The XCV300E-6BG352I is a specific model of the Xilinx XC300E series, which is a family of Field-Programmable Gate Arrays (FPGAs). Here is some information about the XCV300E-6BG352I FPGA:
The XCV1000E-8FG680C is a specific model from the Xilinx XCV1000E series of Field-Programmable Gate Arrays (FPGAs). Here's some information about the XCV1000E-8FG680C FPGA: