Is this memory module unbuffered or registered?

The memory module is unbuffered/unregistered.

I am looking for a memory with a heat spreader. Does this model have one?

Yes, this model includes a heat spreader.

How does the speed of this memory module impact my gaming experience?

The speed of this memory module, up to 6400MHz, enhances gaming performance by providing lower latency and higher frame rates, which is especially beneficial for memory-intensive AAA games.

(4)

$486^.99 –

$540^.00

Free 30-day Returns

Limit 99999 per customer.

Sold by MobileMonster

Top Rated

4.7 (73 seller ratings)

Shipped by MobileMonster

Price alert

Add to Wish List

Best Sellers

Blazing Memory

Top Rated

4.8 (110 total ratings)

$683^.95

TechNest Pro

4.4 (15 total ratings)

$682^.95
+ FREE SHIPPING

Global Electronic Treasure Store

Top Rated

4 (6 total ratings)

$683^.00
+ FREE SHIPPING

Meet Your Seller

MobileMonster

See Seller Store

Crucial Pro Overclocking 32GB (2 x 16GB) DDR5 6400 (PC5 51200) Desktop Memory Model CP2K16G64C38U5B

(96)(132) Write a Review

Capacity: 32GB (2 x 16GB)

32GB (2 x 16GB)
64GB (2 x 32GB)
16GB (1 x 16GB)

Speed: DDR5 6400 (PC5 51200)

DDR5 6400 (PC5 51200)
DDR5 6000 (PC5 48000)

CAS Latency|Color: CL38|Black

CL36|Black
CL36|White
CL38|Black
CL38|White
CL40|Black
CL32Black

DDR5 6400 (PC5 51200)
CAS Latency CL38
Voltage 1.35V

🔥Don't forget your OS, we have Windows 11 OEM, Download and USB versions available

Overview

Specs

Reviews (96)

See all Q & A

Any questions? Ask Celeste^SM will help you find out quickly.

Try me now

Model
Brand	Crucial
Series	Pro Overclocking
Model	CP2K16G64C38U5B
Part Number	CP2K16G64C38U5B

Details
Capacity	32GB (2 x 16GB)
Speed	DDR5 6400 (PC5 51200)
CAS Latency	CL38
Voltage	1.35V
ECC	No
Buffered/Registered	Unbuffered / Unregistered
Multi-channel Kit	Dual Channel Kit
BIOS/Performance Profile	Intel XMP 3.0 and AMD EXPO
Color	Black
Heat Spreader	Yes
Features	* UNSTOPPABLE SPEEED UP TO 6,400MHz: Every millisecond gained in fast-paced gameplay counts, so take advantage of lower latency for higher frame rates per second for a smoother gaming experience that’s ideal for memory-intensive AAA games * COOL LOOK AND FEEL: Our DDR5 Pro OC Gaming Memory features an aluminum heat spreader in white with a clean, origami-based design that is both cool to the touch and an aesthetic win for any rig. * FLEXIBLE COMPATIBILITY: Experience flexibility with memory that supports next-gen multi-core CPUs and stable overclocking with Intel® XMP 3.0 and AMD EXPO™ (Compatibility conditions apply. Verify compatibility with motherboard manufacturer.) * ENGINEERED WITH QUALITY AND RELIABILITY: With more than 45 years of memory expertise, Micron delivers cutting-edge engineering and superior component and module-level testing for all Crucial DRAM products.
Recommend Use	Compatible with 12th Gen Intel® Core™ or AMD RyzenTM 7000 Series Desktop CPUs and above
LED Color	None

Additional Information
First Listed on Newegg	June 25, 2025

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
Read full details
CONTACT

Return Policies

Return for refund within: 30 days
Return for replacement within: non-replaceable
This item is covered by MobileMonster Return Policy

Manufacturer Contact Info

For a directory of all our manufacturers, please click below.
Manufacturers Directory

Best Sellers

Meet Your Seller

Sponsored Products

Crucial Pro Overclocking 32GB (2 x 16GB) DDR5 6400 (PC5 51200) Desktop Memory Model CP2K16G64C38U5B

Learn more about the Crucial CP2K16G64C38U5B

Customer Reviews of the Crucial CP2K16G64C38U5B

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Return Policies

Manufacturer Contact Info

Item#: 9SIC0X3KGE6668

Best Sellers

Meet Your Seller

Sponsored Products

Crucial Pro Overclocking 32GB (2 x 16GB) DDR5 6400 (PC5 51200) Desktop Memory Model CP2K16G64C38U5B

Learn more about the Crucial CP2K16G64C38U5B

Customer Reviews of the Crucial CP2K16G64C38U5B

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Return Policies

Manufacturer Contact Info