Intel Core i7 1250U vs i5 1240U

We compared two 10-core laptop CPUs: the 1.1 GHz Intel Core i7 1250U against the 1.1 GHz i5 1240U. 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 1240U and 1250U
Advantages of Intel Core i7 1250U
  • 7% higher Turbo Boost frequency (4.7 GHz vs 4.4 GHz)

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 i7 1250U and i5 1240U

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 i7-1250U i5-1240U
Integrated GPU Iris Xe Graphics (96EU) Iris Xe Graphics G7 (80EU)

CPU

Performance Cores
P-Cores 2 2
P-Threads 4 4
Base Frequency (P) 1.1 GHz 1.1 GHz
Turbo Boost Frequency (P) 4.7 GHz 4.4 GHz
Efficient Cores
E-Cores 8 8
E-Threads 8 8
Base Frequency (E) 0.8 GHz 0.8 GHz
Turbo Boost Frequency (E) 3.5 GHz 3.3 GHz
Total
Total Cores 10 10
Total Threads 12 12
Bus Frequency 100 MHz 100 MHz
Multiplier 11x 11x
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-1781
TDP 9 W 9 W
Max. Boost TDP 29 W 29 W
Peak temperature 100°C 100°C

iGPU

Integrated Graphics Intel Iris Xe Graphics (96EU) Intel Iris Xe Graphics G7 (80EU)
GPU Base Clock 300 MHz 300 MHz
GPU Boost Clock 950 MHz 900 MHz
Shading Units 768 640
TMUs 48 40
ROPs 24 20
Execution Units 96 80
TGP 15 W 15 W
iGPU FLOPS
1.69 TFLOPS
1.41 TFLOPS

Memory Support

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

Misc

Official site Intel Core i7 1250U official page Intel Core i5 1240U official page
PCI Express Version 4.0 4.0
PCI Express Lanes 14 14

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Comments

So which CPU will you choose: Intel Core i5 1240U or i7 1250U?