This board includes an Intel 3.0GHz i5 (i5-7400) processor, Radeon Pro 555 (2GB) GPU and heatsink attached.
Versions of this board exist with and without SSD connector, but this particular board does include the PCIe SSD connector for installation of Apple's proprietary blade SSDs.
Only compatible with the iMac 21.5" A1418 (Mid 2017) with Retina 4K LCD display assembly.