16GB DDR3-1333 ECC RDIMM KIT FOR HP # AM328AAxiom Memory Axiom 16GB DDR3 1333 ECC RDIMM Kit (2 x 8GB) for HP AM231A, AM328A 16 GB (2 x 8GB) DDR3 1333 PC3 10660 DDR3 SDRAM 1333 MHz ECC Registered 240 pin RDIMM Lifetime Warranty VPN: AM328A AX SKU: RSC319586 UPC: 845282065855 Whether you are playing games, using heavy loaded OS or video editing software, the 16 GB of memory will make them run in a flash Up to 1333 MHz memory speed for remarkable multitasking capability DDR3 1333 PC3 10660