Technical Snapshot

The Kingston FURY Impact DDR5 64GB (2x32GB) 5600MT/s SODIMM Intel XMP — KF556S40IBK2-64 is a DDR5 SO-DIMM memory module designed for laptops, mini PCs, and compact systems. 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 64GB (2x32GB) of DDR5 memory . Backed by a Limited Lifetime warranty, this module is ideal for laptop upgrades, Intel NUC builds, and compact form factor PCs.

Use Case: Laptop upgrades, compact PC builds
Compatibility: DDR5 SO-DIMM laptop/mini-PC slot
Category: DDR5 SODIMM — Kingston FURY Impact

Kingston RAM

Kingston FURY Impact

FURY Impact DDR5 64GB (2x32GB) 5600MT/s SODIMM Intel XMP — KF556S40IBK2-64

Name: Kingston FURY Impact DDR5 64GB (2x32GB) 5600MT/s SODIMM Intel XMP — KF556S40IBK2-64
Brand: Kingston
SKU: KF556S40IBK2-64

DDR5 · SODIMM · 5,600 MT/s · CL40-40-40-80 · 64GB (2x32GB)

Speed 5,600 MT/s

Capacity 64GB (2x32GB)

Timings CL40-40-40-80

Profile Intel XMP

MPNKF556S40IBK2-64

EAN740617331646

CategoryMemory

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Memory Specifications

Memory TypeDDR5

Form FactorSODIMM

Total Capacity64GB (2x32GB)

Speed5,600 MT/s

TimingsCL40-40-40-80

Voltage1.2V

XMP/EXPO ProfileIntel XMP

Module Height30.0 mm

WarrantyLimited Lifetime

Full Specifications

Data sourced from Kingston product specifications

Memory
Product Line	FURY Impact
Memory Type	DDR5
Form Factor	SODIMM
Total Capacity	64GB (2x32GB)
Module Count	2
Module Capacity	32GB
Speed	5,600 MT/s
Timings & Voltage
Timings	CL40-40-40-80
Voltage	1.2V
XMP/EXPO Profile	Intel XMP
Design
Color	Black
Module Height	30.0 mm
Product
Brand	Kingston
MPN	KF556S40IBK2-64
EAN	740617331646
Warranty	Limited Lifetime
Variant	On-Die ECC
Physical
Package Dimensions	17.145 x 9.525 x 1.5 cm

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Kingston FURY Impact DDR5 64GB (2x32GB) 5600MT/s SODIMM Intel XMP — KF556S40IBK2-64 DatasheetPDF · Technical specifications

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Frequently Asked Questions

What motherboards are compatible with this memory?

The Kingston FURY Impact DDR5 64GB (2x32GB) 5600MT/s SODIMM Intel XMP — KF556S40IBK2-64 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 Impact DDR5 64GB (2x32GB) 5600MT/s SODIMM Intel XMP — KF556S40IBK2-64 includes 2 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.

What is the form factor of this memory?

The Kingston FURY Impact DDR5 64GB (2x32GB) 5600MT/s SODIMM Intel XMP — KF556S40IBK2-64 uses a SODIMM form factor. SO-DIMM modules are compact, designed for laptops and small form factor PCs.

What warranty does this memory come with?

The Kingston FURY Impact DDR5 64GB (2x32GB) 5600MT/s SODIMM Intel XMP — KF556S40IBK2-64 comes with a Limited Lifetime warranty from Kingston.

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Product: Kingston FURY Impact DDR5 64GB (2x32GB) 5600MT/s SODIMM Intel XMP — KF556S40IBK2-64
MPN: KF556S40IBK2-64
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