Kingston FURY Impact KF556S40-32 32GB DDR5 SODIMM Laptop Memory
- Capacity:
- 32GB
- DDR Generation:
- DDR5
- Speed:
- 5600MT/s
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Manufacturer: Kingston Last updated: 2026-09-14
Kingston FURY Impact KF556S40-32 32GB DDR5 SODIMM Laptop Memory Review
Kingston KF556S40-32 is a 32GB DDR5-5600 CL40 FURY Impact SODIMM laptop memory module, corrected here from a mislabeled 'Desktop DIMM' form factor to the SODIMM laptop format its own image alt text confirms.
This is a laptop upgrade stick, not a desktop DIMM, 32GB in a single SODIMM is a strong capacity for content-creation or multitasking-heavy laptop use.
Performance
DDR5-5600 CL40 is a mainstream laptop SODIMM speed grade, paired here with a large 32GB single-module capacity.
Compatibility
260-pin SODIMM form factor for laptops only, not compatible with any desktop DIMM slot. Confirm your laptop supports DDR5 SODIMM upgrades and single-stick 32GB capacity before buying.
Comparison to Alternatives
Against the Kingston FURY Impact KF560S38-16 (DDR5-6000, 16GB) also in this catalog, that part runs faster at a smaller capacity; this KF556S40-32 is the capacity-focused pick for laptops that need more RAM more than more speed.
Our verdict
Reviewed by Burooj Alam. Rated by us, not by users.
Best for
- Content-creation or multitasking-heavy laptop use needing 32GB
- Laptop memory upgrades prioritizing capacity
Not for
- Desktop builds, this is SODIMM laptop memory, not a desktop DIMM
- Laptops limited to a lower maximum supported capacity
Specifications
What these specs meanIdentity
| Peak Bandwidth | 44.8 GB/s |
|---|---|
| Brand | Kingston |
| Part Number | KF556S40-32 |
| Series | FURY Impact |
Memory
| DDR Generation | DDR5 |
|---|---|
| Capacity | 32 GB |
| Speed | 5600 MT/s |
| CAS Latency | 40 |
| Module Count | 1 |
Physical
| Form Factor | 260-Pin SODIMM (Laptop) |
|---|---|
| RGB Lighting | No |
Module and platform
| RAM Segment | Laptop SODIMM |
|---|
Capacity
| Capacity Per Module | 32 GB |
|---|
Speed and timings
| True Latency | 14.3 ns |
|---|
Silicon
| Memory IC | Undisclosed |
|---|
Physical and lighting
| Colour | Black |
|---|
FAQs
What are the key specifications of the Kingston FURY Impact KF556S40-32 32GB DDR5 SODIMM Laptop Memory?
The Kingston FURY Impact KF556S40-32 32GB DDR5 SODIMM Laptop Memory is a memory kit from Kingston. Key specs: Equivalent Retail SKU KF556S40IB-32, DDR Generation DDR5, Capacity 32GB, Speed 5600MT/s, CAS Latency 40.
Will the Kingston FURY Impact KF556S40-32 32GB DDR5 SODIMM Laptop Memory work with my current setup?
The Kingston FURY Impact KF556S40-32 32GB DDR5 SODIMM Laptop Memory lists DDR Generation 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 KF556S40-32 32GB DDR5 SODIMM Laptop Memory best suited to?
Best suited to: Content-creation or multitasking-heavy laptop use needing 32GB; Laptop memory upgrades prioritizing capacity.
What are the drawbacks of the Kingston FURY Impact KF556S40-32 32GB DDR5 SODIMM Laptop Memory?
Not the best fit for: Desktop builds, this is SODIMM laptop memory, not a desktop DIMM; Laptops limited to a lower maximum supported capacity.