AMD Ryzen 7 8840U vs Intel Core i3 N305

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We compared two laptop CPUs: AMD Ryzen 7 8840U with 8 cores 3.3GHz 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

AMD Ryzen 7 8840U 's Advantages

Released 11 months late

Better graphics card performance

Higher specification of memory (LPDDR5x-7500 vs DDR5-4800)

Larger memory bandwidth (89.6GB/s vs 38.4GB/s)

Newer PCIe version (4.0 vs 3.0)

Larger L3 cache size (16MB vs 6MB)

Intel Core i3 N305 's Advantages

Lower TDP (9W vs 15W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 8840U +73%

1766

Intel Core i3 N305

1019

Cinebench R23 Multi Core

AMD Ryzen 7 8840U +194%

13000

Intel Core i3 N305

4411

Geekbench 6 Single Core

AMD Ryzen 7 8840U +93%

2468

Intel Core i3 N305

1275

Geekbench 6 Multi Core

AMD Ryzen 7 8840U +134%

11498

Intel Core i3 N305

4905

AMD Ryzen 7 8840U

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Intel Core i3 N305

General Parameters

Dec 2023

Release Date

Jan 2023

Amd

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Hawk Point)

Core Architecture

Alder Lake

-

Processor Number

i3-N305

FP8

Socket

BGA-1744

Radeon 780M

Integrated Graphics

UHD Graphics (32EU)

Ryzen 7 (Zen 4 (Hawk Point))

Generation

-

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

10 nm

FP8

Socket

BGA-1744

15-30 W

Power Consumption

9-15 W

100°C

Peak Operating Temperature

105°C

TSMC

Foundry

-

178 mm²

Die Size

-

FP8, FP7, FP7r2

Package

-

CPU Performance

8

Performance Cores

-

16

Performance Core Threads

-

3.3 GHz

Performance Core Base Frequency

5.1 GHz

Performance Core Turbo Frequency

-

Efficiency Cores

8

-

Efficiency Core Threads

8

-

Efficiency Core Base Frequency

1.8 GHz

-

Efficiency Core Turbo Frequency

3.9 GHz

8

Total Core Count

8

16

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

33x

Multiplier

18x

64 K per core

L1 Cache

96 K per core

1 MB per core

L2 Cache

2 MB shared

16 MB shared

L3 Cache

6 MB shared

No

Unlocked Multiplier

No

1

SMP

-

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

DDR5-4800, DDR4-3200, LPDDR5-4800

256 GB

Max Memory Size

16 GB

2

Max Memory Channels

1

89.6 GB/s

Max Memory Bandwidth

38.4 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

300 MHz

2700 MHz

GPU Max Dynamic Frequency

1250 MHz

768

Shader Units

256

48

Texture Units

16

32

Raster Operation Units

8

12

Execution Units

32

15 W

Power Consumption

45 W

7680x4320 - 60 Hz

Max Resolution

-

8.12 TFLOPS

Graphics Performance

0.74 TFLOPS

Miscellaneous

AMD Ryzen 7 8840U

Official Website

Intel Core i3 N305

4.0

PCIe Version

3.0

20

PCIe Lanes

9

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