AMD Ryzen 7 8840HS vs AMD Ryzen 3 4300U

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We compared two laptop CPUs: AMD Ryzen 7 8840HS with 8 cores 3.3GHz and AMD Ryzen 3 4300U with 4 cores 2.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 8840HS 's Advantages

Released 3 years and 11 months late

Higher specification of memory (LPDDR5x-7500 vs LPDDR4-4266)

Larger memory bandwidth (89.6GB/s vs 68.27GB/s)

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (3.3GHz vs 2.7GHz)

Larger L3 cache size (16MB vs 4MB)

AMD Ryzen 3 4300U 's Advantages

Lower TDP (10W vs 20W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 8840HS +81%

1692

AMD Ryzen 3 4300U

930

Cinebench R23 Multi Core

AMD Ryzen 7 8840HS +367%

16278

AMD Ryzen 3 4300U

3481

Geekbench 6 Single Core

AMD Ryzen 7 8840HS +70%

2293

AMD Ryzen 3 4300U

1345

Geekbench 6 Multi Core

AMD Ryzen 7 8840HS +235%

11597

AMD Ryzen 3 4300U

3452

AMD Ryzen 7 8840HS

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AMD Ryzen 3 4300U

General Parameters

Dec 2023

Release Date

Jan 2020

Amd

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Hawk Point

Core Architecture

Zen 2

FP8

Socket

FP6

Radeon 780M

Integrated Graphics

Radeon Vega 5

Ryzen 7 (Zen 4 (Hawk Point))

Generation

-

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

7 nm

FP8

Socket

FP6

20-30 W

Power Consumption

10-25 W

100°C

Peak Operating Temperature

105 °C

TSMC

Foundry

-

178 mm²

Die Size

-

FP8, FP7, FP7r2

Package

-

CPU Performance

8

Performance Cores

4

16

Performance Core Threads

4

3.3 GHz

Performance Core Base Frequency

2.7 GHz

5.1 GHz

Performance Core Turbo Frequency

3.7 GHz

8

Total Core Count

4

16

Total Thread Count

4

100 MHz

Bus Frequency

100 MHz

33x

Multiplier

27x

64 K per core

L1 Cache

32 K per core

1 MB per core

L2 Cache

512 K per core

16 MB shared

L3 Cache

4 MB shared

No

Unlocked Multiplier

No

1

SMP

-

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

DDR4-3200, LPDDR4-4266

256 GB

Max Memory Size

32 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

68.27 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

-

2700 MHz

GPU Max Dynamic Frequency

1400 MHz

768

Shader Units

320

48

Texture Units

20

32

Raster Operation Units

7

12

Execution Units

-

15 W

Power Consumption

12 W

7680x4320 - 60 Hz

Max Resolution

-

8.12 TFLOPS

Graphics Performance

-

Miscellaneous

AMD Ryzen 7 8840HS

Official Website

AMD Ryzen 3 4300U

4.0

PCIe Version

3.0

20

PCIe Lanes

16

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