Intel Core i3 1305U vs Intel Core i5 1240U

VS

We compared two laptop CPUs: Intel Core i3 1305U with 5 cores 1.6GHz and Intel Core i5 1240U with 10 cores 1.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i3 1305U 's Advantages

Released 11 months late

Better graphics card performance

Higher base frequency (1.6GHz vs 1.1GHz)

Intel Core i5 1240U 's Advantages

Higher specification of memory (LPDDR5-5200 vs DDR5-5200)

Larger L3 cache size (12MB vs 10MB)

Lower TDP (9W vs 12W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i3 1305U

1803

Intel Core i5 1240U +22%

2213

Geekbench 6 Multi Core

Intel Core i3 1305U

3566

Intel Core i5 1240U +112%

7583

Geekbench 5 Single Core

Intel Core i3 1305U

1526

Intel Core i5 1240U +7%

1639

Geekbench 5 Multi Core

Intel Core i3 1305U

5000

Intel Core i5 1240U +27%

6388

Intel Core i3 1305U

VS

Intel Core i5 1240U

General Parameters

Jan 2023

Release Date

Feb 2022

Intel

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Raptor Lake

Core Architecture

Alder Lake-U

i3-1305U

Processor Number

i5-1240U

BGA-1744

Socket

BGA-1781

UHD Graphics (64EU)

Integrated Graphics

Iris Xe Graphics G7 (80EU)

Package

10 nm

Manufacturing Process

10 nm

BGA-1744

Socket

BGA-1781

12-15 W

Power Consumption

9 W

55 W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

100 °C

CPU Performance

1

Performance Cores

2

Performance Core Threads

-

1.6 GHz

Performance Core Base Frequency

1.1 GHz

4.5 GHz

Performance Core Turbo Frequency

4.4 GHz

4

Efficiency Cores

8

4

Efficiency Core Threads

-

1.3 GHz

Efficiency Core Base Frequency

-

3.3 GHz

Efficiency Core Turbo Frequency

-

5

Total Core Count

10

6

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

16x

Multiplier

11x

80 K per core

L1 Cache

80 K per core

1280 K per core

L2 Cache

1280 K per core

10 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR5-5200, DDR4-3200, LPDDR5-5200, LPDDR5x-5200, LPDDR4x-4267

Memory Types

LPDDR5-5200, LPDDR4x-4267

64 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

76.8 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

300 MHz

1250 MHz

GPU Max Dynamic Frequency

900 MHz

512

Shader Units

640

32

Texture Units

40

16

Raster Operation Units

20

64

Execution Units

80

45 W

Power Consumption

15 W

1.43 TFLOPS

Graphics Performance

1.41 TFLOPS

Miscellaneous

Intel Core i3 1305U

Official Website

Intel Core i5 1240U

4.0

PCIe Version

4.0

20

PCIe Lanes

14

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