Core i5-1135G7 Vs Ryzen 5 7520U: We Tested Both

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Shehryar Khan

Senior Editor and Content Writer:

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Previously, I compared the Core i5-1135G7 to the Ryzen 5 5500U. Today, I’ll be comparing the Core i5-1135G7 vs Ryzen 5 7520U. This Ryzen CPU is a refresh of Zen 2 but uses a 6nm processing node. Let’s see how it compares to the Tiger Lake Core i5.

Key Takeaways

• Firstly, the Core i5-1135G7 uses Intel’s 10nm ESF node, while the Ryzen 5 7520U uses TSMC’s 6nm FinFET node. 
• The Core i5-1135G7 proved 3.5% faster in multi-core applications and 19% in single-core applications. Meanwhile, the Ryzen 5 7520U was 5% faster in the HWBOT x265 4K conversion test and 20.1% faster in the Blender render test.
• Core i5-1135G7 laptops range from $357 to $1199, while the Ryzen 5 7520U laptops cost between $449 and $1199.
• Regarding value, the Core i5-1135G7 is better; overall, it performed better in the benchmarks, and the laptops are also cheaper.

Comparison Table

Let’s compare the specifications of the two CPUs to trace the similarities and differences.

Among the similarities are the core/thread counts and (potentially) the base power limit. Now, let’s look at the differences. 

Read: Intel Core i5-1235U Vs AMD Ryzen 5 7520U

Architectural Differences

1. Process Nodes: The AMD Ryzen 5 7520U uses TSMC’s 6nm FinFET node, whereas the Core i5-1135G7 uses Intel’s 10nm ESF node. In transistor density, the TSMC 6nm node beats Intel’s 10nm node.
2. Clock Speeds: The Core i5-1135G7 can clock anywhere from 0.9GHz to 2.4GHz at base, depending on the laptop’s cooling ability. In contrast, the Ryzen 7520U has a fixed base frequency of 2.8GHz. As for boost frequencies, the Core i5-1135G7 clocks 4.2GHz, while the Ryzen 5 7520U betters that by 100MHz.
3. Memory: The Ryzen 5 7520U supports LPDDR5 memory, while the Core i5-1135G7 is limited to DDR4 and LPDDR4. Regarding memory capacity, the Intel Core i5-1135G7 supports up to 64GB of RAM, while the Ryzen 5 chip is limited to 16GB.
4. Cache: Concerning cache, the Core i5-1135G7 has higher L1 and L2 Cache per core capacities. In total, it has 384KB of L1 cache and 5MB of L2 cache, compared to 256KB and 2MB (respectively) of the Core i5-1135G7. As for L3 Cache, the Core i5-1135G7 has an 8MB cache while the Ryzen 5 7520U has half of that.
5. TDP: The Core i5-1135G7 has a base TDP adjustable between 12 and 28 watts, while the AMD Ryzen 5 7520U has a fixed 15-watt TDP.

Core i5-1135G7 Vs Ryzen 5 7520U: Performance Benchmarks 

Let’s compare the performance of these two CPUs.    

Cinebench R15

• Kicking things off with Cinebench R15, the Ryzen 5 7520U scored 834 points in the multi-core test. The Ryzen 5 7520U trails with 822 points.
• In the single-core test, the Core i5-1135G7 took the lead, scoring 198 points over 168.8 of the Ryzen 5 7520U.

Also Read: Core i5-1335U Vs Core i5-1135G7

Cinebench R23

• In the Cinebench R23 multi-core test, the Ryzen 5 7520U wins again with 5149 points compared to the Core i5-1135G7’s score of 4894.
• As for the single-core scores, the Core i5-1135G7 leads by 14.8% with 1345 points. The AMD Ryzen 5 7520U scored 1171 points.

Geekbench 5

• Moving on to Geekbench 5, the Core i5-1135G7 wins the multi-core test with 4633 points. In response, the Ryzen 5 7520U managed 4013 points – trailing by 15.4%.
• The single-core results show the Core i5-1135G7 bagging 1324 points, outscoring the Ryzen 5 7520U’s tally of 1066 points.

Summing Up The Multi-Core And Single-Core Performance

Before moving on to the remaining benchmarks, here is a summary of the multi-core and single-core performance across the three tests.

• Multi-core Performance: The Core i5-1135G7 managed 3449 multi-core points on average compared to 3332 points of the Ryzen 5 7520U. Thus, on average, the Core i5-1135G7 is 3.5% faster in multi-core applications.
• Single-core Performance: Intel’s Core i5-1135G7 recorded 955 points, on average, across the three applications. In reply, the Ryzen 5 7520U averaged 802 points. So, the Core i5-1135G7 is about 19% faster in single-core applications.

Read: Core i5-1135G7 Vs AMD Ryzen 5 5500U

3DMark Time Spy CPU Benchmark

• The next benchmark is 3DMark Time Spy, where the Core i5-1135G7 (3850 points) comprehensively outscored its competitor (3442 points).
• Here, the Core i5-1135G7’s lead is 11.8%.

Blender 3.3 Classroom

• In the Blender render benchmark, the Ryzen 5 7520U is the better CPU, rendering the scene in 1044 seconds. In contrast, the Core i5-1135G7 took 1254 seconds.
• The Ryzen 5 7520U rendered the scene 20.1% faster.

HWBOT x265 Benchmark V2.2

• My last benchmark is the HWBOT x265 conversion test, in which the AMD Ryzen 5 7520U scored 6.3 FPS. In comparison, the Core i5-1135G7 scored 6 FPS.
• The Ryzen 5 7520U has a 5% lead here. 

Power Consumption

To wrap up the performance section, here’s a look at both CPUs’ average power consumption at idle and under load. 

Reminder:

• Base TDP of Core i5-1135G7: 12-18W
• Base TDP of Ryzen 5 7520U: 15W

• Idle power consumption: At idle, both CPUs consumed just 3.8 watts of power on average.
• Load power consumption: Under load during the Cinebench R15 multi-core test, the Core i5-1135G7 averaged 42.6 watts while the Ryzen chip averaged 37 watts of power draw. Thus, the AMD Ryzen 5 7520U is 15.1% more power-efficient under load. 

Laptop Prices 

Here’s a look at the laptop prices.

Note: The prices have been estimated from Amazon US and are valid as of July 2023. 

• Core i5-1135G7: Laptops using this mobile CPU start at $357, while the best-selling laptops lie in the $419-$869 range. The most expensive Core i5-1135G7 laptop can set you back $1199.
• Ryzen 5 7520U: Entry-level laptops cost at least $449, while the most popular laptops cost between $449 and $819. Like the Core i5-1135G7, the most expensive laptop costs $1199.

Also Read: How Much Is My PC Worth?

Ryzen 5 7520U Vs Core i5-1135G7: Which One Offers Better Value?

Let’s review the performance and prices to find the better value CPU.

• The Core i5-1135G7 performed 3.5% better in multi-core applications and was 19% faster in the single-core tests. It also outscored its rival in the 3DMark Time Spy CPU benchmark.
• The Ryzen 5 7520U won the remaining two benchmarks by a margin of 20.1% and 5%. When we look at the price difference, entry-level Intel Core i5-1135G7 laptops cost 25.7% more than Ryzen 5 7520U ones. 
• The larger 25.7% price difference negates the two wins scored by the Ryzen 5 7520U in the benchmarks. Thus, the Core i5-1135G7 provides a much better value than the Ryzen 5 7520U. 

Final Thoughts 

This marks the end of my Core i5-1135G7 vs Ryzen 5 7520U comparison. After thoroughly comparing the two CPUs, I’ve found that the Core i5-1135G7 is much better regarding value. It only lost to the Ryzen 5 7520U in two benchmarks, in one of them by only 5%. At the same time, it costs about 25.7% less. 

In addition, the Core i5-1135G7 supports up to 64GB of RAM and PCIe 4.0 and has a better iGPU. The only real wins for the Ryzen 5 7520U are the LPDDR5 support and better power efficiency. Also, read our guide to learn what other factors you should consider in a CPU.

Pros And Cons 

Shehryar Khan

[Comparisons Expert]

Shehryar Khan, a seasoned PC hardware expert, brings over three years of extensive experience and a deep passion for the world of technology. With a love for building PCs and a genuine enthusiasm for exploring the latest advancements in components, his expertise shines through his work and dedication towards this field. Currently, Shehryar is rocking a custom loop setup for his built.

Get In Touch: shehryar@old.tech4gamers.com