AddOn - Memory Upgrades 12GB (3 x 4GB) ECC Registered DDR3 1333 (PC3 10600) Memory Model 500658-12G-AM

hese parts are FACTORY ORIGINAL Tier 1 modules (from either Samsung, Micron, Hynix, Infineon, etc.). You cannot buy a better module, and there is a good chance that it is an identical module you may get directly from the OEM. All ACP modules are built to meet or exceed OEM specifications, and JEDEC standards. All memory modules come with a Lifetime warranty and are 100% guaranteed compatible for the appropriate systems it is intended for. (Actual ACP part shipped is 3pcs of AM1333D3DRLPR/4G).