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This HP 593911-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.
- RAM Module offers enhanced memory with maximum productivity
- No matter how heavy and numerous the applications that you are using, 1333 MHz memory speed with registered signal and CL9 latency will run them smoothly
- 4 GB memory allows you to have more programs open at a time
- 240-pin-pin DDR3 SDRAM interface synchronizes electrical and clock signals for an efficient data transfer rate
- 1 x 4GB modules for quick access and retrieval of data and information to ensure maximum usability
- 240-pin for optimal performance and maximum reliability
- CL9 CAS latency for faster, dependable clock cycles which allows quick access and retrieval of data and information
- DIMM form factor with 240-pin and 4 GB memory size for enhanced performance and speed to allow maximum usability
- Registered signal processing allows higher accuracy and enhanced ram module performance
