The Magnus EK51060 and EK51070 are both powered by Intel's quad-core i5-7300HQ CPU and integrate the GTX 1060/1070 GPUs, respectively. The ER51060 and ER51070 variants are powered by the 4-core/8-thread AMD Ryzen 5 1400 CPU and integrate the same GPUs. All new variants can integrate up to 32 GB RAM.
https://www.notebookcheck.net/Zotac-adds-GTX-1060-1070-GPUs-and-Ryzen-CPUs-to-its-Magnus-gaming-mini-PC-lineup.248566.0.html