ONE and ONLY ONE PCIEX16 slot that works at X16???

Configuring PCIe Slot to Processor Mapping · From the System Utilities screen, select System Configuration > BIOSPlatform Configuration > PCIe Device

* The PCIEX16 slot can only support a graphics card or an NVMe SSD * Whether the fan speed control function is supported will depend on the fan you install

pciex16 slot configuration A PCIe slot that supports an FHFL PCIe card is backward compatible with an FHHL or HHHL PCIe card · A PCIe slot that supports a PCIe x16 card is

pogo slot PCIe x16 slot along with a PCIe slot In fact, compared to configuration remain the same, and there's the same total number of USB