Samsung M391A4G43AB1-CWE memory module 32 GB 1 x 32 GB DDR4 288-pin DIMM ECC

The Samsung M391A4G43AB1-CWE is a 32 GB DDR4 memory module with a 288-pin DIMM form factor, designed for use in PCs and servers. It operates at 3200 MHz and supports ECC to help maintain data integrity, offering a reliable DRAM module solution for systems that require stable performance with low power consumption.

Advantages

This Samsung DDR4 32 GB 3200 MHz ECC module combines high capacity and a fast clock speed with error-correcting code support, reducing the risk of data corruption in memory. The 1.2 V operating voltage helps minimize power draw while maintaining performance. Its 288-pin DIMM form factor ensures compatibility with a wide range of motherboards and server platforms.

Suitable for

• Workstations running memory‑intensive applications
• Servers where data integrity is critical
• PCs used for multitasking, virtualization, or content creation

Key specifications

• Model: M391A4G43AB1-CWE
• Capacity: 32 GB
• Type: DDR4
• Clock speed: 3200 MHz
• Form factor: 288-pin DIMM
• Voltage: 1.2 V
• Error correction: ECC

How to use

Power down the system and disconnect it from mains power before installing the module. Open the case, locate the appropriate DDR4 DIMM slot on the motherboard or server board, and align the notch on the module with the slot. Firmly press the module into the slot until the retention clips latch. After installation, reconnect power and verify in the system BIOS/UEFI that the full 32 GB and ECC functionality are recognized.

Recommendations

Install modules in matched pairs or according to the motherboard/vendor memory population guidelines for optimal stability and performance. Ensure BIOS/UEFI and platform firmware are up to date to support 3200 MHz and ECC features.