Hp z640 NVMe PCIe Crucial card on PCIe expansion car

You can plug pcie into slots as it's backwards compatible but the speeds will be limited to Gen 3 It wouldn't be able to go above the

When installed in a Windows PC's PCIe slot with four SSDs formatted in a RAID 0 configuration, the card is capable of 8,500 MBs transfers Aggregate

candy bar slot A PCIe x4 SSD card, for example, can be inserted into a PCIe x14 slot, while a PCIe x16 card cannot be inserted into an x1, x2, x4,

cannot determine a partition for slot 2 supports both SATA and PCIe, an module may only be inserted in either one of the two interfaces, so check your motherboard documentation