HP ProDesk 400 G4 Desktop Mini Business PC Specifications

It provides more bandwidth than an x1 slot and is commonly used for various expansion cards, including storage controllers, RAID cards, and some sound cards

HP ProDesk 400 G4 Desktop Mini Business PC Specifications A PCIe x1 slot has only one PCIe lane Although there is only one PCIe lane, the PCIe x1 slot can be used for various low-power PCIe

It provides more bandwidth than an x1 slot and is commonly used for various expansion cards, including storage controllers, RAID cards, and some sound cards

pcie slot width DDR4 SODIMM Slot x 2, up to 64GB, support IBECC; HDMI x 1, DP x 2, Type-C 2230 E-Key x 1 Others, — environment

PCIe buses can support 1x, 4x, 8x, and 16x lanes PCIe has an effective transfer speed of up to 985 MBs per lane which means there is a potential transfer

pcie slot pinout If you have the option of multiple slots where at least one supports PCIe, it's worth considering your secondary slot for an SSD upgrade When combined

PCIe slot There are total 5 PCIe slots :2 PCIe x1, PCIe x4, PCIe x8, PCIe x16 Among them we recommend PCIe x4 for 10 GB