Intel Core i5 1245U vs i5 1235U

We compared two 10-core laptop CPUs: the 1.6 GHz Intel Core i5 1245U against the 1.3 GHz i5 1235U. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

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:

Test in Benchmarks

Comparing the performance of CPUs across various tasks

Cinebench

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

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)
File compression 473.1 MB/sec 448.4 MB/sec
Clang compilation 37.3 Klines/sec 24.1 Klines/sec
HTML 5 Browser 158.5 pages/sec 156 pages/sec
PDF Renderer 205.1 Mpixels/sec 128.9 Mpixels/sec
Text processing 206.7 pages/sec 206.3 pages/sec
Background blur 36.9 images/sec 34.7 images/sec
Photo processing 65.2 images/sec 54.1 images/sec
Ray tracing 13.1 Mpixels/sec 10.5 Mpixels/sec
Sources: GeekBench [1], [2] – 1037 & 545 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
12737
Integer math 49.1 GOps/sec 47.4 GOps/sec
Floating point math 32.4 GOps/sec 37.4 GOps/sec
Find prime numbers 36M Primes/sec 534M Primes/sec
Random string sorting 16.9M Strings/sec 16.6M Strings/sec
Data encryption 9.2 GBytes/sec 9 GBytes/sec
Data compression 144.9 MBytes/sec 143.4 MBytes/sec
Physics 690 Frames/sec 649 Frames/sec
Extended instructions 8B Matrices/sec 7.9B Matrices/sec
Sources: PassMark [3], [4] – 1604 & 8323 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
94.87

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 27.5 PPW 24.5 PPW
Geekbench 6 Multi / Watt 464.4 PPW 424.1 PPW
Passmark CPU Mark / Watt 849.1 PPW 829.9 PPW
Blender / Watt 6.32 PPW 5.36 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 1245U
DateBenchmarkResult
πŸ“˜ 2025-11-30 (Kosta Macarov)Geekbench 6 CPU2180 / 8760
πŸ“˜ 2025-10-23 (Madu)Cinebench 202491 / 412
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

Specifications

Full technical specification of Intel Core i5 1245U and i5 1235U

General

Vendor Intel Intel
Released February 23, 2022 February 23, 2022
Type Laptop Laptop
Instruction Set x86-64 x86-64
Codename Alder Lake Alder Lake
Model number i5-1245U i5-1235U
Integrated GPU Iris Xe Graphics (80EU) Iris Xe Graphics (80EU)
Successor - Intel Core Ultra 5 235U - Intel Core Ultra 5 225U
Intel CPU rating (193rd and 199th place)

CPU

Performance Cores
P-Cores 2 2
P-Threads 4 4
Base Frequency (P) 1.6 GHz 1.3 GHz
Turbo Boost Frequency (P) 4.4 GHz 4.4 GHz
Efficient Cores
E-Cores 8 8
E-Threads 8 8
Base Frequency (E) 1.2 GHz 0.9 GHz
Turbo Boost Frequency (E) 3.3 GHz 3.3 GHz
Total
Total Cores 10 10
Total Threads 12 12
Bus Frequency 100 MHz 100 MHz
Multiplier 16x 13x
L1 Cache 80K (per core) 80K (per core)
L2 Cache 1280K (per core) 1280K (per core)
L3 Cache 12MB (shared) 12MB (shared)
Unlocked Multiplier No No

Package

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

iGPU

Integrated Graphics Intel Iris Xe Graphics (80EU) Intel Iris Xe Graphics (80EU)
GPU Base Clock 300 MHz 300 MHz
GPU Boost Clock 1200 MHz 1200 MHz
Shading Units 640 640
TMUs 40 40
ROPs 20 20
Execution Units 80 80
TGP 15 W 15 W
iGPU FLOPS
1.5 TFLOPS
1.5 TFLOPS

Memory Support

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

Misc

Official Site Intel Core i5 1245U official page Intel Core i5 1235U official page
PCI Express Version 4.0 4.0
PCI Express Lanes 20 20

Cast your vote

Choose between two processors
65 (47.1%)
73 (52.9%)
Total votes: 138

Comments

So which CPU will you choose: Intel Core i5 1235U or i5 1245U?
🌐 Register your profile and become part of NanoReview community!
Avatar
Darren May 20, 2024 at 12:14 PM
The official Intel suggested retail price is about 10% higher for the i5-1245U. The main difference appears to be that i5-1245U has a vPro enterprise and related features.
0 Reply
Avatar
Reinier March 22, 2023 at 01:30 PM
The difference in performance is not worth 170 Euro. Simple.
+38 Reply