This HP 647871-B21 compatible 4GB DDR3-1333MHz Single Rank Registered ECC 1.35V 240-pin CL9 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.
- Enables efficient and smooth execution of all your heavy-duty applications with maximum productivity
- Up to 1333 MHz speed for playing the latest games and using heavy software
- 4 GB of memory to refine your computer's performance
- DDR3 SDRAM interface multiplexes 2-bit data from memory cell and I/O buses to minimize processor idle time and enhance your computer's performance
- 1 x 4GB modules for dependable storage efficiency and maximum convenience
- 240-pin for faster, dependable performance and better access to data and information
- CL9 CAS latency for reliable, fast response and improved performance
- DIMM form factor with 240-pin and 4 GB memory size effectively reduces minimizes the load on the server memory BUS to ensure maximum productivity
- Registered signal processing allows convenient and easy reconfiguration according to your requirements
