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Crucial SODIMM CT2K16G4SFRA32A vs Kingston FURY Impact 64GB: Comparison
Crucial SODIMM CT2K16G4SFRA32A vs Kingston FURY Impact 64GB: the cas latency difference
On cas latency the spread is 82%, Crucial SODIMM CT2K16G4SFRA32A 22 against Kingston FURY Impact 64GB 40, so Crucial SODIMM CT2K16G4SFRA32A takes it. Kingston FURY Impact 64GB also leads on capacity, 32 GB on the Crucial SODIMM CT2K16G4SFRA32A versus 64 GB on the Kingston FURY Impact 64GB. Add capacity per module to that, 16 GB on the Crucial SODIMM CT2K16G4SFRA32A versus 32 GB on the Kingston FURY Impact 64GB, and the pattern holds. Kingston FURY Impact 64GB also leads on peak bandwidth, 51.2 GB/s on the Crucial SODIMM CT2K16G4SFRA32A versus 89.6 GB/s on the Kingston FURY Impact 64GB. Form factor is not the same on both, 260-Pin SODIMM on the Crucial SODIMM CT2K16G4SFRA32A versus SODIMM on the Kingston FURY Impact 64GB.
Who each one is for
Buy the Crucial SODIMM CT2K16G4SFRA32A for mobile workstations and content-creation laptops and two-slot laptops needing dual-channel bandwidth, though it is not the pick for Single-SODIMM-slot laptops and gaming laptops wanting the tightest CAS latency. The Kingston FURY Impact 64GB is the one to take for high-refresh gaming laptops needing max memory bandwidth and mobile workstations running virtualization or large datasets, though it is the wrong buy for laptops that only support lower JEDEC speeds without XMP/EXPO support and desktop builds. Our rating of the Crucial SODIMM CT2K16G4SFRA32A (8.2/10): the value-focused way to properly fill a two-slot laptop with 32GB of dual-channel memory.
Where the two are identical
The common ground is wider than the gap: ecc, module count, ram segment and rgb lighting are identical here.
Read the full breakdown: Laptops With Upgradeable RAM: 71% of 2025 and 2026 Models Are Soldered
Do the Crucial SODIMM CT2K16G4SFRA32A and Kingston FURY Impact 64GB differ on true latency?
Yes. True Latency reads 13.8 ns on the Crucial SODIMM CT2K16G4SFRA32A versus 14.3 ns on the Kingston FURY Impact 64GB.
Specs and benchmarks
DDR Generation
- Crucial SODIMM CT2K16G4SFRA32A
- DDR4
- Kingston FURY Impact 64GB
- DDR5
Brand
- Crucial SODIMM CT2K16G4SFRA32A
- Crucial
- Kingston FURY Impact 64GB
- Kingston
Capacity
- Crucial SODIMM CT2K16G4SFRA32A
- 32 GB-50%
- Kingston FURY Impact 64GB
- 64 GBBest
Part Number
- Crucial SODIMM CT2K16G4SFRA32A
- CT2K16G4SFRA32A
- Kingston FURY Impact 64GB
- KF556S40IBK2-64
Speed
- Crucial SODIMM CT2K16G4SFRA32A
- 3200MT/s (PC4-25600)
- Kingston FURY Impact 64GB
- 5600 MT/sBest
Series
- Crucial SODIMM CT2K16G4SFRA32A
- Crucial SODIMM
- Kingston FURY Impact 64GB
- FURY Impact
CAS Latency
- Crucial SODIMM CT2K16G4SFRA32A
- 22Best
- Kingston FURY Impact 64GB
- 40-82%
Module Count
- Crucial SODIMM CT2K16G4SFRA32A
- 2
- Kingston FURY Impact 64GB
- 2
RAM Segment
- Crucial SODIMM CT2K16G4SFRA32A
- Laptop SODIMM
- Kingston FURY Impact 64GB
- Laptop SODIMM
Voltage
- Crucial SODIMM CT2K16G4SFRA32A
- 1.2 V-9%
- Kingston FURY Impact 64GB
- 1.1 VBest
Form Factor
- Crucial SODIMM CT2K16G4SFRA32A
- 260-Pin SODIMM (Laptop)
- Kingston FURY Impact 64GB
- SODIMM
RGB Lighting
- Crucial SODIMM CT2K16G4SFRA32A
- No
- Kingston FURY Impact 64GB
- No
Capacity Per Module
- Crucial SODIMM CT2K16G4SFRA32A
- 16 GB-50%
- Kingston FURY Impact 64GB
- 32 GBBest
True Latency
- Crucial SODIMM CT2K16G4SFRA32A
- 13.8 nsBest
- Kingston FURY Impact 64GB
- 14.3 ns-4%
ECC
- Crucial SODIMM CT2K16G4SFRA32A
- No
- Kingston FURY Impact 64GB
- No
Colour
- Crucial SODIMM CT2K16G4SFRA32A
- Green PCB
- Kingston FURY Impact 64GB
- Black
Peak Bandwidth
- Crucial SODIMM CT2K16G4SFRA32A
- 51.2 GB/s-43%
- Kingston FURY Impact 64GB
- 89.6 GB/sBest
Which one should you pick?
Choose Crucial SODIMM CT2K16G4SFRA32A if you want the lower CAS latency (22 vs 40) and the lower true latency (13.8 ns vs 14.3 ns).
Choose Kingston FURY Impact 64GB if you want the higher capacity (64 GB vs 32 GB), the higher speed (5600 MT/s vs 3200MT/s (PC4-25600)) and the lower voltage (1.1 V vs 1.2 V).
Price comparison
| Retailer | Crucial SODIMM CT2K16G4SFRA32A | Kingston FURY Impact 64GB |
|---|---|---|
| Newegg | View on Newegg | |
| Amazon | View on Amazon |
Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.
Verdict
Crucial SODIMM CT2K16G4SFRA32A
8.2 / 10 Expert Rating
The value-focused way to properly fill a two-slot laptop with 32GB of dual-channel memory.