CPU Comparison

Intel Core i7-1250U vs Intel Core i7-1260U

A side-by-side comparison of specs, performance and value. The Intel Core i7-1250U is an ultra-low power 9W mobile processor designed for fanless thin-and-light laptops and tablets, featuring a 10-core hybrid architecture.

Top pick
Intel · Core i7
Intel Core i7-1250U
10C / 12T4.7 GHz29 W
7.8
Full review
Intel · Core i7
Intel Core i7-1260U
10C / 12T4.7 GHz29 W
7.6
Full review

The Bottom Line

Overview & Launch

Brand
Intel
Intel
Market
Mobile
Mobile
Segment
Mobile
Mobile
Generation
12th Generation
12th Generation
Launched
2022
2022
Status
Active
Active
Codename
Alder Lake-U
Alder Lake-U
Series
Core i7
Core i7
Family
Alder Lake-U
Alder Lake-U
Predecessor
Intel Core i7-1180G7
Intel Core i7-1160G7
Successor
Intel Core i7-1355U
Intel Core i7-1355U

Specifications Compared

Cores & Clocks
Cores
10
10
Threads
12
12
Base Clock
1.1 GHz
1.1 GHz
Boost Clock
4.7 GHz
4.7 GHz
Cache & Power
L3 Cache
12 MB
12 MB
TDP
29 W
29 W
Architecture
Architecture
Alder Lake-U
Alder Lake-U
Process Node
10 nm
10 nm
Memory
Memory Type
LPDDR4X, LPDDR5
LPDDR4X, LPDDR5
Memory Speed
LPDDR4X-4267, LPDDR5-5200
LPDDR4X-4267, LPDDR5-5200
Memory Channels
Dual (2)
Dual (2)
Max Memory
64 GB
64 GB
Platform & I/O
Socket
Intel BGA 1781
Intel BGA 1781
PCIe Version
PCIe 4.0
PCIe 4.0
Integrated GPU
Yes
Yes
Unlocked
No
No

Performance Compared

Productivity

Intel Core i7-1250UBest75

Snappy for everyday office tasks and web browsing, but struggles under sustained heavy multi-threaded loads.

Intel Core i7-1260U72

Great for bursty office tasks like email and documents, but slows down under heavy continuous loads.

Gaming

Intel Core i7-1250UBest55

Severely limited by the 9W TDP and potential thermal throttling in fanless designs. Only suitable for very light 2D games.

Intel Core i7-1260U50

Very limited gaming performance due to the 9W TDP. Only suitable for basic 2D games and old software.

Virtualization

Intel Core i7-1250UBest40

Not recommended for virtual machines due to low core count and strict power limits.

Intel Core i7-1260U35

Not recommended for VMs. The low power and core count will result in severe sluggishness.

Efficiency

Intel Core i7-1250U98

Exceptional efficiency, offering some of the best battery life figures in the 12th Gen lineup.

Intel Core i7-1260UBest99

Industry-leading efficiency for x86 laptops, often providing 15+ hours of battery life.

Specialized Performance

AI / ML

Intel Core i7-1250UPoor
  • Low power limits restrict AI inference capabilities
  • No dedicated NPU
Intel Core i7-1260UPoor
  • Low power limits restrict AI workloads
  • No dedicated NPU

Content Creation

Intel Core i7-1250UModerate
Basic Photo RetouchingLight 1080p Video TrimmingOffice Applications
Intel Core i7-1260UModerate
Basic Image EditingDocument CreationLight 1080p Trimming

Gaming

Intel Core i7-1250UPoor
  • 9W TDP heavily restricts GPU boost duration
  • Only playable for older or 2D indie games
  • Not suitable for modern 3D gaming
Intel Core i7-1260UPoor
  • Severely limited by 9W thermal envelope
  • Suitable only for retro or 2D indie games
  • Throttles quickly under 3D load

Industry Impact

Gaming
None
None
Workstations
Low
Low
Content Creation
Low
Low
Virtualization
Low
Low

Best CPU by Use Case

Document Editing
Excellent
Web Browsing
Excellent
Excellent
Video Streaming
Excellent
Light Coding
Good
Photo Editing
Moderate
Moderate
Word Processing
Excellent
Media Playback
Excellent
Cloud Apps
Very Good

Target Audience

Gamers
Content Creators
Developers
Workstation Users
Streamers
Office / Productivity
Targeted
Targeted
Students
Targeted
Targeted

Strengths & Weaknesses

Intel Core i7-1250U

Pros

  • Extremely low 9W base power consumption
  • Excellent for fanless and silent designs
  • Supports fast LPDDR5 memory
  • Decent single-core burst performance
  • Strong integrated graphics for its power class

Cons

  • Severely limited multi-core performance
  • Low PL2 ceiling (29W) limits burst duration
  • Only 2 P-cores for heavy threads
  • Uses BGA 1781 socket, fully soldered
  • Not suitable for heavy workloads
Intel Core i7-1260U

Pros

  • Incredible 9W power efficiency
  • Enables fanless, silent designs
  • Excellent single-core burst performance
  • Supports fast LPDDR5 memory
  • Very light on battery drain

Cons

  • Very low sustained multi-core performance
  • Only 2 P-cores
  • Soldered BGA 1781 socket
  • Limited to 29W turbo power
  • Not suitable for heavy workloads

Competitors & Alternatives

Intel Core i7-1250U

Intel Core i7-1260U

Our Verdict on Each

A highly efficient 9W chip that brings desktop-class hybrid architecture to the thinnest form factors, though multi-core performance is limited by power constraints.

Best for: Buying an ultra-thin tablet or fanless laptop where battery life is the absolute top priority.

Read the full review

An excellent 9W processor for silent, fanless laptops, though its strict power limits mean it lags behind 15W chips in sustained workloads.

Best for: Buying a premium 2-in-1 tablet or fanless laptop where silence and weight are the primary concerns.

Read the full review

Frequently Asked Questions

Which is better, Intel Core i7-1250U or Intel Core i7-1260U?

Based on our editorial ratings, the Intel Core i7-1250U comes out ahead with a score of 7.8/10. That said, the best choice depends on your workload — check the spec and performance breakdown above for gaming, productivity and efficiency differences.

Which is faster for gaming, Intel Core i7-1250U or Intel Core i7-1260U?

For gaming, the Intel Core i7-1250U leads with a gaming performance score of 55/100 among Intel Core i7-1250U and Intel Core i7-1260U.

Do Intel Core i7-1250U and Intel Core i7-1260U use the same socket?

Yes — all of these CPUs use the Intel BGA 1781 socket, so they share compatible motherboards.