AMD Ryzen 9 7940HS vs AMD Ryzen 3 4300U

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We compared two laptop CPUs: AMD Ryzen 9 7940HS with 8 cores 4.0GHz 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 9 7940HS 's Advantages

Released 3 years 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 (4.0GHz vs 2.7GHz)

Larger L3 cache size (16MB vs 4MB)

AMD Ryzen 3 4300U 's Advantages

Lower TDP (10W vs 35W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 7940HS +96%

1832

AMD Ryzen 3 4300U

930

Cinebench R23 Multi Core

AMD Ryzen 9 7940HS +405%

17585

AMD Ryzen 3 4300U

3481

Geekbench 6 Single Core

AMD Ryzen 9 7940HS +88%

2534

AMD Ryzen 3 4300U

1345

Geekbench 6 Multi Core

AMD Ryzen 9 7940HS +272%

12852

AMD Ryzen 3 4300U

3452

Blender

AMD Ryzen 9 7940HS +362%

282

AMD Ryzen 3 4300U

61

Geekbench 5 Single Core

AMD Ryzen 9 7940HS +101%

2010

AMD Ryzen 3 4300U

998

Geekbench 5 Multi Core

AMD Ryzen 9 7940HS +327%

12376

AMD Ryzen 3 4300U

2892

Passmark CPU Single Core

AMD Ryzen 9 7940HS +68%

3910

AMD Ryzen 3 4300U

2316

Passmark CPU Multi Core

AMD Ryzen 9 7940HS +307%

30545

AMD Ryzen 3 4300U

7495

AMD Ryzen 9 7940HS

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AMD Ryzen 3 4300U

General Parameters

Jan 2023

Release Date

Jan 2020

Amd

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Phoenix)

Core Architecture

Zen 2

FP8

Socket

FP6

Radeon 780M

Integrated Graphics

Radeon Vega 5

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

7 nm

FP8

Socket

FP6

35-54 W

Power Consumption

10-25 W

100°C

Peak Operating Temperature

105 °C

CPU Performance

8

Performance Cores

4

16

Performance Core Threads

4

4.0 GHz

Performance Core Base Frequency

2.7 GHz

5.2 GHz

Performance Core Turbo Frequency

3.7 GHz

8

Total Core Count

4

16

Total Thread Count

4

100 MHz

Bus Frequency

100 MHz

40x

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

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

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

800 MHz

GPU Base Frequency

-

2800 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 9 7940HS

Official Website

AMD Ryzen 3 4300U

4.0

PCIe Version

3.0

20

PCIe Lanes

16

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