AMD Ryzen 7 7840H vs AMD Ryzen 7 5825U

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We compared two laptop CPUs: AMD Ryzen 7 7840H with 8 cores 3.8GHz and AMD Ryzen 7 5825U with 8 cores 2.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 7840H 's Advantages

Released 1 years late

Larger memory bandwidth (89.6GB/s vs 51.2GB/s)

Newer PCIe version (4 vs 3.0)

Higher base frequency (3.8GHz vs 2.0GHz)

More modern manufacturing process (4nm vs 7nm)

AMD Ryzen 7 5825U 's Advantages

Higher specification of memory (LPDDR4x-4267 vs DDR5-5600)

Lower TDP (10W vs 35W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 7840H +25%

1800

AMD Ryzen 7 5825U

1429

Cinebench R23 Multi Core

AMD Ryzen 7 7840H +81%

17887

AMD Ryzen 7 5825U

9848

Geekbench 6 Single Core

AMD Ryzen 7 7840H +43%

2625

AMD Ryzen 7 5825U

1824

Geekbench 6 Multi Core

AMD Ryzen 7 7840H +65%

11813

AMD Ryzen 7 5825U

7131

Blender

AMD Ryzen 7 7840H +56%

197

AMD Ryzen 7 5825U

126

Geekbench 5 Single Core

AMD Ryzen 7 7840H +31%

1909

AMD Ryzen 7 5825U

1449

Geekbench 5 Multi Core

AMD Ryzen 7 7840H +66%

11494

AMD Ryzen 7 5825U

6915

Passmark CPU Single Core

AMD Ryzen 7 7840H +29%

3947

AMD Ryzen 7 5825U

3040

Passmark CPU Multi Core

AMD Ryzen 7 7840H +53%

28248

AMD Ryzen 7 5825U

18382

AMD Ryzen 7 7840H

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AMD Ryzen 7 5825U

General Parameters

Jan 2023

Release Date

Jan 2022

AMD

Manufacturer

AMD

Laptop

Type

Laptop

-

Instruction Set

x86-64

Phoenix

Core Architecture

Barcelo

AMD Socket FP8

Socket

FP6

Radeon 780M

Integrated Graphics

Radeon RX Vega 8 (Ryzen 4000)

Ryzen 7 (Zen 4 (Phoenix))

Generation

-

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

7 nm

AMD Socket FP8

Socket

FP6

35 W

Power Consumption

10-25 W

100 °C

Peak Operating Temperature

95 °C

TSMC

Foundry

-

178 mm²

Die Size

-

FP8, FP7, FP7r2

Package

-

CPU Performance

-

Performance Cores

8

-

Performance Core Threads

16

3.8 GHz

Performance Core Base Frequency

2.0 GHz

5.1 GHz

Performance Core Turbo Frequency

4.5 GHz

8

Total Core Count

8

16

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

38.0

Multiplier

20x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

512 K per core

16 MB shared

L3 Cache

16 MB shared

No

Unlocked Multiplier

No

1

SMP

-

Memory Parameters

DDR5-5600

Memory Types

DDR4-3200, LPDDR4x-4267

256 GB

Max Memory Size

32 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

51.2 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

2700 MHz

GPU Max Dynamic Frequency

2000 MHz

-

Shader Units

512

-

Texture Units

32

-

Raster Operation Units

8

12

Execution Units

-

Power Consumption

15 W

10 TFLOPS

Graphics Performance

-

Miscellaneous

AMD Ryzen 7 7840H

Official Website

AMD Ryzen 7 5825U

4

PCIe Version

3.0

20

PCIe Lanes

16

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