Why is the NVMe using PCIe x2 speed not PCIe x4 for which the port is mentioned for? - Dell Community
![PCI Express Link Speeds and Bandwidth Capabilities - PCI Express 2.0: Scalable Interconnect Technology, TNG PCI Express Link Speeds and Bandwidth Capabilities - PCI Express 2.0: Scalable Interconnect Technology, TNG](https://images.anandtech.com/reviews/chipsets/2008/pcie-2.0/BW_Table.png)
PCI Express Link Speeds and Bandwidth Capabilities - PCI Express 2.0: Scalable Interconnect Technology, TNG
![M.2 NVMe SSD NGFF to PCIE 3.0 X16 /X4 Adapter M Key Interface Card Support PCI Express 3.0 x4 2230-2280 Size m.2 Full Speed (Black Gold) : Electronics M.2 NVMe SSD NGFF to PCIE 3.0 X16 /X4 Adapter M Key Interface Card Support PCI Express 3.0 x4 2230-2280 Size m.2 Full Speed (Black Gold) : Electronics](https://m.media-amazon.com/images/I/61tbbXXzQeL._AC_SY450_.jpg)
M.2 NVMe SSD NGFF to PCIE 3.0 X16 /X4 Adapter M Key Interface Card Support PCI Express 3.0 x4 2230-2280 Size m.2 Full Speed (Black Gold) : Electronics
![Amazon.com: 5 Slot M.2 B-Key SATA Base SSD PCI-e 3.0 x2 Bandwidth Expansion Card Require x16 Slot SI-PEX40142 : Everything Else Amazon.com: 5 Slot M.2 B-Key SATA Base SSD PCI-e 3.0 x2 Bandwidth Expansion Card Require x16 Slot SI-PEX40142 : Everything Else](https://m.media-amazon.com/images/I/71uD8obLP9L._AC_SY450_.jpg)
Amazon.com: 5 Slot M.2 B-Key SATA Base SSD PCI-e 3.0 x2 Bandwidth Expansion Card Require x16 Slot SI-PEX40142 : Everything Else
![Universal Marvell 88SE9230 High Speed Dual SATA III to PCI Express X2 SSD Adapter card RAID card expansion card RAID 0/1|Computer Cables & Connectors| - AliExpress Universal Marvell 88SE9230 High Speed Dual SATA III to PCI Express X2 SSD Adapter card RAID card expansion card RAID 0/1|Computer Cables & Connectors| - AliExpress](https://ae01.alicdn.com/kf/HTB1IXaiheuSBuNjy1Xcq6AYjFXab/Universal-Marvell-88SE9230-High-Speed-Dual-SATA-III-to-PCI-Express-X2-SSD-Adapter-card-RAID.jpg_Q90.jpg_.webp)
Universal Marvell 88SE9230 High Speed Dual SATA III to PCI Express X2 SSD Adapter card RAID card expansion card RAID 0/1|Computer Cables & Connectors| - AliExpress
![Intel Chipset PCI Express Resource Assignments - PCI Express 2.0: Scalable Interconnect Technology, TNG Intel Chipset PCI Express Resource Assignments - PCI Express 2.0: Scalable Interconnect Technology, TNG](https://images.anandtech.com/reviews/chipsets/2008/pcie-2.0/Training.png)