4x 32GB 128GB RAM ECC REG DDR4 2666 MHz f. Server Proliant XL170r XL190r XL230k
DIMM DDR4 ECC PC4-2666V-R 2666Mhz 288pin CL12. HP (-Compaq) Server Proliant XL190r Gen10 XL-Systems. HP (-Compaq) Server Proliant XL230k Gen10 XL-Systems. HP (-Compaq) Server Proliant XL170r Gen10 XL-Systems.