Samsung M324R2GA3DB0-CWM 16GB SDRAM DDR5 5600MHz 288P UDIMM 1Rx8 Memory

Samsung M324R2GA3DB0-CWM 16GB DDR5 5600MHz UDIMM Memory Module

Category overview and core specifications

The Samsung M324R2GA3DB0-CWM is a 16GB DDR5 UDIMM memory module engineered for modern desktops, workstations, and light server-class systems that accept non-ECC unbuffered DIMMs. Built on Samsung's industry-grade DRAM technology, this 288-pin, 5600MHz module delivers the higher data rates and improved power efficiency that define DDR5. The listing typically describes it as a 16GB SDRAM DDR5 5600MHz 288P Single Rank x8 UDIMM, highlighting three search-driving attributes:

• Capacity: 16GB — a sweet spot for mainstream productivity, creative workflows, and gaming.
• Speed: DDR5-5600 (5600 MT/s) — higher bandwidth than DDR4 and earlier DDR5 JEDEC baseline speeds.
• Module type: 288-pin UDIMM, Single Rank x8 organization — compatible with many modern consumer motherboards.

DDR5 advantages in real-world use

As systems transition from DDR4 to DDR5, the advantages are not just theoretical. DDR5 modules such as the Samsung M324R2GA3DB0-CWM provide:

• Higher bandwidth: Improved throughput for CPU-memory intensive tasks — video editing, large spreadsheets, and multitasking benefit most.
• Improved power efficiency: DDR5 shifts more power management to the module and often runs at lower core voltages, helping with thermals and platform power draw.
• Greater headroom for multi-channel and multi-threaded workloads: Modern CPUs and integrated memory controllers exploit the higher throughput to reduce memory bottlenecks.

At-a-glance technical summary

• Part number: Samsung M324R2GA3DB0-CWM
• Module density: 16GB
• Type: DDR5 SDRAM, UDIMM (unbuffered)
• Pin count: 288-pin
• Organization: Single Rank x8
• Speed rating: 5600 MT/s (commonly cited as DDR5-5600)
• Latency & timings: Manufacturer-specified timings vary by bin and lot; always check the label or datasheet
• Use case: Desktop/workstation upgrades, single-module expansion, or matched-pair configurations for dual-channel

Understanding “Single Rank x8” and why it matters for buyers

Memory modules are described by their rank and chip organization. The term Single Rank x8 means that all data lines are handled by one rank of chips organized in an 8-bit-wide configuration per chip. This affects:

Compatibility and motherboard population

Single-rank modules are generally easier on the memory controller than multi-rank counterparts. That can translate into:

• Better support for higher DRAM frequencies on many motherboards.
• Higher likelihood of successful population of all memory slots at rated speeds when paired with other single-rank modules.
• Predictable behavior when mixing modules of the same type (though mixing is never recommended for peak performance).

Performance trade-offs vs dual-rank and quad-rank

Dual-rank DIMMs sometimes offer better effective throughput in specific workloads due to bank interleaving, but single-rank DIMMs are often preferable for systems aiming for higher stable frequencies or for configurations requiring many modules.

Compatibility checklist  

To make the most of a Samsung M324R2GA3DB0-CWM module, check these items first:

• Motherboard memory support: Confirm your motherboard supports DDR5 UDIMM modules and the specific speed range (e.g. JEDEC vs XMP/EXPO/overclocked profiles).
• CPU memory controller limits: Some CPUs have limits on supported DRAM frequencies and ranks per channel — consult the CPU/motherboard specs.
• BIOS/UEFI updates: New DDR5 modules or specific memory profiles may require a BIOS update for stability and performance.
• Module clearance: Tall heatspreaders may conflict with some large CPU coolers — verify physical clearance in your chassis.
• Mixing memory: Avoid mixing with DDR4 or dissimilar DDR5 kits if you want stable, predictable performance. Matched kits are preferred for dual-channel/quad-channel operation.

Label and datasheet

On the Samsung module label and datasheet you’ll usually find: part number, speed (5600 MT/s), voltage (typical DDR5 nominal voltage), manufacturing date/lot, and internal timing information. The datasheet is the authoritative source for timing (CL-tRCD-tRP) and operating voltage; vendors and marketplaces often list the headline specs, but the datasheet confirms JEDEC certification and operating tolerances.

 Latency, bandwidth, and real-world impact

When choosing memory, buyers weigh frequency (MHz) against CAS latency (CL). Though DDR5-5600 increases raw bandwidth compared to lower-speed DDR5 or DDR4 modules, latency numbers can be higher. The net effect on performance depends on workload:

• Gaming: Many games are more CPU-limited than memory-limited; however, minimum frame rates and CPU-bound scenarios can benefit from faster DDR5 memory.
• Creative applications: Video encoding, rendering, and large photo editing tasks often benefit from higher memory bandwidth when working with large datasets.
• Everyday multitasking: Faster memory improves responsiveness when many applications or browser tabs are active.

Memory timings and tuning

Advanced users may tune memory timings to extract additional performance. DDR5 modules might expose profiles (XMP for Intel platforms, EXPO for AMD in some cases) that set higher frequencies and optimized timings. If you plan to tune:

• Always test for stability after each change.
• Adjust voltages in small increments and monitor temperatures.
• Keep backups of BIOS settings and note default values for recovery.

Use cases and who should buy this module

The Samsung M324R2GA3DB0-CWM 16GB DDR5-5600 UDIMM fits a number of buyer profiles:

• Upgrading from DDR4 to DDR5: Users building or migrating to a DDR5-capable platform seeking higher throughput.
• Single-module expansion: Users expanding an existing system by adding a 16GB stick where capacity per slot is limited.
• Workstation users: Professionals handling moderate creative workloads who need reliable factory-grade memory.
• System builders: Integrators and vendors looking for OEM-quality DIMMs with consistent manufacturing standards.

Comparisons — Samsung M324R2GA3DB0-CWM vs other DDR5 options

When comparing memory, consider: JEDEC vs factory-overclocked speeds, single-rank vs dual-rank, and brand reputation. Samsung's module is often positioned as a reliable OEM-grade product. Benchmarks may show other kits with aggressive XMP tuning outperforming JEDEC-binned modules in synthetic tests, but Samsung's focus tends to be consistency and compatibility rather than extreme overclocking headroom.

Common comparison points

• Stability vs peak speed: Some kits chase the highest advertised MHz; Samsung's OEM parts balance speed and stability.
• Latency: Lower CAS latency may benefit applications differently than higher frequency with looser timings.
• Heat spreaders and aesthetics: Some retail DDR5 kits include large heat spreaders and RGB for visual flair — OEM UDIMMs tend to be low-profile.

Advanced topics 

Dual-channel and quad-channel considerations

To take advantage of dual-channel memory architectures, install matched-capacity modules in the motherboard's recommended slot pairings. On platforms supporting quad-channel memory (high-end desktop and some workstation boards), populate channels according to the manual for optimal interleaving and bandwidth.

Memory interleaving and effective throughput

Proper population of memory channels increases effective throughput. In multi-channel configurations, identical single-rank modules in matched slots typically provide predictable interleaving that benefits multi-threaded and data-parallel tasks.

BIOS features to look for when tuning DDR5

• Advanced DRAM timings editor for manual tuning.
• Memory training logs and debug outputs for diagnosing initialization issues.
• Voltage control for VDD, VDDQ, and VPP where supported — adjust carefully and incrementally.