AMD Ryzen 5 7520U vs AMD Ryzen 9 7945HX3D

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We compared two laptop CPUs: AMD Ryzen 5 7520U with 4 cores 2.8GHz and AMD Ryzen 9 7945HX3D with 16 cores 2.3GHz . 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 DDR5-5200)

Higher base frequency (2.8GHz vs 2.3GHz)

Lower TDP (15W vs 55W)

AMD Ryzen 9 7945HX3D 's Advantages

Released 10 months late

Larger memory bandwidth (83.2GB/s vs 44.0GB/s)

Newer PCIe version (5 vs 3.0)

Larger L3 cache size (128MB vs 4MB)

More modern manufacturing process (5nm vs 6nm)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 5 7520U

1172

AMD Ryzen 9 7945HX3D +67%

1958

Cinebench R23 Multi Core

AMD Ryzen 5 7520U

5163

AMD Ryzen 9 7945HX3D +553%

33745

Geekbench 6 Single Core

AMD Ryzen 5 7520U

797

AMD Ryzen 9 7945HX3D +249%

2783

Geekbench 6 Multi Core

AMD Ryzen 5 7520U

2744

AMD Ryzen 9 7945HX3D +486%

16080

Blender

AMD Ryzen 5 7520U

68

AMD Ryzen 9 7945HX3D +613%

485

Geekbench 5 Single Core

AMD Ryzen 5 7520U

1061

AMD Ryzen 9 7945HX3D +101%

2138

Geekbench 5 Multi Core

AMD Ryzen 5 7520U

3968

AMD Ryzen 9 7945HX3D +382%

19153

AMD Ryzen 5 7520U

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AMD Ryzen 9 7945HX3D

General Parameters

Sep 2022

Release Date

Jul 2023

AMD

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

-

Zen 2 (Mendocino)

Core Architecture

Dragon Range

Processor Number

-

FT6

Socket

AMD Socket FL1

Radeon 610M

Integrated Graphics

Radeon 610M

-

Generation

Ryzen 9 (Zen 4 (Dragon Range))

Package

-

Transistor Count

17.84 billions

6 nm

Manufacturing Process

5 nm

FT6

Socket

AMD Socket FL1

15 W

Power Consumption

55 W

95°C

Peak Operating Temperature

89 °C

-

Foundry

TSMC

-

Die Size

2x71 mm²

-

I/O Process Size

6 nm

-

I/O Die Size

122 mm²

-

Package

µFC-BGAFL1

CPU Performance

4

Performance Cores

-

8

Performance Core Threads

-

2.8 GHz

Performance Core Base Frequency

2.3 GHz

4.3 GHz

Performance Core Turbo Frequency

5.4 GHz

4

Total Core Count

16

8

Total Thread Count

32

100 MHz

Bus Frequency

100 MHz

28x

Multiplier

23.0

64 K per core

L1 Cache

64 KB per core

512 K per core

L2 Cache

1 MB per core

4 MB shared

L3 Cache

128 MB shared

No

Unlocked Multiplier

Yes

-

SMP

1

Memory Parameters

LPDDR5-5500

Memory Types

DDR5-5200

16 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

44.0 GB/s

Max Memory Bandwidth

83.2 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

2200 MHz

128

Shader Units

-

8

Texture Units

-

4

Raster Operation Units

-

2

Execution Units

2

15 W

Power Consumption

-

0.49 TFLOPS

Graphics Performance

0.49 TFLOPS

Miscellaneous

AMD Ryzen 5 7520U

Official Website

AMD Ryzen 9 7945HX3D

3.0

PCIe Version

5

4

PCIe Lanes

28

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