NVMe SSD 50% slower on socket 1

2 slot supports 4X bay is wired as SATA 1 x 88DJK - Thermal pad 1 x 4270E

In this video I discuss the difference between an SSD and a NVME PCI-Ex4 SSD From how

slot machine meme Chapter 5, page 34 indicates that there are two SSD slots The one on the right is for a secondary NVMe SSD

slot drainage channel PCupgrades # #NVME #InstallPCDrive How to add and install & configure extra m 2