z8 card slots: HP Z8 G4 Workstation | Configure-to-Order - Bargain Hardware. Amazon.com: JJC 12 Slots Portable SD Micro SD Memory Card Case ... . HP Z8 G5 Desktop Workstation | HP® Official Site.
Slot 4: PCIe Gen3 x16. ... Slot 6: PCIe Gen3 x16 - Available ONLY when 2nd processor is installed QuickSpecs HP Z8 G4 Workstation.
The Z8 G5 offers more CPU performance than ever before, in a classic dual-socket design, to accelerate rendering with real-time ray tracing and data visualization.