AMD Ryzen 7 4800HS vs AMD Ryzen 7 7840HS

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We compared two laptop CPUs: AMD Ryzen 7 4800HS with 8 cores 2.9GHz and AMD Ryzen 7 7840HS with 8 cores 3.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 7840HS 's Advantages

Released 2 years and 10 months late

Better graphics card performance

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 (3.8GHz vs 2.9GHz)

Larger L3 cache size (16MB vs 8MB)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 4800HS

1225

AMD Ryzen 7 7840HS +47%

1803

Cinebench R23 Multi Core

AMD Ryzen 7 4800HS

10499

AMD Ryzen 7 7840HS +63%

17192

Geekbench 6 Single Core

AMD Ryzen 7 4800HS

1094

AMD Ryzen 7 7840HS +138%

2605

Geekbench 6 Multi Core

AMD Ryzen 7 4800HS

5020

AMD Ryzen 7 7840HS +142%

12167

Blender

AMD Ryzen 7 4800HS

150

AMD Ryzen 7 7840HS +76%

265

Geekbench 5 Single Core

AMD Ryzen 7 4800HS

1195

AMD Ryzen 7 7840HS +60%

1915

Geekbench 5 Multi Core

AMD Ryzen 7 4800HS

6792

AMD Ryzen 7 7840HS +65%

11238

Passmark CPU Single Core

AMD Ryzen 7 4800HS

2596

AMD Ryzen 7 7840HS +45%

3790

Passmark CPU Multi Core

AMD Ryzen 7 4800HS

18709

AMD Ryzen 7 7840HS +54%

28995

AMD Ryzen 7 4800HS

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AMD Ryzen 7 7840HS

General Parameters

Mar 2020

Release Date

Jan 2023

AMD

Manufacturer

Amd

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 2

Core Architecture

Zen 4 (Phoenix)

FP6

Socket

FP8

Radeon RX Vega 7

Integrated Graphics

Radeon 780M

Package

-

Transistor Count

25 billions

7 nm

Manufacturing Process

4 nm

FP6

Socket

FP8

35-54 W

Power Consumption

35-54 W

105 °C

Peak Operating Temperature

100°C

CPU Performance

8

Performance Cores

8

16

Performance Core Threads

16

2.9 GHz

Performance Core Base Frequency

3.8 GHz

4.2 GHz

Performance Core Turbo Frequency

5.1 GHz

8

Total Core Count

8

16

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

29x

Multiplier

38x

32 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

1 MB per core

8 MB shared

L3 Cache

16 MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR4-3200, LPDDR4-4266

Memory Types

DDR5-5600, LPDDR5x-7500

64 GB

Max Memory Size

256 GB

2

Max Memory Channels

2

68.27 GB/s

Max Memory Bandwidth

89.6 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

800 MHz

1600 MHz

GPU Max Dynamic Frequency

2700 MHz

448

Shader Units

768

28

Texture Units

48

7

Raster Operation Units

32

-

Execution Units

12

10-45 W

Power Consumption

15 W

-

Max Resolution

7680x4320 - 60 Hz

1.108 TFLOPS

Graphics Performance

8.12 TFLOPS

Miscellaneous

-

Official Website

AMD Ryzen 7 7840HS

3.0

PCIe Version

4.0

16

PCIe Lanes

20

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