I could find OCP accelerator spec but it looks like an open source reimplementation, not actual SXM2. That said, the photos of SXM2-PCIe adapters I could find l

I could find OCP accelerator spec but it looks like an open source reimplementation, not actual SXM2. That said, the photos of SXM2-PCIe adapters I could find look almost entirely passive, so I don't think all hopes are lost either.