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Kingston FURY Impact KF556S40IBK2-64 64GB (2x32GB) DDR5 5600MHz CL40 SODIMM laptop memory kit
Kingston

Kingston FURY Impact 64GB

View on kingston.com
DDR Generation:
DDR5
Capacity:
64GB
Speed:
5600MT/s
CAS Latency:
CL40
Module Count:
2
Form Factor:
SODIMM

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Manufacturer: Kingston Last updated: 2026-09-14

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Kingston FURY Impact 64GB Review

Kingston FURY Impact 64GB (2x32GB) DDR5-5600 CL40 SODIMM kit for high-refresh gaming laptops and performance mobile workstations.

This faster 5600MT/s FURY Impact kit gives upgradeable laptops 64GB of high-bandwidth DDR5, aimed at users who want both capacity and speed for gaming, streaming, and creative work on the go.

Higher Bandwidth for Demanding Laptops

5600MT/s DDR5 delivers a meaningful bandwidth increase over base JEDEC speeds, benefiting integrated graphics performance and memory-heavy applications on supported gaming and workstation laptops.

Full Capacity Upgrade Path

Filling both SODIMM slots with 32GB modules maximizes capacity on dual-channel laptop platforms, useful for users running multiple virtual machines or large datasets alongside everyday multitasking.

Validated Compatibility

Kingston validates FURY Impact kits against a broad range of laptop chipsets and BIOS configurations, reducing the risk of compatibility issues after installation.

Our verdict

Reviewed by Burooj Alam. Rated by us, not by users.

Best for

  • High-refresh gaming laptops needing max memory bandwidth
  • Mobile workstations running virtualization or large datasets
  • Users wanting both speed and 64GB capacity

Not for

  • Laptops that only support lower JEDEC speeds without XMP/EXPO support
  • Desktop builds
  • Laptops with soldered memory

Specifications

What these specs mean

Identity

Peak Bandwidth89.6 GB/s
BrandKingston
Part NumberKF556S40IBK2-64
SeriesFURY Impact

Memory

Capacity64 GB
Speed5600 MT/s
CAS Latency40
Module Count2
Voltage1.1 V

Physical

Form FactorSODIMM
RGB LightingNo

Module and platform

RAM SegmentLaptop SODIMM
DDR GenerationDDR5

Capacity

Capacity Per Module32 GB

Speed and timings

True Latency14.3 ns

Silicon

ECCNo

Physical and lighting

ColourBlack

FAQs

What are the key specifications of the Kingston FURY Impact 64GB (2x32GB) DDR5-5600 CL40 SODIMM Kit?

The Kingston FURY Impact 64GB (2x32GB) DDR5-5600 CL40 SODIMM Kit is a memory kit from Kingston. Key specs: Memory Type DDR5, Capacity 64GB (2x32GB), Speed 5600 MT/s, CAS Latency 40, Voltage 1.1V.

Will the Kingston FURY Impact 64GB (2x32GB) DDR5-5600 CL40 SODIMM Kit work with my current setup?

The Kingston FURY Impact 64GB (2x32GB) DDR5-5600 CL40 SODIMM Kit lists Memory Type is DDR5. Check that against the hardware you already own before buying, since this is the field that most often decides whether a part fits. Our upgrade checker at /upgrade can confirm compatibility for common combinations.

Who is the Kingston FURY Impact 64GB (2x32GB) DDR5-5600 CL40 SODIMM Kit best suited to?

Best suited to: High-refresh gaming laptops needing max memory bandwidth; Mobile workstations running virtualization or large datasets; Users wanting both speed and 64GB capacity.

What are the drawbacks of the Kingston FURY Impact 64GB (2x32GB) DDR5-5600 CL40 SODIMM Kit?

Not the best fit for: Laptops that only support lower JEDEC speeds without XMP/EXPO support; Desktop builds; Laptops with soldered memory.

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