CPU Comparison

Intel Core i5-1135G7 vs Core i5-1235U (IPU)

A side-by-side comparison of specs, performance and value. The Intel Core i5-1135G7 is a 4-core, 8-thread mobile processor launched in September 2020. Built on the 10nm SuperFIN process, it utilizes the Willow Cove microarchitecture. Designed for thin-and-light laptops, it operates at a 15W TDP with a base clock of 1.5 GHz and a turbo boost up to 4.2 GHz. It features the highly capable Iris Xe Graphics G7 with 80 Execution Units, bringing significant gaming and media improvements to the ultrabook segment.

Intel · Core i5
Intel Core i5-1135G7
4C / 8T4.2 GHz15 W
8.5
Full review
Intel · Core i5
Core i5-1235U (IPU)
10C / 12T4.4 GHz15 W
8.5
Full review

The Bottom Line

Overview & Launch

Brand
Intel
Intel
Market
Mobile
Mobile
Segment
Mobile
Mobile
Generation
11th Gen (Tiger Lake-U)
12th Gen
Launched
2020
2022
Status
End-of-life
Active
Codename
Tiger Lake-U
Alder Lake-U
Series
Core i5
Core i5
Family
11th Generation
Alder Lake
Predecessor
Core i5-1035G1
Intel Core i5-1135G7
Successor
Core i5-1235U
Intel Core i5-1335U

Specifications Compared

Cores & Clocks
Cores
4
10
Threads
8
12
Base Clock
1.5 GHz
1.3 GHz
Boost Clock
4.2 GHz
4.4 GHz
Cache & Power
L3 Cache
8 MB
12 MB
TDP
15 W
15 W
Architecture
Architecture
Tiger Lake (Willow Cove)
Alder Lake-U
Process Node
10 nm
10nm
Memory
Memory Type
DDR4, LPDDR4X
DDR4, DDR5
Memory Speed
DDR4-3200, LPDDR4X-4267
DDR4-3200, DDR5-4800
Memory Channels
Dual (2)
Dual (2)
Max Memory
64 GB
64 GB
Platform & I/O
Socket
Intel BGA 1449
Intel BGA 1744
PCIe Version
PCIe 4.0
PCIe 4.0
PCIe Lanes
4
20
Integrated GPU
Yes
Yes
Unlocked
No
No

Performance Compared

Productivity

Intel Core i5-1135G785

Snappy performance for everyday office tasks and multitasking.

Core i5-1235U (IPU)Best88

Snappy performance in office applications and heavy multitasking.

Gaming

Intel Core i5-1135G7Best75

Capable of playing e-sports titles and older games at 1080p thanks to Iris Xe graphics.

Core i5-1235U (IPU)60

Capable of light gaming via Iris Xe 80EU, but not designed for AAA titles.

Virtualization

Intel Core i5-1135G760

Can handle light virtualization but is limited by 4 cores.

Core i5-1235U (IPU)Best90

Excellent VM performance due to the dedicated IPU offloading network overhead.

Efficiency

Intel Core i5-1135G790

Excellent power efficiency due to the 10nm SuperFIN process.

Core i5-1235U (IPU)Best95

Outstanding power-to-performance ratio for all-day battery life.

Specialized Performance

AI / ML

Intel Core i5-1135G7Good
  • DLBoost and GNA 2.0 provide solid AI acceleration for background blur and noise cancellation.
Core i5-1235U (IPU)Moderate
  • GNA 3.0 provides AI acceleration for audio and background blur

Content Creation

Intel Core i5-1135G7Good
PhotoshopLightroomPremiere Pro (1080p)Basic 3D Modeling
Core i5-1235U (IPU)Moderate
Photo EditingLight 1080p Video Editing

Gaming

Intel Core i5-1135G7Good
  • Iris Xe 80EU allows for smooth e-sports gaming.
  • Performance scales heavily with dual-channel memory.
  • Not suitable for modern AAA gaming at high settings.
Core i5-1235U (IPU)Casual
  • Iris Xe 80EU handles eSports titles well
  • Not suitable for modern AAA gaming without low settings

Industry Impact

Gaming
Moderate
Low
Workstations
Low
Moderate
Content Creation
Moderate
Moderate
Virtualization
Low
High

Best CPU by Use Case

Light 1080p Gaming
Good
Office Productivity
Excellent
Web Browsing
Excellent
Excellent
Photo Editing
Very Good
Video Conferencing
Excellent
Enterprise Productivity
Excellent
Virtual Machines
Very Good

Target Audience

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

Strengths & Weaknesses

Intel Core i5-1135G7

Pros

  • Excellent single-core performance
  • Massive leap in integrated graphics (Iris Xe 80EU)
  • Great power efficiency
  • Supports fast LPDDR4X-4267 memory
  • Includes PCIe 4.0 for fast storage

Cons

  • Limited to 4 cores
  • Integrated graphics still weaker than entry-level discrete GPUs
  • Soldered onto the motherboard (BGA package)
  • Replaced quickly by 12th Gen P-series and U-series
Core i5-1235U (IPU)

Pros

  • Includes an Infrastructure Processing Unit (IPU)
  • Excellent hybrid core efficiency (2P + 8E)
  • Supports modern DDR5 memory
  • 20 PCIe 4.0 lanes
  • Great battery life potential

Cons

  • Overkill for standard home users
  • Integrated graphics not for heavy gaming
  • Soldered to motherboard (BGA)
  • Locked multiplier

Competitors & Alternatives

Intel Core i5-1135G7

Core i5-1235U (IPU)

Our Verdict on Each

A breakthrough mobile chip that brought console-like integrated graphics to thin-and-light laptops, though limited to 4 cores.

Best for: Buying a mid-range ultrabook for everyday use and light gaming.

Read the full review

A unique Alder Lake chip that combines excellent efficiency with an IPU for specialized enterprise workloads.

Best for: Enterprise thin-and-light laptops

Read the full review

Frequently Asked Questions

Which is faster for gaming, Intel Core i5-1135G7 or Core i5-1235U (IPU)?

For gaming, the Intel Core i5-1135G7 leads with a gaming performance score of 75/100 among Intel Core i5-1135G7 and Core i5-1235U (IPU).

Do Intel Core i5-1135G7 and Core i5-1235U (IPU) use the same socket?

No. They use different sockets (Intel Core i5-1135G7: Intel BGA 1449, Core i5-1235U (IPU): Intel BGA 1744), so each needs a compatible motherboard.

Which has more cores?

The Core i5-1235U (IPU) has the most cores. Core counts: Intel Core i5-1135G7 (4 cores), Core i5-1235U (IPU) (10 cores).