Home > CPU Comparison > Core i5 1235U or Core i5 1155G7: what's better?

Intel Core i5 1235U vs i5 1155G7

43 out of 100
Intel Core i5 1235U
VS
39 out of 100
Intel Core i5 1155G7
Intel Core i5 1235U
Intel Core i5 1155G7

We compared two laptop CPUs: the 1.3 GHz Intel Core i5 1235U with 10-cores against the 1.0-2.5 GHz i5 1155G7 with 4-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

  1. Review
  2. Differences
  3. Performance
  4. Specs
  5. Comments (2)

Review

General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of power consumption
Integrated Graphics
iGPU capabilities for gaming and 3D-intensive tasks
NanoReview Final Score
Choose your main usage scenario to recalculate the Final Score and see which CPU suits your needs.
πŸ”Œ Usage Scenario:

Key Differences

What are the key differences between 1155G7 and 1235U
Advantages of Intel Core i5 1235U
  • Has 6 more physical cores
  • Has 4 MB larger L3 cache size
  • Newer - released 9 months later
Advantages of Intel Core i5 1155G7
  • 2% higher Turbo Boost frequency (4.5 GHz vs 4.4 GHz)

Test in Benchmarks

Comparing the performance of CPUs across various tasks
CPU:
Core i5 1235U
vs
Core i5 1155G7

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Cinebench 2026 (Single) 400 -
Cinebench 2026 (Multi) 1046 -
Submit your benchmark results

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
Core i5 1235U +18%
6362
Core i5 1155G7
5404
File compression 448.4 MB/sec 433.2 MB/sec
Clang compilation 24.1 Klines/sec 34.2 Klines/sec
HTML 5 Browser 156 pages/sec 105.9 pages/sec
PDF Renderer 128.9 Mpixels/sec 153.1 Mpixels/sec
Text processing 206.3 pages/sec 194.7 pages/sec
Background blur 34.7 images/sec 28 images/sec
Photo processing 54.1 images/sec 48.1 images/sec
Ray tracing 10.5 Mpixels/sec 6.79 Mpixels/sec
Sources: GeekBench [1], [2] – 545 & 1137 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Core i5 1235U +10%
3051
Core i5 1155G7
2784
Passmark CPU (Multi-Core)
Core i5 1235U +30%
12449
Core i5 1155G7
9586
Integer math 47.4 GOps/sec 34.4 GOps/sec
Floating point math 37.4 GOps/sec 20 GOps/sec
Find prime numbers 534M Primes/sec 37M Primes/sec
Random string sorting 16.6M Strings/sec 12.5M Strings/sec
Data encryption 9 GBytes/sec 5.3 GBytes/sec
Data compression 143.4 MBytes/sec 104.6 MBytes/sec
Physics 649 Frames/sec 557 Frames/sec
Extended instructions 7.9B Matrices/sec 7.1B Matrices/sec
Sources: PassMark [3], [4] – 8323 & 1001 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
Core i5 1235U +63%
80.33
Core i5 1155G7
49.4

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 24.5 PPW 8.2 PPW
Geekbench 6 Multi / Watt 424.1 PPW 193 PPW
Passmark CPU Mark / Watt 829.9 PPW 342.4 PPW
Blender / Watt 5.36 PPW 1.76 PPW
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Recent User Tests

The latest benchmark tests that have been submitted by users
Intel Core i5 1235U
DateBenchmarkResult
πŸ“˜ 2026-08-15 (zoetje)Cinebench 2026400 / 1046
πŸ“˜ 2026-08-09 (Jubayer)Cinebench 202486 / 393
πŸ“˜ 2026-05-06 (TASIN AMIR)Geekbench 6 CPU2191 / 7204
πŸ“˜ 2026-03-08 -> samueltailsGeekbench 6 CPU2147 / 6050
πŸ“˜ 2025-01-13 (sauron269)Cinebench 202498 / 368
Add View all (5)
Intel Core i5 1155G7
No benchmark results yet
Add

Specifications

Full technical specification of Intel Core i5 1235U and i5 1155G7

General

Vendor Intel Intel
Released February 23, 2022 June 8, 2021
Type Laptop Laptop
Instruction Set x86-64 x86-64
Codename Alder Lake Tiger Lake
Model number i5-1235U i5-1155G7
Integrated GPU Iris Xe Graphics (80EU) Iris Xe Graphics G7 80EU
Successor - Intel Core Ultra 5 225U - Intel Core Ultra 7 255U
Intel CPU rating (#199th place)

CPU

Performance Cores
P-Cores 2 4
P-Threads 4 8
Base Frequency (P) 1.3 GHz 1.0-2.5 GHz
Turbo Boost Frequency (P) 4.4 GHz 4.5 GHz
Efficient Cores
E-Cores 8 -
E-Threads 8 -
Base Frequency (E) 0.9 GHz -
Turbo Boost Frequency (E) 3.3 GHz -
Total
Total Cores 10 4
Total Threads 12 8
Bus Frequency 100 MHz 100 MHz
Multiplier 13x 10-25x
Bus Bandwidth - 4 GT/s
L1 Cache 80K (per core) 96K (per core)
L2 Cache 1280K (per core) 1280K (per core)
L3 Cache 12MB (shared) 8MB (shared)
Unlocked Multiplier No No

Package

Fabrication Process 10 nm 10 nm
TDP (PL1) 12-15 W (configurable) 12-28 W (configurable)
Max. Boost TDP (PL2) 55 W -
Socket BGA-1744 BGA-1449
Peak Temperature 100Β°C 100Β°C

iGPU

Integrated Graphics Intel Iris Xe Graphics (80EU) Iris Xe Graphics G7 80EU
GPU Base Clock 300 MHz 300 MHz
GPU Boost Clock 1200 MHz 1350 MHz
Shading Units 640 640
TMUs 40 40
ROPs 20 20
Execution Units 80 80
TGP 15 W 15 W
iGPU FLOPS
Core i5 1235U
1.5 TFLOPS
Core i5 1155G7 +13%
1.7 TFLOPS
See: Intel Iris Xe Graphics G7 (80EU) benchmarks

Memory Support

Memory Types - DDR5-4800
- DDR4-3200
- LPDDR5-5200
- LPDDR4x-4267		 - DDR4-3200
- LPDDR4x-4267
Max. Memory Size 64 GB 64 GB
Memory Channels 2 2
ECC Support No No

Misc

Official Site Intel Core i5 1235U official page Intel Core i5 1155G7 official page
PCI Express Version 4.0 4.0
PCI Express Lanes 20 16

Cast your vote

Choose between two processors
353 (70.2%)
150 (29.8%)
Total votes: 503

Competitors

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2. Intel Core i5 1155G7 vs Intel Core i5 1135G7 (2)
3. Intel Core i5 1155G7 vs AMD Ryzen 5 5500U (2)
4. Intel Core i5 1235U vs AMD Ryzen 5 5500U (13)
5. Intel Core i5 1235U vs AMD Ryzen 5 7520U
6. Intel Core i5 1235U vs Intel Core i3 1215U (10)
7. Intel Core i5 1235U vs AMD Ryzen 5 7530U (7)
8. Intel Core i5 1235U vs Intel Core i5 1335U (5)
9. Intel Core i5 1235U vs AMD Ryzen 7 7730U (1)
10. Intel Core i5 1235U vs Intel Core i7 1255U (2)
Compare other CPUs (460+)

Comments

So which CPU will you choose: Intel Core i5 1155G7 or i5 1235U?
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Me-she July 10, 2023 at 10:31 AM
What is Intel doing am I the only one who thinks they just rebranded the igpu? The only difference between Iris Xe Graphics (80EU) And Iris Xe Graphics G7 80EU is the 150 MHz boost clock. Am I insane maybe it's the weed taking again.
+60 Reply
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Riley January 28, 2023 at 11:57 PM
1235U. also, can I just say how helpful this website is? omg
+80 Reply
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