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Black BD4GX21866MT16 Diamond 8GB Kit DDR3-1866MHz UDIMM 2Rx8 Memory
- Kit Capacity: 8GB (2 x 4GB modules)
- Memory Type: DDR3 SDRAM
- Speed: 1866MHz (PC3-14900)
- Form Factor: UDIMM (Unbuffered DIMM)
- Rank: 2Rx8 (Dual Rank x8)
- Latency: CL16
- Voltage: 1.5V
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Product Overview
The Black Diamond BD4GX21866MT16 is an 8GB kit consisting of two 4GB DDR3 UDIMM memory modules. Designed for desktop computers, this kit offers a total capacity of 8GB and operates at a speed of 1866MHz with a CL16 latency. The 2Rx8 configuration provides good performance for general computing tasks.
Technical Information
| Kit Capacity | 8GB |
| Module Size | 4GB |
| Number of Modules | 2 |
| Memory Type | DDR3 SDRAM |
| Speed | 1866MHz |
Additional Specifications
| Form Factor | UDIMM |
| Rank | 2Rx8 |
| Latency | CL16 |
| Voltage | 1.5V |
Product Description
The Black Diamond BD4GX21866MT16 is a performance-oriented memory kit designed to enhance the capabilities of desktop computers. This package includes two 4GB DDR3 Unbuffered DIMM (UDIMM) modules, providing a total system memory of 8GB. The modules are engineered to operate at a high frequency of 1866MHz, identified as PC3-14900, which significantly boosts data transfer rates compared to lower-speed DDR3 modules. This makes it suitable for multitasking, gaming, and running memory-intensive applications. Each module in this kit features a dual-rank (2Rx8) configuration. Dual-rank modules can offer performance advantages by allowing the memory controller to access different ranks of memory chips independently, potentially improving throughput and efficiency in certain scenarios. The modules have a CAS Latency (CL) of 16, which indicates the number of clock cycles required for the memory to respond to a command. This latency, combined with the 1866MHz speed, provides a balanced performance profile for everyday computing and more demanding tasks. Designed for standard desktop motherboards that support DDR3 memory, these UDIMMs are unbuffered, meaning they do not have an onboard register. This makes them suitable for a wide range of consumer-grade systems. The standard operating voltage for DDR3 memory is 1.5V, ensuring compatibility with most motherboards designed for this memory standard. The Black Diamond series aims to provide reliable and efficient memory upgrades for users looking to improve their system's responsiveness and overall performance.


