AddOn 16GB DDR3 SDRAM Memory Module - 16 GB (1 x 16GB) - DDR3-1600/PC3-12800 DDR3 SDRAM - 1600 MHz - CL11 - 1.50 V - ECC - Registered - 240-pin - DIMM - Lifetime Warranty This HP 672631-S21 compatible 16GB DDR3-1600MHz Dual Rank Registered ECC 1.5V 240-pin CL11 factory original RDIMM is 100% guaranteed to be compatible with your system and to work right the first time. Adding additional memory is the best way to increase the performance of your system. All our memory is built to strict JEDEC standards to meet or exceed the Tier 1 OEM's factory requirements. Our products are also guaranteed by federal law to not affect or void OEM warranties.
Features
1600 MHz memory speed for great multitasking capability
Whether you are playing games, using heavy loaded OS or video editing software, the DIMM 16 GB of memory will make them run in a flash
240-pin-pin DDR3-1600/PC3-12800 operates at an effective bus speed with minimal power consumption and as a result, you get optimal computer performance with an improved memory heat dissipation