AMD Ryzen 7 7840HS vs AMD Ryzen 7 4800HS

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We compared two laptop CPUs: AMD Ryzen 7 7840HS with 8 cores 3.8GHz and AMD Ryzen 7 4800HS with 8 cores 2.9GHz . 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 7840HS +47%

1803

AMD Ryzen 7 4800HS

1225

Cinebench R23 Multi Core

AMD Ryzen 7 7840HS +63%

17192

AMD Ryzen 7 4800HS

10499

Geekbench 6 Single Core

AMD Ryzen 7 7840HS +138%

2605

AMD Ryzen 7 4800HS

1094

Geekbench 6 Multi Core

AMD Ryzen 7 7840HS +142%

12167

AMD Ryzen 7 4800HS

5020

Blender

AMD Ryzen 7 7840HS +76%

265

AMD Ryzen 7 4800HS

150

Geekbench 5 Single Core

AMD Ryzen 7 7840HS +60%

1915

AMD Ryzen 7 4800HS

1195

Geekbench 5 Multi Core

AMD Ryzen 7 7840HS +65%

11238

AMD Ryzen 7 4800HS

6792

Passmark CPU Single Core

AMD Ryzen 7 7840HS +45%

3790

AMD Ryzen 7 4800HS

2596

Passmark CPU Multi Core

AMD Ryzen 7 7840HS +54%

28995

AMD Ryzen 7 4800HS

18709

AMD Ryzen 7 7840HS

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AMD Ryzen 7 4800HS

General Parameters

Jan 2023

Release Date

Mar 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 RX Vega 7

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

7 nm

FP8

Socket

FP6

35-54 W

Power Consumption

35-54 W

100°C

Peak Operating Temperature

105 °C

CPU Performance

8

Performance Cores

8

16

Performance Core Threads

16

3.8 GHz

Performance Core Base Frequency

2.9 GHz

5.1 GHz

Performance Core Turbo Frequency

4.2 GHz

8

Total Core Count

8

16

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

38x

Multiplier

29x

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

8 MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

DDR4-3200, LPDDR4-4266

256 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

68.27 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

800 MHz

GPU Base Frequency

300 MHz

2700 MHz

GPU Max Dynamic Frequency

1600 MHz

768

Shader Units

448

48

Texture Units

28

32

Raster Operation Units

7

12

Execution Units

-

15 W

Power Consumption

10-45 W

7680x4320 - 60 Hz

Max Resolution

-

8.12 TFLOPS

Graphics Performance

1.108 TFLOPS

Miscellaneous

AMD Ryzen 7 7840HS

Official Website

-

4.0

PCIe Version

3.0

20

PCIe Lanes

16

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