CPU Comparison

Intel Core i5-8365UE vs Intel Core i7-8665UE

A side-by-side comparison of specs, performance and value. The Intel Core i5-8365UE is an 8th generation mobile processor designed for embedded and edge computing applications. Part of the Whiskey Lake-U family, it was released in April 2019. Built on the 14nm process, it features 4 cores and 8 threads, offering robust performance in a compact footprint. The processor operates at a base frequency of 1.6 GHz and boosts up to 4.1 GHz. With a 15W TDP, it balances performance and power, making it suitable for compact systems. It includes 6 MB of Smart Cache and supports dual-channel DDR4 memory up to 2400 MT/s. The 'E' suffix denotes its embedded nature, ensuring long-term availability for industrial applications. It features Intel UHD Graphics 620 and vPro technology, making it ideal for digital signage, kiosks, and IoT edge devices requiring remote management and reliability.

Intel · Core i5
Intel Core i5-8365UE
4C / 8T4.1 GHz15 W
7.8
Full review
Top pick
Intel · Core i7
Intel Core i7-8665UE
4C / 8T4.4 GHz15 W
8
Full review

The Bottom Line

Overview & Launch

Brand
Intel
Intel
Market
Mobile (Embedded)
Mobile
Segment
Mobile
Mobile Embedded
Generation
8th Generation (Whiskey Lake)
Core i7 (Whiskey Lake)
Launched
2019
2018
Status
Active
End-of-life
Codename
Whiskey Lake-U
Whiskey Lake-U
Series
Core i5
Core i7
Family
8th Generation Core
8th Generation
Predecessor
Intel Core i5-8350U
Intel Core i7-8650U
Successor
Intel Core i5-1145G7E
Intel Core i7-1185GRE

Specifications Compared

Cores & Clocks
Cores
4
4
Threads
8
8
Base Clock
1.6 GHz
1.7 GHz
Boost Clock
4.1 GHz
4.4 GHz
Cache & Power
L3 Cache
6 MB
8 MB
TDP
15 W
15 W
Architecture
Architecture
Whiskey Lake-U
Whiskey Lake-U
Process Node
14nm
14nm
Memory
Memory Type
DDR4
DDR3, DDR4
Memory Speed
2400 MT/s
2400 MT/s
Memory Channels
Dual (2)
Dual (2)
Max Memory
64 GB
64 GB
Platform & I/O
Socket
BGA 1528
Intel BGA 1528
PCIe Version
PCIe 3.0
Gen 3
PCIe Lanes
16
16
Integrated GPU
Yes
Yes
Unlocked
No
No

Performance Compared

Productivity

Intel Core i5-8365UEBest80

Strong single-core performance for edge applications.

Intel Core i7-8665UE75

Handles specialized industrial software efficiently.

Gaming

Intel Core i5-8365UEBest30

Not designed for gaming; only basic 2D acceleration.

Intel Core i7-8665UE25

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

Virtualization

Intel Core i5-8365UE70

Good for lightweight containerized workloads.

Intel Core i7-8665UE70

vPro and TSX make it decent for light edge virtualization.

Efficiency

Intel Core i5-8365UE85

Excellent performance-per-watt for fanless designs.

Intel Core i7-8665UEBest90

Excellent efficiency for always-on embedded devices.

Specialized Performance

AI / ML

Intel Core i5-8365UELimited
  • No dedicated AI hardware.
  • Suitable for basic edge inference via CPU.
Intel Core i7-8665UELimited
  • No dedicated AI hardware
  • Relies on CPU for inference

Content Creation

Intel Core i5-8365UEFair
Media TranscodingSignage Content Playback
Intel Core i7-8665UEFair
Data AcquisitionSignal ProcessingIndustrial UI

Gaming

Intel Core i5-8365UEPoor
  • Not intended for gaming.
  • UHD 620 is sufficient for UI rendering only.
Intel Core i7-8665UELow
  • Uses Intel UHD Graphics 620
  • Suitable only for basic display output
  • Not for gaming applications

Industry Impact

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

Best CPU by Use Case

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

Target Audience

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

Strengths & Weaknesses

Intel Core i5-8365UE

Pros

  • Long-term embedded availability
  • vPro for remote management
  • Good performance-per-watt
  • Supports dual-channel DDR4

Cons

  • Only 4 cores
  • Basic integrated graphics
  • Older 14nm process
  • Not for consumer use
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

Competitors & Alternatives

Intel Core i5-8365UE

  • AMD Ryzen Embedded V1605B

    Embedded Mobile

    Rival
  • Intel Core i7-8665UE

    Embedded Mobile

    Rival
    Compare head-to-head
  • Intel Atom x7-E3950

    Embedded Low Power

    Rival
  • AMD Ryzen Embedded R1606G

    Embedded Low Power

    Rival
  • Intel Celeron 4305UE

    Embedded Budget

    Rival
  • Better 10nm architecture and Xe graphics.

    Compare head-to-head
  • AMD Ryzen Embedded V2000
    Alt

    More cores and better efficiency.

  • Intel Atom x6425E
    Alt

    Lower power alternative for simpler tasks.

  • AMD Ryzen Embedded R2545
    Alt

    Strong embedded alternative.

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.

Our Verdict on Each

A highly reliable embedded processor offering long-term availability, vPro manageability, and solid performance for industrial applications.

Best for: Developing new industrial IoT or edge computing devices.

Read the full review

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

Frequently Asked Questions

Which is better, Intel Core i5-8365UE or Intel Core i7-8665UE?

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 i5-8365UE or Intel Core i7-8665UE?

For gaming, the Intel Core i5-8365UE leads with a gaming performance score of 30/100 among Intel Core i5-8365UE and Intel Core i7-8665UE.

Do Intel Core i5-8365UE and Intel Core i7-8665UE use the same socket?

No. They use different sockets (Intel Core i5-8365UE: BGA 1528, Intel Core i7-8665UE: Intel BGA 1528), so each needs a compatible motherboard.

Which is faster in multi-core benchmarks?

The Intel Core i7-8665UE posts the highest multi-core benchmark score. Multi-core results: Intel Core i5-8365UE (6,000), Intel Core i7-8665UE (8,200). Benchmark figures are approximate and workload-dependent.