HP 664696-001 COMP 8GB DDR3-1333MHZ ECC 1.5V DR UDIMMAddOn 8GB DDR3 SDRAM Memory Module For Server 8 GB (1 x 8GB) DDR3 1333 PC3 10664 DDR3 SDRAM 1333 MHz Dual rank Memory CL9 1. 50 V ECC Unbuffered 240 pin DIMM Lifetime Warranty VPN: 664696 001 AM SKU: RSC853817 UPC: 821455323434 DIMM 8 GB bar will run multiple applications together and enhance your computer's performance 1333 MHz speed and CL9 latency to execute routine softwares at a steady pace DDR3 SDRAM interface multiplexes 2 bit data from memory