Fanless PC with PCIe TB-5045-PCIe

1x PCIe x16 slot x8 LAN: 2x 10Gbps SFP+; 2x RJ45 Size: 196×189×48mm

If so, therein lies your issue It is not a PCIe rated eGPU adapter to mate witth you 64Gbps PCIe x4 NVMe slot + PCIe GPU If

mining fever slot Using a Thunderbold adapter in the upstream port to connect an existing ApplePChost systemnotebook The backplane provides 6 PCIe slots to the host PC

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