HP 687462-001 COMP 8GB DDR3-1600MHZ ECC SRX4 RDIMMAddOn 8 GB DDR3 SDRAM Memory Module 8 GB (1 x 8GB) DDR3 1600 PC3 12800 DDR3 SDRAM 1600 MHz Single rank Memory CL11 1. 50 V ECC Registered 240 pin RDIMM Lifetime Warranty VPN: 687462 001 AM SKU: RSC948753 UPC: 821455324332 RDIMM 8 GB capacity is enough to execute all memory hungry programs simultaneously 1600 MHz memory speed for great multitasking capability 240 pin pin DDR3 SDRAM interface synchronizes electrical and clock signals for an efficient