Intel

Intel Core Ultra 7 Desktop Processor 265K - 20 cores (8 P-cores + 12 E-cores) up to 5.5 GHz

Name: Intel Core Ultra 7 Desktop Processor 265K - 20 cores (8 P-cores + 12 E-cores) up to 5.5 GHz
Brand: Intel
SKU: B0DFK2MH2D

4.7(1.1K+ reviews)

Amazon's Choicemid range$150-$299400+ bought in past month

#18 in Computer CPU Processors

ghz

5.5 GHz

brand

Intel

cores

model

Core i7

speed

5.5 GHz

socket

LGA 1851

weight

2.8 ounces

threads

20 thread

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AI Verdict

This 20-core (8 P-cores + 12 E-cores) 5.5 GHz LGA 1851 processor is for productivity users who value power efficiency over bleeding-edge gaming frames.

Situational Fit

This 20-core, 5.5 GHz processor offers strong multi-threaded performance and improved power efficiency, making it suitable for demanding productivity tasks. However, its gaming performance can lag behind competitors and previous generations in some scenarios, and the new LGA 1851 socket requires a new motherboard, increasing the total build cost.

If gaming is your top priority, look for CPUs with 3D V-Cache technology for better frame rates.

Regret Score™

Medium Risk

Lower is better — measures purchase-regret risk from real buyer complaints, review credibility, and product maturity

28/100

vs. 160 Processors we've analyzedSafer than 64%

Hidden Defects

14/35

Issues discovered after purchase

Achilles' Heel

0/25

Critically weak dimension

Expectation Gap

5/20

Amazon rating vs actual quality

Fit Risk

9/20

Chance this product isn't for you

BuyChoice Score

3.7

Pros

20 cores (8 P-cores + 12 E-cores) for strong multi-threaded performance in demanding applications.
Achieves up to 5.5 GHz clock speed for single-threaded tasks.
Improved power efficiency and lower operating temperatures compared to previous Intel generations.
Capable of rendering an 80-minute 1080p video in under 12 minutes.
Unlocked for overclocking, with P-cores reaching 5.5GHz and E-cores 5.0GHz in user reports.
Includes integrated graphics, useful for system troubleshooting.

Cons

Requires a new LGA 1851 motherboard (800 series chipset), adding significant cost to an upgrade.
No thermal solution included, necessitating a separate cooler purchase.
Gaming performance can be 8% slower than the 14700K in some titles, even with optimizations.
Lacks Hyper-Threading on P-cores, resulting in 20 threads for its 20 cores.
Limited upgrade path within the LGA 1851 socket beyond the 285K.

Dimension Scores

Single-Thread Performance7/10

It boosts up to 5.5 GHz, which is high, but some reviews indicate it can be slower than the 14700K in certain single-threaded gaming scenarios.

Multi-Thread Performance8/10

With 20 cores (8 P-cores + 12 E-cores) and 20 threads, it delivers "blistering-fast CPU performance" and excels in productivity tasks.

Power Efficiency8/10

Users and reviews consistently praise its improved power efficiency and lower temperatures compared to previous Intel generations.

Platform Longevity5/10

While it's on a new LGA 1851 socket, current information suggests limited upgrade options beyond the 285K, and the socket change itself is a barrier for existing users.

Best For

Video editing and 3D rendering workflows.
Heavy multitasking with numerous applications running concurrently.
Users building a new system who prioritize power efficiency and productivity.
Casual gamers who also perform productivity work and desire consistent frame delivery.

Not Recommended For

Users seeking the absolute highest gaming frame rates at 1080p.
Existing LGA 1700 users looking for a simple drop-in CPU upgrade.
Budget-conscious builders unable to factor in a new motherboard and cooler.

Watch Out For

Requires a new LGA 1851 motherboard, which significantly increases the total cost for an upgrade.
No cooler is included in the box, so you'll need to buy an aftermarket thermal solution.
Gaming performance can be 8% slower than the 14700K in titles like Cyberpunk 2077, even with 'Prioritize P-Cores' enabled.
Initial reviews described the launch as "undercooked, unoptimized, and generally disappointing".
The platform's longevity for future CPU upgrades is uncertain beyond the 285K.

Full Specifications

RAM	1 GB
ASIN	B0DFK2MH2D
Brand	Intel
Series	BX80768265K
Language	English
Batteries	1 AAAA batteries required.
CPU Model	Core i7
CPU Speed	5.5 GHz
Processor	5.5 GHz core_i7
CPU Socket	LGA 1851
Item Weight	2.8 ounces
Manufacturer	Intel
Memory Speed	2 MHz
Processor Brand	Intel
CPU Manufacturer	Intel
Item model number	Intel® Core™ Ultra 7
Product Dimensions	9.17 x 4.65 x 0.04 inches
Number of Processors	20
Item Dimensions LxWxH	9.17 x 4.65 x 0.04 inches

What Buyers Say

Many early adopters found this CPU "undercooked" and "disappointing" for gaming at launch, but subsequent updates and price adjustments have significantly improved its standing. Users frequently highlight its strong performance in productivity tasks like video rendering, with one user reporting an 80-minute 1080p video rendered in under 12 minutes. The processor is also consistently praised for its improved power efficiency and running cooler than expected, even under load. However, the requirement for a new LGA 1851 motherboard is a recurring point of consideration for potential buyers.

“I got this for my new build and it just flies through all my video editing, but man, I wish it was a bit faster in Cyberpunk, even with the new motherboard it cost me.”

Common Praise

"Blistering-fast CPU performance" in productivity applications.
"Runs cool and performs well" with effective heat dissipation.
"Way less dips and more consistent frames" in gaming compared to some AMD setups.
"Insanely good value" with recent price drops and bundles.
Capable of rendering an 80-minute 1080p video in under 12 minutes.
Integrated graphics are useful for troubleshooting system issues.

Common Complaints

Gaming performance can be 8% slower than the 14700K in some titles.
Requires a new LGA 1851 motherboard, increasing the total upgrade cost.
No thermal solution included in the box.
Initial launch was described as "undercooked, unoptimized, and generally disappointing".
Limited upgrade path within the LGA 1851 socket.

Ownership Tips

The CPU often stays cool, with reported temperatures below 48°C even during intense gaming sessions.
Overclocking P-cores to 5.5GHz and E-cores to 5.0GHz is achievable for those seeking more power.
The new LGA 1851 socket is straightforward to work with during installation.
Performance has improved significantly since its initial launch due to software and firmware optimizations.
The absence of Hyper-Threading on P-cores doesn't seem to hinder productivity as much as some expected.

Frequently Asked Questions

Does this CPU come with a cooler?

No, a thermal solution is not included, so you'll need to purchase one separately.

Is this compatible with my current motherboard?

This processor uses the new LGA 1851 socket and requires an Intel 800 series chipset motherboard. It is not compatible with older sockets like LGA 1700.

Is this CPU good for gaming?

While it can run games, some benchmarks show it performing 8% slower than the 14700K in certain titles, even with optimizations. It's generally considered "decent" for casual gaming but not top-tier for competitive frame rates.

Does this CPU support Hyper-Threading?

No, the P-cores on this processor do not support Hyper-Threading, resulting in 20 threads for its 20 cores.

What kind of RAM does this support?

It supports DDR5 memory.

Buying Guide

When buying a CPU, you're essentially picking the brain of your computer. It handles all the calculations, from running your operating system to complex video rendering. This particular chip is a new generation, meaning it needs a specific new motherboard, so factor that into your budget. It's designed to be efficient and powerful for tasks that use many cores, but it's not always the fastest for games that rely on single-core speed.

Cores (8 P-cores + 12 E-cores)

5.5 GHz (Max Turbo Frequency)

LGA 1851 Socket

125W Processor Base Power

Alternatives

If you're primarily a gamer, look for CPUs with specialized gaming features like additional cache, which can significantly boost frame rates in games. If you're on a tighter budget, consider previous generation processors that offer similar core counts but might use an older, more affordable motherboard platform.