Intel Core i5 1240U vs i5 1235U

We compared two 10-core laptop CPUs: the 1.1 GHz Intel Core i5 1240U 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
Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of electricity consumption
NanoReview Final Score
Generic CPU rating

Key Differences

What are the key differences between 1235U and 1240U

Benchmarks

Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
14356
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
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Specifications

Full technical specification of Intel Core i5 1240U 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 i5-1240U i5-1235U
Integrated GPU Iris Xe Graphics G7 (80EU) Iris Xe Graphics (80EU)

CPU

Performance Cores
P-Cores 2 2
P-Threads 4 4
Base Frequency (P) 1.1 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) 0.8 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 11x 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
Socket BGA-1781 BGA-1744
TDP 9 W 12-15 W (configurable)
Max. Boost TDP 29 W 55 W
Peak temperature 100°C 100°C

iGPU

Integrated Graphics Intel Iris Xe Graphics G7 (80EU) Intel Iris Xe Graphics (80EU)
GPU Base Clock 300 MHz 300 MHz
GPU Boost Clock 900 MHz 1200 MHz
Shading Units 640 640
TMUs 40 40
ROPs 20 20
Execution Units 80 80
TGP 15 W 15 W
iGPU FLOPS
1.41 TFLOPS
1.41 TFLOPS

Memory Support

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

Misc

Official site Intel Core i5 1240U official page Intel Core i5 1235U official page
PCI Express Version 4.0 4.0
PCI Express Lanes 14 20

Cast your vote

Choose between two processors
5 (38.5%)
8 (61.5%)
Total votes: 13

Comments

So which CPU will you choose: Intel Core i5 1235U or i5 1240U?