CPU Comparison
Intel Core i5-1135G7 vs Intel Core i5-1145G7
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.
High single-thread performance makes everyday tasks and web browsing feel extremely snappy.
Gaming
Capable of playing e-sports titles and older games at 1080p thanks to Iris Xe graphics.
Iris Xe 80EU allows for playable framerates in older or esports titles at 1080p Low, a massive step up from UHD graphics.
Virtualization
Can handle light virtualization but is limited by 4 cores.
Can run basic VMs for development, but 4 cores limit heavy virtualization workloads.
Efficiency
Excellent power efficiency due to the 10nm SuperFIN process.
Good efficiency at 15W, though 10nm SuperFin is slightly surpassed by newer nodes.
Specialized Performance
AI / ML
- DLBoost and GNA 2.0 provide solid AI acceleration for background blur and noise cancellation.
- Intel DL Boost for INT8
- GNA 2.0 for background noise cancellation
- Suitable for consumer AI features like background blur
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.
- Can play CS:GO, Valorant, and League of Legends at 1080p
- Driver support is mature
- Performance heavily depends on laptop memory configuration (dual-channel is essential)
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
- Excellent single-thread performance for everyday tasks
- Iris Xe 80EU provides best-in-class integrated graphics at launch
- Good power efficiency for battery life
- Hardware AV1 video decoding
- Native Thunderbolt 4 support (via platform)
Cons
- Only 4 cores and 8 threads limits multi-threaded headroom
- Limited to 4 PCIe 4.0 lanes
- End-of-life status means no further BIOS/feature updates
- Does not support ECC memory
- Surpassed by 12th Gen Alder Lake-U in efficiency and performance
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 i5-1145G7
- AMD Ryzen 5 5500URival
Consumer Mobile
- AMD Ryzen 7 4700URival
Consumer Mobile
- Compare head-to-headApple M1Rival
Consumer Mobile
- Intel Core i7-1165G7Rival
Consumer Mobile
- Qualcomm Snapdragon 8cx Gen 2Rival
Consumer Mobile
12th Gen successor with hybrid architecture (P+E cores) offering better multi-core performance.
Compare head-to-headSlightly lower clocks but nearly identical performance, often found in cheaper laptops.
Compare head-to-head- AMD Ryzen 5 5600UAlt
Superior Zen 3 architecture with more cores and better battery life.
A newer 12th gen i3 that matches or beats this i5 in multi-core while being cheaper.
Compare head-to-head
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 reviewA solid 11th gen mobile chip that brought significant IPC and graphics improvements to ultrabooks. However, it is now end-of-life and surpassed by 12th, 13th, and 14th Gen alternatives.
Best for: Buying a heavily discounted used laptop from 2021 for basic office work or student needs.
Read the full reviewFrequently Asked Questions
Which is better, Intel Core i5-1135G7 or Intel Core i5-1145G7?
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 i5-1145G7?
For gaming, the Intel Core i5-1135G7 leads with a gaming performance score of 75/100 among Intel Core i5-1135G7 and Intel Core i5-1145G7.
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 i5-1145G7 (28 W).
Do Intel Core i5-1135G7 and Intel Core i5-1145G7 use the same socket?
Yes — all of these CPUs use the Intel BGA 1449 socket, so they share compatible motherboards.