CPU Comparison
Intel Core i5-1135G7 vs Intel Core i5-1155G7 (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.
The Bottom Line
Overview & Launch
Specifications Compared
Performance Compared
Productivity
Snappy performance for everyday office tasks and multitasking.
The 4.5 GHz boost provides excellent single-thread responsiveness for office tasks.
Gaming
Capable of playing e-sports titles and older games at 1080p thanks to Iris Xe graphics.
Iris Xe 80EU handles esports titles well, similar to other Tiger Lake SKUs.
Virtualization
Can handle light virtualization but is limited by 4 cores.
Capable of light VMs, but 4 cores limit heavy dev environments.
Efficiency
Excellent power efficiency due to the 10nm SuperFIN process.
The IPU offloads camera tasks, actually saving battery life during long video calls.
Specialized Performance
AI / ML
- DLBoost and GNA 2.0 provide solid AI acceleration for background blur and noise cancellation.
- IPU 6.0 accelerates computer vision tasks
- GNA 2.0 for audio processing
- DL Boost for general AI inference
Content Creation
Gaming
- 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.
- Performs identical to 1155G7 in gaming
- Capable of 1080p Low in esports
- Heavily dependent on system memory configuration
Industry Impact
Best CPU by Use Case
Target Audience
Strengths & Weaknesses
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
Pros
- Integrated IPU 6.0 provides superior webcam quality
- High 4.5 GHz boost clock for snappy single-thread tasks
- Iris Xe-LP 80EU graphics
- Low power consumption during video calls due to hardware offload
- Configurable TDP for versatile laptop designs
Cons
- Only 4 cores limit heavy multi-threading
- Limited to 4 PCIe 4.0 lanes
- IPU is only useful if the laptop OEM implements a compatible sensor
- Surpassed by 12th Gen Alder Lake in raw performance
- Soldered to the motherboard, non-upgradable
Competitors & Alternatives
Intel Core i5-1135G7
- AMD Ryzen 5 5500URival
Mobile
- AMD Ryzen 7 5700URival
Mobile
- Compare head-to-headIntel Core i5-1035G1Rival
Mobile
- Intel Core i7-1165G7Rival
Mobile
- Compare head-to-headApple M1Rival
Mobile
- AMD Ryzen 5 5600UAlt
Provides better multi-core performance with 6 cores.
Budget alternative with 2 cores for basic office tasks.
Compare head-to-head- AMD Ryzen 7 5800UAlt
Excellent 8-core alternative for heavy multitasking.
Newer 12th gen alternative with more cores and better efficiency.
Compare head-to-head
Intel Core i5-1155G7 (IPU)
- AMD Ryzen 5 5600URival
Consumer Mobile
- Compare head-to-headApple M1Rival
Consumer Mobile
- Intel Core i7-1185G7Rival
Consumer Mobile
- Qualcomm Snapdragon 8cx Gen 2 5GRival
Consumer Mobile
- Compare head-to-headIntel Core i5-1135G7Rival
Consumer Mobile
The standard version without the explicit IPU focus, often found in cheaper laptops.
Compare head-to-head12th Gen successor with 12 cores (4P+8E) for vastly superior multi-core performance.
Compare head-to-head- Apple M1 (MacBook Air)Alt
Unmatched battery life and efficiency, though different ecosystem.
- Intel Core i7-1165G7Alt
Higher clocks and slightly better graphics (96EU) if CPU power is preferred over 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 reviewAn excellent choice for business professionals needing top-tier video conferencing capabilities out of the box. The IPU handles heavy camera lifting, freeing up the CPU for multitasking.
Best for: Purchasing a used premium business laptop (2021-2022) where webcam quality and battery life during calls are priorities.
Read the full reviewFrequently Asked Questions
Which is better, Intel Core i5-1135G7 or Intel Core i5-1155G7 (IPU)?
Based on our editorial ratings, the Intel Core i5-1135G7 comes out ahead with a score of 8.5/10. 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 i5-1135G7 or Intel Core i5-1155G7 (IPU)?
For gaming, the Intel Core i5-1135G7 leads with a gaming performance score of 75/100 among Intel Core i5-1135G7 and Intel Core i5-1155G7 (IPU).
Which uses less power?
The Intel Core i5-1135G7 has the lowest rated TDP. Power draw across these chips: Intel Core i5-1135G7 (15 W), Intel Core i5-1155G7 (IPU) (28 W).
Do Intel Core i5-1135G7 and Intel Core i5-1155G7 (IPU) use the same socket?
Yes — all of these CPUs use the Intel BGA 1449 socket, so they share compatible motherboards.