Technical Snapshot

The Kingston FURY Beast DDR5 128GB (4x32GB) 5600MT/s DIMM Intel XMP — KF556C40BWK4-128 is a high-performance DDR5 desktop memory kit with Intel XMP overclocking support. Running at 5,600 MT/s with CL40-40-40-80 timings at 1.2V, it supports Intel XMP profiles for one-click speed optimization in compatible BIOS. The kit provides 128GB (4x32GB) of DDR5 memory with a Aluminum heatspreader design. Backed by a Limited Lifetime warranty, targeting enthusiast PC builders, gamers, and content creators requiring high-bandwidth memory.

Use Case: Gaming, content creation, desktop computing
Compatibility: DDR5-compatible desktop motherboard
Category: DDR5 DIMM — Kingston FURY Beast

Kingston RAM

Kingston FURY Beast

FURY Beast DDR5 128GB (4x32GB) 5600MT/s DIMM Intel XMP — KF556C40BWK4-128

Name: Kingston FURY Beast DDR5 128GB (4x32GB) 5600MT/s DIMM Intel XMP — KF556C40BWK4-128
Brand: Kingston
SKU: KF556C40BWK4-128

DDR5 · DIMM · 5,600 MT/s · CL40-40-40-80 · 128GB (4x32GB)

Speed 5,600 MT/s

Capacity 128GB (4x32GB)

Timings CL40-40-40-80

Profile Intel XMP

MPNKF556C40BWK4-128

EAN740617335118

CategoryMemory

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Memory Specifications

Memory TypeDDR5

Form FactorDIMM

Total Capacity128GB (4x32GB)

Speed5,600 MT/s

TimingsCL40-40-40-80

Voltage1.2V

XMP/EXPO ProfileIntel XMP

HeatspreaderAluminum

Module Height34.1 mm

WarrantyLimited Lifetime

Full Specifications

Data sourced from Kingston product specifications

Memory
Product Line	FURY Beast
Memory Type	DDR5
Form Factor	DIMM
Total Capacity	128GB (4x32GB)
Module Count	4
Module Capacity	32GB
Speed	5,600 MT/s
Timings & Voltage
Timings	CL40-40-40-80
Voltage	1.2V
XMP/EXPO Profile	Intel XMP
Design
Heatspreader	Aluminum
Color	White
Module Height	34.1 mm
Product
Brand	Kingston
MPN	KF556C40BWK4-128
EAN	740617335118
Warranty	Limited Lifetime
Variant	On-Die ECC
Physical
Weight	0.250 kg (estimated)
Package Dimensions	14.0 x 8.0 x 1.0 cm (estimated)

Support

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Kingston FURY Beast DDR5 128GB (4x32GB) 5600MT/s DIMM Intel XMP — KF556C40BWK4-128 DatasheetPDF · Technical specifications

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Frequently Asked Questions

What motherboards are compatible with this memory?

The Kingston FURY Beast DDR5 128GB (4x32GB) 5600MT/s DIMM Intel XMP — KF556C40BWK4-128 requires a DDR5-compatible motherboard. This kit uses Intel XMP profiles, optimized for Intel LGA 1851 (Z890, B860) and LGA 1700 (Z790, B760) platforms. It is also physically compatible with AMD AM5 DDR5 boards. Enable XMP in BIOS to run at rated speed.

Do I need to enable Intel XMP in BIOS?

Yes. Out of the box, DDR5 memory runs at JEDEC default speed (typically 4800 MT/s). To achieve the rated 5,600 MT/s with CL40-40-40-80 timings, enable Intel XMP in your motherboard BIOS. This is a one-click setting in the memory overclocking section.

Does this kit run in dual-channel mode?

Yes, the Kingston FURY Beast DDR5 128GB (4x32GB) 5600MT/s DIMM Intel XMP — KF556C40BWK4-128 includes 4 modules which enable dual-channel mode when installed in the correct DIMM slots (typically A2+B2 or slots 2+4). Dual-channel doubles memory bandwidth compared to single-channel configuration. Check your motherboard manual for optimal slot placement.

Does this memory have a heatspreader?

Yes, the Kingston FURY Beast DDR5 128GB (4x32GB) 5600MT/s DIMM Intel XMP — KF556C40BWK4-128 features a Aluminum heatspreader. The module height is 34.1 mm.

What warranty does this memory come with?

The Kingston FURY Beast DDR5 128GB (4x32GB) 5600MT/s DIMM Intel XMP — KF556C40BWK4-128 comes with a Limited Lifetime warranty from Kingston.

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Product: Kingston FURY Beast DDR5 128GB (4x32GB) 5600MT/s DIMM Intel XMP — KF556C40BWK4-128
MPN: KF556C40BWK4-128
Schemas: Product + BreadcrumbList + FAQPage
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Related: 4 isRelatedTo links