Supermicro SuperWorkstation SYS-551A-T is an Intel Xeon W-3400 Monster
If you take nothing else from this review, this should be the image that sticks in your mind when thinking about the Supermicro SYS-551A-T. There are class-leading 16 DDR5 DIMM slots, liquid cooling for the 56-core Xeon W CPU, six PCIe Gen5 x16 slots, and four M.2 slots for an onboard storage array.