Intel Core i5 1235U vs i5 11400H

We compared two laptop CPUs: the 1.3 GHz Intel Core i5 1235U with 10-cores against the 2.2-2.7 GHz i5 11400H with 6-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.


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
Generic CPU rating

Key Differences

What are the key differences between 11400H and 1235U
Advantages of Intel Core i5 1235U
  • Has 4 more physical cores
  • Newer - released 10-months later
Advantages of Intel Core i5 11400H
  • Supports up to 128 GB DDR4-3200 RAM
  • 2% higher Turbo Boost frequency (4.5 GHz vs 4.4 GHz)

Test in Benchmarks

Comparing the performance of CPUs across various tasks

Cinebench R23

Reputable cross-platform benchmark for high-performance processors
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)

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 735.6 MB/sec 486.2 MB/sec
Clang compilation 48.3 Klines/sec 60.8 Klines/sec
HTML 5 Browser 209.8 pages/sec 122.6 pages/sec
PDF Renderer 220.8 Mpixels/sec 192.9 Mpixels/sec
Text processing 203.8 pages/sec 191.8 pages/sec
Background blur 28 images/sec 38.5 images/sec
Photo processing 45.6 images/sec 53.2 images/sec
Ray tracing 4.96 Mpixels/sec 13.3 Mpixels/sec
Sources: GeekBench [1], [2]


Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Integer math 51.8 GOps/sec 54.6 GOps/sec
Floating point math 34.7 GOps/sec 32.9 GOps/sec
Find prime numbers 38M Primes/sec 49M Primes/sec
Random string sorting 18M Strings/sec 23.4M Strings/sec
Data encryption 9.8 GBytes/sec 9.8 GBytes/sec
Data compression 153 MBytes/sec 199.1 MBytes/sec
Physics 749 Frames/sec 675 Frames/sec
Extended instructions 8.5B Matrices/sec 13.6B Matrices/sec
Sources: PassMark [3], [4]


Full technical specification of Intel Core i5 1235U and i5 11400H


Vendor Intel Intel
Released February 23, 2022 May 11, 2021
Type Laptop Laptop
instruction set x86-64 x86-64
Codename Alder Lake Tiger Lake
Model number i5-1235U i5-11400H
Integrated GPU Iris Xe Graphics (80EU) UHD Graphics for 11th Gen (16 EU)


Performance Cores
P-Cores 2 6
P-Threads 4 12
Base Frequency (P) 1.3 GHz 2.2-2.7 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 Cores 10 6
Total Threads 12 12
Bus Frequency 100 MHz 100 MHz
Multiplier 13x 22-27x
Bus Bandwidth - 8 GT/s
L1 Cache 80K (per core) 96K (per core)
L2 Cache 1280K (per core) 1280K (per core)
L3 Cache 12MB (shared) 12MB (shared)
Unlocked Multiplier No No


Fabrication process 10 nm 10 nm
TDP (PL1) 12-15 W (configurable) 35-45 W (configurable)
Max. Boost TDP (PL2) 55 W -
Socket BGA-1744 BGA-1787
Peak temperature 100°C 100°C


Integrated Graphics Intel Iris Xe Graphics (80EU) Intel UHD Graphics for 11th Gen (16 EU)
GPU Base Clock 300 MHz 350 MHz
GPU Boost Clock 1200 MHz 1450 MHz
Shading Units 640 128
TMUs 40 16
ROPs 20 8
Execution Units 80 16
TGP 15 W 15 W
0.382 TFLOPS

Memory Support

Memory types - DDR5-4800
- DDR4-3200
- LPDDR5-5200
- LPDDR4x-4267
- DDR4-3200
Memory Size 64 GB 128 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth - 51.2 GB/s
ECC Support No No


Official site Intel Core i5 1235U official page Intel Core i5 11400H official page
PCI Express Version 4.0 4.0
PCI Express Lanes 20 20

Cast your vote

Choose between two processors
94 (40.5%)
138 (59.5%)
Total votes: 232


So which CPU will you choose: Intel Core i5 11400H or i5 1235U?