Intel Core i3 N305 vs Intel Core i5 1235U

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

Main Differences

Intel Core i3 N305's Advantages

Released 11 months late

Lower TDP (9W vs 15W)

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)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i3 N305

1203

Intel Core i5 1235U +35%

1625

Cinebench R23 Multi Core

Intel Core i3 N305

3582

Intel Core i5 1235U +83%

6564

Geekbench 6 Single Core

Intel Core i3 N305

1275

Intel Core i5 1235U +66%

2123

Geekbench 6 Multi Core

Intel Core i3 N305

4905

Intel Core i5 1235U +35%

6631

Blender

Intel Core i3 N305

61

Intel Core i5 1235U +131%

141

Geekbench 5 Single Core

Intel Core i3 N305

1086

Intel Core i5 1235U +44%

1572

Geekbench 5 Multi Core

Intel Core i3 N305

4607

Intel Core i5 1235U +35%

6255

Intel Core i3 N305

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Intel Core i5 1235U

General Parameters

Jan 2023

Release Date

Feb 2022

Intel

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Alder Lake

Core Architecture

Alder Lake-U

i3-N305

Processor Number

i5-1235U

BGA-1744

Socket

BGA-1744

UHD Graphics (32EU)

Integrated Graphics

Iris Xe Graphics (80EU)

Package

10 nm

Manufacturing Process

10 nm

BGA-1744

Socket

BGA-1744

9-15 W

Power Consumption

15 W

105°C

Peak Operating Temperature

100 °C

CPU Performance

-

Performance Cores

2

Performance Core Base Frequency

1.3 GHz

-

Performance Core Turbo Frequency

4.4 GHz

8

Efficiency Cores

8

Efficiency Core Threads

-

1.8 GHz

Efficiency Core Base Frequency

-

3.9 GHz

Efficiency Core Turbo Frequency

-

8

Total Core Count

10

8

Total Thread Count

12

100MHz

Bus Frequency

100MHz

18x

Multiplier

13x

96K per core

L1 Cache

80K per core

2MB shared

L2 Cache

1280K per core

6MB shared

L3 Cache

12MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR5-4800, DDR4-3200, LPDDR5-4800

Memory Types

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

16GB

Max Memory Size

64GB

1

Max Memory Channels

2

38.4 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

1200 MHz

256

Shader Units

640

16

Texture Units

40

8

Raster Operation Units

20

32

Execution Units

80

45 W

Power Consumption

15 W

0.74 TFLOPS

Graphics Performance

1.41 TFLOPS

Miscellaneous

Intel Core i3 N305

Official Website

Intel Core i5 1235U

3.0

PCIe Version

4.0

9

PCIe Lanes

20

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