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IBM 4490-9406 4GB Kit (4x1GB) DDR-266MHz Micro-DIMM 1Rx8 CL2.5 Memory
- Total Capacity: 4GB
- Kit Configuration: 4 x 1GB modules
- Memory Type: DDR-266MHz
- Form Factor: Micro-DIMM
- CAS Latency (CL): 2.5
- Designed for specific IBM server or workstation models.
- Provides essential memory for system operations.
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Product Overview
The IBM 4490-9406 is a 4GB kit consisting of four 1GB DDR-266MHz Micro-DIMM memory modules. Designed for specific IBM systems, these modules offer a total of 4GB of RAM with a CAS Latency of 2.5.
Technical Information
| Total Capacity | 4GB |
| Module Size | 1GB |
| Number of Modules | 4 |
| Memory Type | DDR-266MHz |
Additional Specifications
| Form Factor | Micro-DIMM |
| CAS Latency | CL2.5 |
| Part Number | 4490-9406 |
| Manufacturer | IBM |
Product Description
The IBM 4490-9406 is a memory upgrade kit specifically designed for certain IBM systems that utilize the Micro-DIMM form factor. This kit contains four individual 1GB memory modules, totaling 4GB of RAM. The memory operates at a DDR-266MHz speed, which corresponds to PC2100, providing a respectable level of performance for systems of the era it was designed for. The modules feature a CAS Latency (CL) of 2.5, indicating the number of clock cycles required for the memory controller to access a specific column address in response to a row access command. Micro-DIMMs are smaller form factor memory modules, typically used in compact systems like small form factor desktops, laptops, or specific server configurations where space is limited. The 4490-9406 kit is engineered to be compatible with IBM machines that require this specialized memory type, ensuring seamless integration and optimal performance. Upgrading the memory with this kit can significantly improve system responsiveness, allowing for smoother multitasking and faster application loading. As a genuine IBM part, the 4490-9406 memory kit meets the manufacturer's specifications for quality and reliability. It is crucial to ensure system compatibility before purchasing, as Micro-DIMMs are not interchangeable with standard DIMMs or SO-DIMMs. This kit provides a straightforward way to enhance the memory capacity of compatible IBM hardware, supporting its operational requirements.

