Intel Core i5 1235U vs Intel Core i3 N305

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We compared two laptop CPUs: Intel Core i5 1235U with 10 cores 1.3GHz and Intel Core i3 N305 with 8 cores 1.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 1235U 's Advantages

Better graphics card performance

Higher specification of memory (LPDDR5-5200 vs DDR5-4800)

Larger memory bandwidth (76.8GB/s vs 38.4GB/s)

Newer PCIe version (4.0 vs 3.0)

Larger L3 cache size (12MB vs 6MB)

Intel Core i3 N305 's Advantages

Released 11 months late

Lower TDP (9W vs 15W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i5 1235U +61%

1646

Intel Core i3 N305

1019

Cinebench R23 Multi Core

Intel Core i5 1235U +50%

6655

Intel Core i3 N305

4411

Geekbench 6 Single Core

Intel Core i5 1235U +66%

2123

Intel Core i3 N305

1275

Geekbench 6 Multi Core

Intel Core i5 1235U +35%

6631

Intel Core i3 N305

4905

Blender

Intel Core i5 1235U +131%

141

Intel Core i3 N305

61

Geekbench 5 Single Core

Intel Core i5 1235U +44%

1572

Intel Core i3 N305

1086

Geekbench 5 Multi Core

Intel Core i5 1235U +35%

6255

Intel Core i3 N305

4607

Intel Core i5 1235U

VS

Intel Core i3 N305

General Parameters

Feb 2022

Release Date

Jan 2023

Intel

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Alder Lake-U

Core Architecture

Alder Lake

i5-1235U

Processor Number

i3-N305

BGA-1744

Socket

BGA-1744

Iris Xe Graphics (80EU)

Integrated Graphics

UHD Graphics (32EU)

Package

10 nm

Manufacturing Process

10 nm

BGA-1744

Socket

BGA-1744

15 W

Power Consumption

9-15 W

100 °C

Peak Operating Temperature

105°C

CPU Performance

2

Performance Cores

-

1.3 GHz

Performance Core Base Frequency

4.4 GHz

Performance Core Turbo Frequency

-

8

Efficiency Cores

8

-

Efficiency Core Threads

8

-

Efficiency Core Base Frequency

1.8 GHz

-

Efficiency Core Turbo Frequency

3.9 GHz

10

Total Core Count

8

12

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

13x

Multiplier

18x

80 K per core

L1 Cache

96 K per core

1280 K per core

L2 Cache

2 MB shared

12 MB shared

L3 Cache

6 MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267

Memory Types

DDR5-4800, DDR4-3200, LPDDR5-4800

64 GB

Max Memory Size

16 GB

2

Max Memory Channels

1

76.8 GB/s

Max Memory Bandwidth

38.4 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

300 MHz

1200 MHz

GPU Max Dynamic Frequency

1250 MHz

640

Shader Units

256

40

Texture Units

16

20

Raster Operation Units

8

80

Execution Units

32

15 W

Power Consumption

45 W

1.41 TFLOPS

Graphics Performance

0.74 TFLOPS

Miscellaneous

Intel Core i5 1235U

Official Website

Intel Core i3 N305

4.0

PCIe Version

3.0

20

PCIe Lanes

9

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