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Fujitsu F4523-L645 16GB DDR3-1066MHz RDIMM 4Rx4 CL7 Memory
- 16GB memory capacity
- DDR3 SDRAM technology
- Registered DIMM (RDIMM) for server use
- Speed: 1066MHz (PC3-8500R)
- Latency: CL7
- Configuration: 4Rx4 (Quad-Rank)
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Product Overview
The Fujitsu F4523-L645 is a 16GB DDR3 Registered DIMM (RDIMM) memory module. It operates at 1066MHz with a CL7 latency and is designed for servers and high-performance workstations that support DDR3 RDIMM memory. The 4Rx4 configuration indicates a quad-rank design, offering increased memory density and performance.
Technical Information
| Memory Capacity | 16GB |
| Memory Type | DDR3 SDRAM |
| Form Factor | RDIMM (Registered DIMM) |
| Speed | 1066MHz |
Additional Specifications
| CAS Latency | CL7 |
| Rank | 4Rx4 (Quad-Rank) |
| Brand | Fujitsu |
| Part Number | F4523-L645 |
Product Description
The Fujitsu F4523-L645 is a high-performance 16GB memory module engineered for demanding server and workstation environments. It utilizes DDR3 SDRAM technology, which offers improved performance and power efficiency over previous generations. As a Registered DIMM (RDIMM), this module incorporates an onboard register that buffers command and address signals, reducing electrical load on the memory controller. This feature is critical for system stability and allows for higher memory capacities and more memory modules to be installed in a system, making it the standard for enterprise-grade servers. Operating at a speed of 1066MHz (often designated as PC3-8500R), this memory module delivers substantial bandwidth for data-intensive applications. The CAS Latency (CL) of 7 indicates the number of clock cycles it takes for the memory to respond to a column address command. A CL7 rating at this speed provides a good balance between performance and stability. The 4Rx4 configuration signifies a quad-rank design, where each memory module is divided into four ranks, further enhancing data throughput and allowing for greater memory density within the system's memory channels. This specific Fujitsu module is designed to meet the rigorous demands of enterprise computing, ensuring reliability and performance for critical applications, virtualization, and large-scale data processing. Its specifications make it compatible with a wide range of servers and workstations that support DDR3 RDIMM memory, providing an upgrade path for systems requiring increased memory capacity and improved operational efficiency. Always verify system compatibility before installation.



