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Micron MT9KSF51272AZ-1G6E1ZG 4GB DDR3-1600MHz UDIMM 1Rx8 CL11 Memory
- Capacity: 4GB
- Memory Type: DDR3 SDRAM
- Form Factor: UDIMM (Unbuffered DIMM)
- Speed: 1600MHz (PC3-12800)
- CAS Latency: CL11
- Organization: 1Rx8 (Single Rank, 8 bits wide per chip)
- Voltage: 1.5V (typical for DDR3)
- ECC Support: Not specified (UDIMMs are typically non-ECC, but some server UDIMMs can be ECC)
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Product Overview
The Micron MT9KSF51272AZ-1G6E1ZG is a 4GB DDR3 Unbuffered DIMM (UDIMM) memory module. It operates at a speed of 1600MHz with a CAS Latency of CL11, designed for servers and workstations. This module features a 1Rx8 organization, indicating one rank of memory chips with eight chips per rank.
Technical Information
| Manufacturer | Micron |
| Part Number | MT9KSF51272AZ-1G6E1ZG |
| Capacity | 4GB |
| Memory Type | DDR3 SDRAM |
| Form Factor | UDIMM |
Additional Specifications
| Speed | 1600MHz |
| CAS Latency | CL11 |
| Rank | 1Rx8 |
| Voltage | 1.5V |
| ECC | Not specified |
Product Description
The Micron MT9KSF51272AZ-1G6E1ZG is a high-quality memory module designed to enhance the performance of compatible computing systems, primarily servers and workstations. With a capacity of 4 Gigabytes, it provides a significant boost to the system's random access memory, allowing for more applications to run simultaneously and for larger datasets to be processed efficiently. The module utilizes DDR3 SDRAM technology, which was a standard for performance computing prior to the advent of DDR4 and DDR5, offering a balance of speed and power efficiency for its era. Operating at a frequency of 1600MHz (often referred to as PC3-12800), this memory module ensures rapid data transfer between the CPU and the memory. The CAS Latency (CL) of 11 indicates the number of clock cycles required for the memory controller to access a specific column of data. A CL11 rating at 1600MHz is a common and respectable performance metric for DDR3 memory. The module's organization as 1Rx8 signifies that it is a single-rank module, composed of memory chips that are 8 bits wide. This configuration is typical for many standard UDIMMs and impacts how the memory controller addresses the memory chips. This specific module is an Unbuffered DIMM (UDIMM), which means it does not feature an onboard buffer chip. UDIMMs are commonly used in desktop computers and many entry-level to mid-range servers. While the title does not explicitly state ECC (Error-Correcting Code) capability, many server-grade UDIMMs do support ECC, which is crucial for maintaining data integrity in critical applications. Users should verify system compatibility and ECC requirements before installation. The standard operating voltage for DDR3 memory is 1.5V, ensuring compatibility with motherboards designed for this specification.



