KF556C40BWAK4-128 Kingston 4x32GB DDR5 RAM

Product line:

FURY Beast RGB

See all Non-ECC RAM

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Happyware Article Number:

SH7R2809-181486

Manufacturer Number:

KF556C40BWAK4-128

Brand:

Kingston

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Description Technical details Warranty & Technical Support Reviews Bulk Deals

KF556C40BWAK4-128

High-Performance DDR5 UDIMM Memory Kit for Workstations and Lab Systems with the KF556C40BWAK4-128

The KF556C40BWAK4-128 is a 128GB DDR5 UDIMM kit designed for modern desktop-class CPU platforms where memory throughput and capacity directly impact engineering, content creation, and development workflows. With 4 x 32GB dual-rank modules, the kit targets prosumer and workstation boards that expose DDR5 tuning controls and support Intel XMP, enabling predictable bring-up across validated BIOS configurations.

Architecturally, KF556C40BWAK4-128 supports DDR5-5600 signaling with a CL40 timing profile, improving effective bandwidth for multi-threaded CPU pipelines and reducing memory contention in mixed compile, render, and simulation tasks. As an unbuffered 288-pin UDIMM solution, it aligns with PCIe 4.0/5.0 desktop platforms where GPU acceleration, NVMe storage tiers, and high-lane-count add-in cards are common, but where RDIMM/LRDIMM support is not available. On-die ECC provides DDR5 internal correction, while the design remains non-ECC in the server sense, making it best suited to workstations and lab/dev nodes rather than mission-critical server deployments.

Why Choose the KF556C40BWAK4-128?

The KF556C40BWAK4-128 offers a practical density-to-performance balance for teams standardizing powerful desktops for iterative builds, VMs, and dataset staging. The 4-DIMM population model supports scalable memory footprints on mainstream boards while keeping integration straightforward, and Intel XMP profiling accelerates repeatable rollouts across identical workstation images.

Kingston designs its FURY memory around stable signal integrity, controlled component selection, and manufacturing consistency to meet enterprise deployment expectations. The platform focus is compatibility with current DDR5 desktop ecosystems, supporting sustained operation under continuous workstation and lab utilization patterns.

Key Applications:

Content creation and rendering workstations
CAD/CAE and engineering simulation desktops
Developer systems for VMs and containers
Prosumer performance tuning and validation labs

At Happyware - Server Hardware you benefit from non-binding offers tailored precisely to your needs for KF556C40BWAK4-128 rollouts, plus bulk order discount options when standardizing memory configurations across teams or project phases.

Technical details of KF556C40BWAK4-128

Capacity:

128GB

Generation:

DDR5

Single Module Capacity:

32GB

Frequency:

5600MHz

Form Factor:

DIMM

DIMM Type:

DDR5

ECC:

on-die ECC

Registered/Unbuffered:

Unbuffered

Modules Quantity:

Pins:

288

Voltage:

1.25V

Rank:

Dual-Rank x8

Intel XMP:

Yes

AMD EXPO:

Heat Spreader:

Yes

RGB Lighting:

Yes

Module height:

Non-JEDEC

JEDEC:

PC5-44800U

CAS Latency:

Row-to-Column Delay (tRCD):

Row Precharge Time (tRP):

How long is the Warranty and how you can get technical support for KF556C40BWAK4-128

Warranty:	12 months (part)
RMA through customer:	yes
RMA Url:	https://www.kingston.com/de/support/rma-enduser
Description:	Kingston typically requires the item to be returned first before sending a replacement. There are no standard guaranteed delivery times or on-site services offered under the warranty.