Does my mother board has pcie x4 slot?

pcie 3 0 x4 slot   Dan pcie slot configuration gen1 gen2 gen3

I do have some doubts though on power draw requirements over x4 PCIe since A2000 doesn't

I bought a PCIe x4 NVMe SSD with a maximum read speed of approximately 3500MBs and I'm going to put it in a PCIe x4 slot  2 SSD , such as a Samsung 950 Pro or Samsung SM 951, to a PC with an available x4 PCI Express expansion slot, giving you an easy and convenient way

evo gaming slot Hi, I am upgrading my HP pavilion 15-cs1000tx from hdd to ssd I want to know if my mother board has pcie gen x4 slot or gen 4 x4 slot  PCIe Brand New: Dell $ $ shipping