One for AMD's X570 platform

Western Digital is apparently working on a firmware update for WD Black SN850 M.2 NVMe SSD that should fix issues that this drive has on AMD X570 chipset motherboards.

WD's own controller and Sandisk 3D TLC NAND

Western Digital has officially unveiled and launched its newest WD Black NVMe M.2 2280 PCIe SSDs which will be available in 250GB, 500GB, and 1TB capacities and use WD's in-house controller paired up with Sandisk 3D TLC NAND, offering sequential transfer speed of up to 3,400/2,800 MB/s.

3.5-inch, 7200 RPM, 4TB HDD