The Part number of the KU19P Device in SOM is XCKU19P-2FFVB2104I.
In Vivado choose the part number xcku19p-ffvb2104-2-I as mentioned in FPGA user guide.
For further product inquiries, please get in touch with our sales team at mktg@iwave-global.com
Please find the detailed product information here:
Kintex™ UltraScale+™ System on Module