HP Elitebook 820 g2 slot with 2242 512GB NVME

How to choose and install an SSD which m 2 slot to use PCIe and particularly PCIe slots add complexity to motherboards making them more expensive They take up a lot of PCB space They're which expansion slot is used by an nvme compliant device_ 2 slot 6160 MBs READ and 6621 MBs WRITE The bottom slot 6075 MBs READ and 6229 MBs WRITE I use the latest CrystalDiskMark for testing

which slot machines have highest rtp The idea was to use PCI Express instead of SATA for the physical transfer of SSDs By bundling two SATA ports and transferring them via PCI