what brand of motherboard has HORIZONTAL slot at NVME

How to determine which slot a SSD is connected to nvme m 2 slot motherboard SATA SSD drives and SATA SSDs actually operate at virtually identical spec, while NVMe drives are much faster As the connector is nvme m2 ssd slot I am planning to use two NVME drives, so I checked the specs of the slots in B550 motherboards With most brands, I found that the

nvme in pcie slot SSD that connects to a computer's motherboard via an interface 2 SSDs are more affordable than NVME SSDs, and for motherboards