Samsung DDR4 / DDR5 4GB DRAM Module – SODIMM & UDIMM

Samsung DDR4 / DDR5 4GB DRAM Module – SODIMM & UDIMM

Reliable 4GB Memory Module for Desktop and Laptop Platforms

Samsung 4GB DDR4 / DDR5 DRAM modules provide stable performance, optimized power efficiency and broad platform compatibility for modern computing systems. Designed for desktop and notebook environments, these modules deliver dependable bandwidth for everyday workloads while maintaining reduced operating voltage compared to previous DDR generations.

For customers sourcing Samsung 4GB DDR4 SODIMM module, maintaining 4GB UDIMM memory supply, or qualifying DDR5 4GB laptop RAM upgrade, this module series offers consistent quality and lifecycle stability aligned with current processor platforms.

General Specifications

• Memory Type: DDR4 / DDR5 DRAM Module
• Capacity: 4GB per module
• Form Factors: UDIMM (Desktop) / SODIMM (Laptop)
• Organization Support: x8 / x16
• Rank Support: Up to 2 ranks per DIMM
• 2DPC configuration supported
• Optimized for latest generation processors and platforms

UDIMM – Unbuffered DIMM

• No buffer or register (lower latency)
• Designed for desktop systems
• Supports x8 / x16 organization
• Up to 2 ranks per DIMM
• 2 DIMMs per channel (2DPC) support

SODIMM – Small Outline DIMM

• Compact form factor for space-constrained systems
• Designed for laptops and compact PCs
• Supports x8 / x16 organization
• Up to 2 ranks per DIMM
• 2DPC configuration support

Performance & Efficiency

Compared with DDR3 platforms, DDR4 and DDR5 modules operate at lower voltage levels, reducing overall system power consumption and thermal output. The 4GB capacity provides a cost-effective upgrade path for legacy systems or entry-level builds requiring stable multitasking capability.

• Reduced energy consumption versus DDR3
• Improved bandwidth and responsiveness
• Stable operation under standard computing workloads
• Compatible with modern desktop and notebook platforms

Part Number List – Samsung 4GB DRAM Module Series

Part Number	Form Factor	Capacity
M471A5244GB0-CWE	SODIMM	4GB
M471A5244CB0-CWE	SODIMM	4GB
M471A5244CB0-CRC	SODIMM	4GB
M471A5244CB0-CTD	SODIMM	4GB
M378A5244GB0-CWE	UDIMM	4GB
M378A5244CB0-CWE	UDIMM	4GB
M378A5244CB0-CVF	UDIMM	4GB
M378A5244CB0-CRC	UDIMM	4GB
M378A5244CB0-CTD	UDIMM	4GB

FAQ – System Integration & Procurement

1. What is the difference between UDIMM and SODIMM?
UDIMM (Unbuffered DIMM) modules are designed for desktop motherboards and offer lower latency due to the absence of a register buffer. SODIMM modules are physically smaller and used in laptops and compact systems where board space is limited.

2. How should engineers select between DDR4 and DDR5 modules?
Selection depends on motherboard and CPU compatibility. DDR5 modules are not backward compatible with DDR4 slots. Engineers must confirm chipset support and BIOS compatibility before qualification.

3. From a procurement perspective, what ensures compatibility stability?
Verifying form factor (UDIMM vs SODIMM), organization (x8/x16), and validated part numbers helps reduce integration risk. Maintaining consistent module family selection simplifies lifecycle management and reduces requalification costs.