AMD Ryzen 7 7840H vs AMD Ryzen 3 3250U

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We compared two laptop CPUs: AMD Ryzen 7 7840H with 8 cores 3.8GHz and AMD Ryzen 3 3250U with 2 cores 2.6GHz . 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 3 years late

Better graphics card performance

Higher specification of memory (DDR5-5600 vs DDR4-2400)

Larger memory bandwidth (89.6GB/s vs 38.4GB/s)

Newer PCIe version (4 vs 3.0)

Higher base frequency (3.8GHz vs 2.6GHz)

Larger L3 cache size (16MB vs 4MB)

More modern manufacturing process (4nm vs 14nm)

AMD Ryzen 3 3250U 's Advantages

Lower TDP (12W vs 35W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 7840H +114%

1800

AMD Ryzen 3 3250U

839

Cinebench R23 Multi Core

AMD Ryzen 7 7840H +800%

17887

AMD Ryzen 3 3250U

1987

Geekbench 6 Single Core

AMD Ryzen 7 7840H +185%

2625

AMD Ryzen 3 3250U

920

Geekbench 6 Multi Core

AMD Ryzen 7 7840H +559%

11813

AMD Ryzen 3 3250U

1791

Blender

AMD Ryzen 7 7840H +795%

197

AMD Ryzen 3 3250U

22

Geekbench 5 Single Core

AMD Ryzen 7 7840H +127%

1909

AMD Ryzen 3 3250U

838

Geekbench 5 Multi Core

AMD Ryzen 7 7840H +632%

11494

AMD Ryzen 3 3250U

1569

Passmark CPU Single Core

AMD Ryzen 7 7840H +119%

3947

AMD Ryzen 3 3250U

1798

Passmark CPU Multi Core

AMD Ryzen 7 7840H +629%

28248

AMD Ryzen 3 3250U

3870

AMD Ryzen 7 7840H

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AMD Ryzen 3 3250U

General Parameters

Jan 2023

Release Date

Jan 2020

AMD

Manufacturer

AMD

Laptop

Type

Laptop

-

Instruction Set

x86-64

Phoenix

Core Architecture

Zen+

AMD Socket FP8

Socket

FP5

Radeon 780M

Integrated Graphics

Radeon RX Vega 3

Ryzen 7 (Zen 4 (Phoenix))

Generation

-

Package

25 billions

Transistor Count

4.94 billions

4 nm

Manufacturing Process

14 nm

AMD Socket FP8

Socket

FP5

35 W

Power Consumption

12-25 W

100 °C

Peak Operating Temperature

95 °C

TSMC

Foundry

-

178 mm²

Die Size

-

FP8, FP7, FP7r2

Package

-

CPU Performance

-

Performance Cores

2

-

Performance Core Threads

4

3.8 GHz

Performance Core Base Frequency

2.6 GHz

5.1 GHz

Performance Core Turbo Frequency

3.5 GHz

8

Total Core Count

2

16

Total Thread Count

4

100 MHz

Bus Frequency

100 MHz

38.0

Multiplier

26x

64 K per core

L1 Cache

96 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

Memory Types

DDR4-2400

256 GB

Max Memory Size

32 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

38.4 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

-

GPU Base Frequency

300 MHz

2700 MHz

GPU Max Dynamic Frequency

1200 MHz

-

Shader Units

192

-

Texture Units

12

-

Raster Operation Units

8

12

Execution Units

3

-

Power Consumption

15 W

-

Max Resolution

3840x2160 - 60 Hz

10 TFLOPS

Graphics Performance

0.54 TFLOPS

Miscellaneous

AMD Ryzen 7 7840H

Official Website

AMD Ryzen 3 3250U

4

PCIe Version

3.0

20

PCIe Lanes

8

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