Memory Comments:
Mfgr’s System P/N’s: 507785-B21, 507786-B21, 507787-B21, 507788-B21, 531350-B21.
DDR3-1333 modules can automatically clock down to 1066MHz and 800MHz depending on module configuration or processor model installed. Please refer to the system manual for proper installation of DIMMs for Single, Dual, and Triple Channel configurations. For detailed memory configuration rules and guidelines, please use the Online DDR3 Memory Configuration