sky Lake &7th Kaby Lake、8th Whiskeylake &10th Cometlake-U processor Single strip DDR3L 1333MHz Max 8G、Single strip DDR4 2133/2400MHz Max 8G、Single strip DDR4 3200MHz Max 32G、DDR4 2133MHz Max 32G 、DDR4 2666MHz Max 32G support SO-DIMM 、support M-SATA、 M.2 Sata、 M.2 NVME storage M-SATA 128G M-SATA 128GB M.2 2280 Sata 128GB M.2 2280 NVME 256GB M.2 2280 NVME 256GB
PPC-1911
Support for Intel ® Bay Trail, Gemini lake, Elkhart lake, 6th generation Sky lake&7th generation Kaby lake, 8th generation Whiskeylake&10th generation Cometlake U processors Single strip DDR3L 1333MHz Max 8G Single strip DDR4 2133/2400MHz  Max 8G Supports SO-DIMM, M-SATA, M.2 Sata, M.2 NVME storage M-SATA 128G M-SATA 128GB M.2 2280 Sata 128GB M.2 2280 NVME 256GB M.2 2280 NVME 256GB
PPC-2111
Support for Intel ® Bay Trail, Gemini lake, Elkhart lake, 6th generation Sky lake&7th generation Kaby lake, 8th generation Whiskeylake&10th generation Cometlake U processors Single strip DDR3L 1333/2133/2400MHz Max 8G,DDR4 3200/2133/2666MHz Max 32G Supports SO-DIMM, M-SATA, M.2 Sata, M.2 NVME storage M-SATA 128G 、M.2 2280 Sata 128GB 、M.2 2280 NVME 256GB