DDR for Arria 10 GX FPGA Development Kit

Dear I have Arria 10 GX FPGA Development Kit. Kit contains 2GB DDR4 SDRAM, 2GB DDR3 SDRAM, and RLDRAM3 (16 Meg x 36). Do you know about Manufacturer and Model of DDR(DDR4/DDR3/RLDRAM3) For ex...