This HP 713977-B21 compatible 4GB DDR3-1600MHz Single Rank Registered ECC 1.35V 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.
- Allow convenient and fast access to the stored information your computer is actively using for maximum efficiency
- No matter how heavy and numerous the applications that you are using, 1600 MHz memory speed with registered signal will run them smoothly
- 4 GB memory smoothly executes complex apps and games
- 240-pin-pin DDR3 SDRAM interface synchronizes electrical and clock signals for an efficient data transfer rate
- 1 x 4GB modules for dependable storage efficiency and maximum convenience
- 240-pin for optimal performance and maximum reliability
- CL11 CAS latency for quicker access to the required location in a timely efficient manner
- DIMM form factor with 240-pin and 4 GB memory size effectively lessens the electrical load on the memory controller to allow maximum feasibility
- Registered signal processing allows convenient and easy reconfiguration according to your requirements
