Q1: What is the Samsung M393A8G40CB4-CWE?
A1: The Samsung M393A8G40CB4-CWE is an 8GB DDR4 registered DIMM (RDIMM) memory module designed for high-performance server and workstation applications. It offers reliable and stable operation, supporting multi-channel memory configurations with enhanced error correction and low power consumption for enterprise-grade systems.

Q2: What is the memory type of the M393A8G40CB4-CWE?
A2: The M393A8G40CB4-CWE is a DDR4 SDRAM module, specifically designed as a registered DIMM (RDIMM). DDR4 technology provides higher bandwidth, lower voltage operation, and improved signal integrity compared to previous DDR3 generations, making it suitable for modern high-performance computing applications.

Q3: What is the module capacity of the M393A8G40CB4-CWE?
A3: The M393A8G40CB4-CWE has a total memory capacity of 8GB. This capacity allows for efficient handling of large datasets, multitasking, virtualization, and server workloads where high memory density is required for reliable and fast performance.

Q4: What is the data rate of the M393A8G40CB4-CWE?
A4: The M393A8G40CB4-CWE supports a data transfer rate of 2400 MT/s (megatransfers per second). This high data rate ensures rapid memory access and efficient processing for servers, workstations, and data-intensive applications.

Q5: What is the operating voltage of the M393A8G40CB4-CWE?
A5: The M393A8G40CB4-CWE operates at a standard DDR4 voltage of 1.2V. This lower voltage compared to DDR3 (1.5V) reduces power consumption and heat generation, improving energy efficiency and system stability in high-density memory configurations.

Q6: What is the form factor of the M393A8G40CB4-CWE?
A6: The M393A8G40CB4-CWE is built in a 288-pin DIMM form factor, which is standard for DDR4 server memory. This form factor is compatible with most enterprise server and workstation motherboards designed for registered DDR4 modules.

Q7: Does the M393A8G40CB4-CWE support error correction?
A7: Yes, the M393A8G40CB4-CWE is a registered DIMM with ECC (Error-Correcting Code) support. ECC functionality detects and corrects single-bit memory errors automatically, enhancing system reliability, reducing the risk of data corruption, and ensuring stable operation in mission-critical environments.

Q8: What is the rank configuration of the M393A8G40CB4-CWE?
A8: The M393A8G40CB4-CWE is organized as a dual-rank memory module. Dual-rank configuration allows higher memory density on a single DIMM, improves performance in multi-channel configurations, and provides better system throughput for memory-intensive applications.

Q9: What type of register is used in the M393A8G40CB4-CWE?
A9: The M393A8G40CB4-CWE uses a fully buffered register (RDIMM) to reduce electrical loading on the memory controller. This registered configuration ensures signal integrity, supports higher memory capacities, and allows for stable multi-DIMM installations in enterprise servers and high-performance workstations.

Q10: What is the CAS latency of the M393A8G40CB4-CWE?
A10: The M393A8G40CB4-CWE has a typical CAS latency of 17 cycles. This latency indicates the number of clock cycles between issuing a read command and the availability of the data, balancing performance and stability for server workloads.

Q11: What temperature range can the M393A8G40CB4-CWE operate in?
A11: The M393A8G40CB4-CWE is rated for an operating temperature range of 0°C to 85°C. This wide range ensures reliable operation in server environments, data centers, and other industrial settings where cooling and airflow may vary.

Q12: How does the M393A8G40CB4-CWE ensure reliability in server applications?
A12: The M393A8G40CB4-CWE ensures reliability through ECC error correction, registered buffering, and high-quality DRAM chips. These features collectively prevent data corruption, maintain stable system performance, and reduce the risk of downtime in mission-critical server and workstation environments.

Q13: Can the M393A8G40CB4-CWE be used in multi-channel memory configurations?
A13: Yes, the M393A8G40CB4-CWE is optimized for multi-channel memory architectures. Dual-rank design and registered DIMM technology allow multiple modules to work together efficiently, increasing overall memory bandwidth and system performance in servers and high-performance computing applications.

Q14: What is the typical power consumption of the M393A8G40CB4-CWE?
A14: The M393A8G40CB4-CWE operates at a low power of approximately 1.2V, with typical module power consumption around 4–5 watts under active load. The lower power profile reduces heat generation, contributing to improved energy efficiency and cooling requirements in server racks.

Q15: How does the M393A8G40CB4-CWE differ from standard UDIMMs?
A15: Unlike standard unbuffered DIMMs (UDIMMs), the M393A8G40CB4-CWE is a registered DIMM (RDIMM) with ECC. This allows for higher stability, better signal integrity, and support for larger memory capacities, which are essential for servers and professional workstations compared to typical consumer desktops.

Q16: What kind of applications is the M393A8G40CB4-CWE ideal for?
A16: The M393A8G40CB4-CWE is ideal for enterprise servers, data centers, virtualization servers, cloud computing systems, and high-performance workstations. Its combination of high capacity, ECC support, and low latency ensures dependable performance under heavy workloads and critical applications.

Q17: How does the M393A8G40CB4-CWE handle thermal stress in dense server environments?
A17: The M393A8G40CB4-CWE is designed with high-quality DRAM chips and thermal-tolerant components to maintain reliable operation even in high-density, high-temperature server configurations. Its lower voltage operation also helps reduce heat generation, contributing to overall system stability.

Q18: What is the signaling voltage for the M393A8G40CB4-CWE?
A18: The M393A8G40CB4-CWE uses a signaling voltage of 1.2V, which is standard for DDR4 memory. This low voltage improves power efficiency and enables higher-speed operation compared to DDR3 modules, making it suitable for modern high-performance server architectures.

Q19: How does the M393A8G40CB4-CWE support high-speed data access?
A19: The M393A8G40CB4-CWE supports high-speed data access through DDR4 technology with 2400 MT/s data rate, dual-rank organization, and registered buffering. These features reduce signal degradation, improve bandwidth, and enable faster access to memory for demanding applications such as virtualization, database servers, and HPC tasks.

Q20: What features of the M393A8G40CB4-CWE ensure long-term reliability?
A20: The M393A8G40CB4-CWE ensures long-term reliability through ECC for error correction, registered DIMM buffering for signal integrity, high-quality DRAM components, and thermal tolerance. These features collectively prevent data corruption, maintain performance under heavy workloads, and ensure stable operation over extended periods in enterprise-grade systems.