CPU Comparison

Intel Core i7-8665UE vs Core i5-1335UE

A side-by-side comparison of specs, performance and value. The Intel Core i7-8665UE is a specialized mobile processor designed for the embedded sector, offering a balance of performance and power efficiency for compact industrial and edge computing devices. As part of the Whiskey Lake family, it features four cores and eight threads, providing substantial parallel processing capabilities within a strict 15-watt thermal envelope. What sets this embedded variant apart is its long-life availability, ensuring extended support cycles crucial for medical, retail, and industrial applications. Operating with a base frequency of 1.7 GHz and a maximum turbo of 4.4 GHz, it delivers responsive performance for specialized workloads. The processor supports both DDR4 and LPDDR3 memory configurations, giving system designers flexibility in balancing speed and power consumption. With configurable TDP options, it can adapt to various thermal constraints, making it highly versatile for custom form factors where reliability and sustained performance are paramount over raw clock speed.

Top pick
Intel · Core i7
Intel Core i7-8665UE
4C / 8T4.4 GHz15 W
8
Full review
Intel · Core i5
Core i5-1335UE
10C / 12T4.5 GHz15 W
7.8
Full review

The Bottom Line

Overview & Launch

Brand
Intel
Intel
Market
Mobile
Mobile
Segment
Mobile Embedded
Mobile
Generation
Core i7 (Whiskey Lake)
13th Gen
Launched
2018
2023
Status
End-of-life
Active
Codename
Whiskey Lake-U
Raptor Lake-U
Series
Core i7
Core i5
Family
8th Generation
Raptor Lake
Predecessor
Intel Core i7-8650U
Intel Core i5-1235UE
Successor
Intel Core i7-1185GRE
Intel Core Ultra 5 125UE

Specifications Compared

Cores & Clocks
Cores
4
10
Threads
8
12
Base Clock
1.7 GHz
1.3 GHz
Boost Clock
4.4 GHz
4.5 GHz
Cache & Power
L3 Cache
8 MB
12 MB
TDP
15 W
15 W
Architecture
Architecture
Whiskey Lake-U
Raptor Lake-U
Process Node
14nm
10nm
Memory
Memory Type
DDR3, DDR4
DDR4, DDR5
Memory Speed
2400 MT/s
DDR5-5200
Memory Channels
Dual (2)
Dual (2)
Max Memory
64 GB
96 GB
Platform & I/O
Socket
Intel BGA 1528
Intel BGA 1744
PCIe Version
Gen 3
PCIe 4.0
PCIe Lanes
16
8
Integrated GPU
Yes
Yes
Unlocked
No
No

Performance Compared

Productivity

Intel Core i7-8665UE75

Handles specialized industrial software efficiently.

Core i5-1335UE75

Great for standard embedded workloads and point-of-sale systems.

Gaming

Intel Core i7-8665UE25

Not intended for gaming; UHD 620 is insufficient for modern titles.

Core i5-1335UEBest40

Not intended for gaming, but Iris Xe can handle basic display tasks.

Virtualization

Intel Core i7-8665UEBest70

vPro and TSX make it decent for light edge virtualization.

Core i5-1335UE50

12 threads handle basic VMs for edge virtualization.

Efficiency

Intel Core i7-8665UE90

Excellent efficiency for always-on embedded devices.

Core i5-1335UEBest95

15W TDP (12W configurable) ensures excellent thermal efficiency.

Specialized Performance

AI / ML

Intel Core i7-8665UELimited
  • No dedicated AI hardware
  • Relies on CPU for inference
Core i5-1335UELimited
  • No NPU; relies on CPU/GPU for AI tasks.
  • Suitable for edge AI inference via OpenVINO.

Content Creation

Intel Core i7-8665UEFair
Data AcquisitionSignal ProcessingIndustrial UI
Core i5-1335UEFair
Basic CADSignage Rendering

Gaming

Intel Core i7-8665UELow
  • Uses Intel UHD Graphics 620
  • Suitable only for basic display output
  • Not for gaming applications
Core i5-1335UEPoor
  • Not intended for AAA gaming.
  • Graphics are optimized for display out and 2D/3D rendering in industrial apps.

Industry Impact

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

Best CPU by Use Case

Edge Computing
Excellent
Excellent
Medical Imaging
Very Good
Industrial Control
Excellent
Excellent
Digital Signage
Excellent
Excellent
Gaming
Poor

Target Audience

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

Strengths & Weaknesses

Intel Core i7-8665UE

Pros

  • Intel vPro support
  • Long lifecycle availability
  • Configurable TDP for fanless designs
  • Good burst performance

Cons

  • Expensive due to embedded market
  • Weak integrated graphics
  • Soldered BGA package
  • Older 14nm process
Core i5-1335UE

Pros

  • Long-term embedded availability
  • Includes Intel vPro Enterprise
  • Configurable TDP down to 12W
  • 10 cores handle multitasking well

Cons

  • Lower boost clocks than consumer U-series
  • Lacks PCIe 5.0 support
  • Locked multiplier
  • Overkill for basic embedded tasks

Competitors & Alternatives

Intel Core i7-8665UE

  • AMD Ryzen Embedded V1605B

    Embedded

    Rival
  • Compare head-to-head
  • Compare head-to-head
  • AMD Ryzen Embedded V1807B

    Embedded

    Rival
  • Intel Atom x7-E3950

    Embedded

    Rival
  • Intel Core i7-1185GRE
    Alt

    Newer 11th Gen embedded with better graphics.

  • AMD Ryzen Embedded V2000
    Alt

    More cores and better efficiency.

  • Intel NUC 11 Pro
    Alt

    Modern alternative for edge computing.

  • AMD Ryzen 5 5600GE
    Alt

    Desktop embedded alternative with more power.

Core i5-1335UE

  • AMD Ryzen Embedded R2315

    Embedded

    Rival
  • Compare head-to-head
  • Intel Atom x6425RE

    Embedded

    Rival
  • AMD Ryzen Embedded V2516

    Embedded

    Rival
  • NVIDIA Jetson Orin Nano

    Edge AI

    Rival
  • Consumer equivalent if vPro and long-term availability aren't needed.

    Compare head-to-head
  • Core i3-1305UE
    Alt

    Cheaper embedded option for less demanding workloads.

  • Core i7-1265UE
    Alt

    Older gen embedded if you need slightly higher clocks.

Our Verdict on Each

A robust embedded processor offering excellent longevity and vPro manageability for specialized industrial applications.

Best for: Designing a long-life medical or industrial edge device.

Read the full review
Core i5-1335UERecommended

A robust 10-core embedded CPU optimized for low power and long-term stability, ideal for IoT and industrial deployments.

Best for: Industrial PCs, digital signage, and edge computing appliances.

Read the full review

Frequently Asked Questions

Which is better, Intel Core i7-8665UE or Core i5-1335UE?

Based on our editorial ratings, the Intel Core i7-8665UE comes out ahead with a score of 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 i7-8665UE or Core i5-1335UE?

For gaming, the Core i5-1335UE leads with a gaming performance score of 40/100 among Intel Core i7-8665UE and Core i5-1335UE.

Do Intel Core i7-8665UE and Core i5-1335UE use the same socket?

No. They use different sockets (Intel Core i7-8665UE: Intel BGA 1528, Core i5-1335UE: Intel BGA 1744), so each needs a compatible motherboard.

Which has more cores?

The Core i5-1335UE has the most cores. Core counts: Intel Core i7-8665UE (4 cores), Core i5-1335UE (10 cores).

Which is faster in multi-core benchmarks?

The Core i5-1335UE posts the highest multi-core benchmark score. Multi-core results: Intel Core i7-8665UE (8,200), Core i5-1335UE (9,200). Benchmark figures are approximate and workload-dependent.