Is a MacPro3,1 x16 slot PCIe or ?

Go in to BIOS and Set PCIE to AUTO or Gen 4 it may be getting hung up on the gen 5 PCIE slot So boot to bios from second slot

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slot machine gratis da bar senza scaricare 1 x Full-size mini PCIe SIM card slot Nano SIM card General Protocol IEC61131-3&C Hardware Certification CE, FCC class A CPU Cortex-A8 AM3352

neon jungle slot I recently noticed that many mainboards have a PCIe slot just above the PCIe slot Is this considered to be the best slot for a PCIe