Samsung M378A1K43CB2-CRC 8GB 2400MHz DIMM-2400MHz Rx1 ECC Unbuffered Image

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Samsung M378A1K43CB2-CRC 8GB 2400MHz DIMM-2400MHz Rx1 ECC Unbuffered

  • Part Number : M378A1K43CB2-CRC
  • Brand : Samsung

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Samsung M378A1K43CB2-CRC Manufacturer
Samsung M378A1K43CB2-CRC Form Factor
Form Factor
Samsung M378A1K43CB2-CRC Capacity
Samsung M378A1K43CB2-CRC Memory Speed
Memory Speed
2400 Mhz
Samsung M378A1K43CB2-CRC Pins
288 Pin

Full Samsung M378A1K43CB2-CRC Specifications

Brand Samsung
Form Factor UDIMM
Capacity 8GB
Memory Speed 2400 Mhz
Data Integrity Check Non-ECC
Voltage 1.2v
Rank 1Rx8
Latency Timing CL17
Pins 288 Pin
Memory Technology DDR4
Buffered/Registered Non

Samsung M378A1K43CB2-CRC Frequently Asked Questions

What does it mean if memory has a latency of CL17?

CL17, in the context of server RAM or any type of computer memory, refers to the CAS latency of the memory module. CAS latency (Column Address Strobe latency) is a timing parameter that measures the delay between when a memory controller requests data from RAM and when that data becomes available for access.

A CAS latency value of 17 (CL17) means that there is a delay of 17 clock cycles between the memory controller sending a read request and the data being ready to be transmitted. Lower CAS latency values indicate faster data access times, which can lead to improved overall system performance, especially in tasks that involve frequent memory access, such as gaming, video editing, and server applications.

Memory modules with CL17 timings and similar low-latency configurations became more prominent in the early 2020s. The advancement in technology that allowed for CL17 memory to become more widespread can be attributed to improvements in manufacturing processes, circuit design, and memory controller technology. These advancements allowed memory manufacturers to produce modules with lower latencies while maintaining stability and reliability.

The importance of low-latency memory in server environments is particularly notable. Servers often handle a high volume of data and require fast and efficient access to memory to perform various tasks, such as serving web pages, processing transactions, and running virtual machines. Lower CAS latency can reduce memory access delays, leading to improved server responsiveness and overall system performance.

It's worth noting that while lower CAS latency is generally beneficial, it's not the only factor to consider when evaluating memory performance. Memory capacity, clock speed, and memory type (e.g., DDR4, DDR5) also play significant roles in determining overall system performance. The choice of memory should be based on a combination of these factors, depending on the specific requirements of the system or application in question.

What does it mean if memory is "Non-ECC"?

If memory is specified as "non-ECC," it means that it is a type of memory module that does not incorporate Error-Correcting Code (ECC) capabilities.

Non-ECC memory, also known as unbuffered or non-registered memory, lacks the additional error-checking and error-correction mechanisms found in ECC memory modules. This type of memory is more commonly used in consumer-grade systems, such as home computers, laptops, and gaming PCs.

Non-ECC memory operates without the extra parity or checksum bits present in ECC memory. As a result, it does not have the ability to detect or correct certain types of data errors that may occur during memory operations.

While non-ECC memory is more affordable and widely available, it is generally considered sufficient for most consumer computing needs where data integrity is not critical. Non-ECC memory still provides reliable data storage and retrieval, making it suitable for tasks such as general computing, web browsing, and gaming.

It's important to note that when using non-ECC memory, the overall system stability and data integrity may rely more heavily on other components, such as the reliability of the motherboard, power supply, and other error-checking mechanisms implemented at the software or system level.

What does it mean if memory has a form factor of UDIMM?

If memory has a form factor of UDIMM, it means that it is designed according to the Unbuffered Dual In-Line Memory Module standard. UDIMM is a type of memory module that does not incorporate a register (or buffer) between the memory controller and the memory chips.

UDIMM modules are simpler in design compared to RDIMM modules. They directly connect the memory chips to the memory controller without the intermediate register. UDIMMs are commonly used in consumer-grade computers and systems where large memory configurations are not required.

UDIMM memory modules were introduced in the late 1980s and early 1990s as a successor to the previous memory module form factors, such as SIMM (Single In-Line Memory Module). The specific manufacturer responsible for the release of UDIMM modules may vary, as multiple memory manufacturers adopted and produced UDIMMs.

UDIMMs offer simplicity and lower cost compared to buffered memory modules like RDIMMs. They are well-suited for personal computers, desktops, and other systems that do not have extensive memory expansion requirements. UDIMMs are commonly used in home computers, gaming systems, and small office setups.

However, it's important to note that UDIMMs have limitations in terms of memory capacity and the number of modules that can be used simultaneously. As they lack the register found in RDIMMs, UDIMMs may have restrictions on the maximum memory capacity per module and the overall memory capacity of a system.

UDIMMs continue to be widely used in consumer computing applications where cost-effectiveness and simplicity are prioritized. They provide a reliable and affordable memory solution for everyday computing needs without the need for extensive memory expansion capabilities.

What does it mean if memory has a speed of 2400MHz?

In the context of server RAM (Random Access Memory), the term "2400 MHz" refers to the memory's clock speed, which indicates how quickly the memory module can transfer data. The clock speed is measured in megahertz (MHz) and represents the number of cycles the memory can complete in one second. In this case, 2400 MHz means that the memory module can perform 2.4 billion cycles per second.

Memory modules with higher clock speeds can transfer data more quickly, which can lead to improved performance in certain applications. However, it's important to note that memory speed is just one factor among many that contribute to overall system performance. Other factors, such as the memory's latency, capacity, and the efficiency of the memory controller on the CPU, also play a significant role in determining overall system performance.

The concept of memory with such clock speeds has been around for a while. The specific release date of memory modules operating at 2400 MHz depends on the generation and type of memory. Generally, DDR4 (Double Data Rate 4) memory, which is commonly used in servers and high-performance computers, started to appear with speeds up to and beyond 2400 MHz around 2014-2015. Prior to DDR4, there were DDR3, DDR2, and earlier generations of memory, each with their own corresponding clock speeds and technologies.

Higher memory speeds were important advancements in technology for several reasons:

  1. Increased Data Transfer Rates: Higher memory speeds allow for faster data transfers between the memory module and the CPU, improving overall system responsiveness and performance. This is particularly beneficial for applications that rely heavily on memory bandwidth, such as data-intensive computations and virtualization.

  2. Multitasking and Parallel Processing: Faster memory speeds can enable more efficient multitasking and parallel processing, as data can be fetched and processed more quickly. This is essential for tasks like scientific simulations, video editing, and other resource-intensive workloads.

  3. Server Workloads: In the server environment, where multiple users or processes may be accessing the same memory simultaneously, higher memory speeds can help prevent memory bottlenecks and ensure smooth operation of critical applications.

  4. Growth in Big Data and Analytics: With the rise of big data and analytics applications, systems often need to handle large datasets quickly. Higher memory speeds can help improve the speed at which data is processed, leading to quicker insights and decision-making.

It's worth noting that while higher memory speeds offer advantages, the performance gain isn't always linear, and other factors like memory capacity and latency also come into play. As technology continues to evolve, memory speeds are likely to increase even further, contributing to improved overall system performance.


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