HP 850883-001 - 128GB PC4-2666V-L, load reduced (LRDIMM) synchronous dynamic random access memory (SDRAM), operated in a dual data rate (DDR4) mode, packaged in a dual in-line memory module, organized as 16Gx72 Retail
HP 868844-001 - 64GB PC4-2666V-L, Load Reduced (LRDIMM), synchronous dynamic random access memory (SDRAM),dual data rate(DDR4) mode, dual in-line memory module (DIMM), organized as 8Gx72 Retail
HP 868845-001 - 128GB PC4-2666V-L, Load Reduced (LRDIMM), synchronous dynamic random access memory (SDRAM),dual data rate(DDR4) mode, dual in-line memory module (DIMM), organized as 2Gx4 Retail
HP 871376-001 - 32GB PC4-2133P-R, registered synchronous dynamic random access memory (SDRAM),dual data rate (DDR4), dual in-line memory module (DIMM), organized as 2Gx72 Retail