Use CTRL+F to check if your memory is on this list

If you already own a DDR4 stick but are unsure about it's serial number then you can use CPU-Z to help you identify it (in the spd tab)!

RAM serial number
F4-3200C15-8GVK
KHX2666C15D4/8G
CMK16GX4M2B3200C16
F4-3000C15-4GVRB