AMD Ryzen 5 7520U vs AMD Ryzen 7 7840H

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We compared two laptop CPUs: AMD Ryzen 5 7520U with 4 cores 2.8GHz and AMD Ryzen 7 7840H 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 5 7520U 's Advantages

Higher specification of memory (LPDDR5-5500 vs DDR5-5600)

Lower TDP (15W vs 35W)

AMD Ryzen 7 7840H 's Advantages

Better graphics card performance

Larger memory bandwidth (89.6GB/s vs 44.0GB/s)

Newer PCIe version (4 vs 3.0)

Higher base frequency (3.8GHz vs 2.8GHz)

Larger L3 cache size (16MB vs 4MB)

More modern manufacturing process (4nm vs 6nm)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 5 7520U

1172

AMD Ryzen 7 7840H +53%

1800

Cinebench R23 Multi Core

AMD Ryzen 5 7520U

5163

AMD Ryzen 7 7840H +246%

17887

Geekbench 6 Single Core

AMD Ryzen 5 7520U

797

AMD Ryzen 7 7840H +229%

2625

Geekbench 6 Multi Core

AMD Ryzen 5 7520U

2744

AMD Ryzen 7 7840H +330%

11813

Blender

AMD Ryzen 5 7520U

68

AMD Ryzen 7 7840H +189%

197

Geekbench 5 Single Core

AMD Ryzen 5 7520U

1061

AMD Ryzen 7 7840H +79%

1909

Geekbench 5 Multi Core

AMD Ryzen 5 7520U

3968

AMD Ryzen 7 7840H +189%

11494

AMD Ryzen 5 7520U

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AMD Ryzen 7 7840H

General Parameters

Sep 2022

Release Date

Jan 2023

AMD

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

-

Zen 2 (Mendocino)

Core Architecture

Phoenix

Processor Number

-

FT6

Socket

AMD Socket FP8

Radeon 610M

Integrated Graphics

Radeon 780M

-

Generation

Ryzen 7 (Zen 4 (Phoenix))

Package

-

Transistor Count

25 billions

6 nm

Manufacturing Process

4 nm

FT6

Socket

AMD Socket FP8

15 W

Power Consumption

35 W

95°C

Peak Operating Temperature

100 °C

-

Foundry

TSMC

-

Die Size

178 mm²

-

Package

FP8, FP7, FP7r2

CPU Performance

4

Performance Cores

-

8

Performance Core Threads

-

2.8 GHz

Performance Core Base Frequency

3.8 GHz

4.3 GHz

Performance Core Turbo Frequency

5.1 GHz

4

Total Core Count

8

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

28x

Multiplier

38.0

64 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

1 MB per core

4 MB shared

L3 Cache

16 MB shared

No

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

LPDDR5-5500

Memory Types

DDR5-5600

16 GB

Max Memory Size

256 GB

2

Max Memory Channels

2

44.0 GB/s

Max Memory Bandwidth

89.6 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

-

1900 MHz

GPU Max Dynamic Frequency

2700 MHz

128

Shader Units

-

8

Texture Units

-

4

Raster Operation Units

-

2

Execution Units

12

15 W

Power Consumption

-

0.49 TFLOPS

Graphics Performance

10 TFLOPS

Miscellaneous

AMD Ryzen 5 7520U

Official Website

AMD Ryzen 7 7840H

3.0

PCIe Version

4

PCIe Lanes

20

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