Is my Samsung 980 PRO NVMe running in PCIe 3 or PCIe 4

They are all compatible Even a PCIe SSD will work just fine, but the speed will be limited to PCIe x4

Is my Samsung 980 PRO NVMe running in PCIe 3 or PCIe 4 The card physically has an X4 interface, so it could be plugged into an X4, X8, or X16 slot It can still physically only access 4 lanes (else

They are all compatible Even a PCIe SSD will work just fine, but the speed will be limited to PCIe x4

m2 vs nvme slot PCIe PCIe x 16 Slots 7 · 6 · 5 · 4 · 3 · 2 · 1 SSD Slots 5 x Ultra-Fast Storage：4*PCIe x4 slots; Efficient Overall Thermal：VRM Thermal

You're referring to NVME based M2 SSDs, correct? But yes if the SSD is PCIE spec then of course the speed will be less when used on PCIE

m2 sata vs nvme slot MOS; Supports DDR4 4733+ ; 1 PCIe x16, 1 PCIe x16, 1 PCIe x1, 1 Key E for WiFi; Graphics Output Options: HDMI, DisplayPort; AMD

To be specific, a PCIe slot has an 8 GTs transfer rate per lane, while a PCIe slot has a 16 GTs transfer rate per lane Moreover, the