AMD Ryzen 9 7945HX3D vs AMD Ryzen 5 5500U

VS

AMD Ryzen 9 7945HX3D

AMD Ryzen 5 5500U

We compared two laptop CPUs: AMD Ryzen 9 7945HX3D with 16 cores 2.3GHz and AMD Ryzen 5 5500U with 6 cores 2.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 7945HX3D 's Advantages

Released 2 years and 6 months late

Higher specification of memory (5200 vs 4266)

Larger memory bandwidth (83.2GB/s vs 51.2GB/s)

Newer PCIe version (5 vs 3.0)

Higher base frequency (2.3GHz vs 2.1GHz)

Larger L3 cache size (128MB vs 8MB)

More modern manufacturing process (5nm vs 7nm)

AMD Ryzen 5 5500U 's Advantages

Better graphics card performance

Lower TDP (25W vs 55W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 7945HX3D +66%

1940

AMD Ryzen 5 5500U

1168

Cinebench R23 Multi Core

AMD Ryzen 9 7945HX3D +372%

33329

AMD Ryzen 5 5500U

7059

Geekbench 6 Single Core

AMD Ryzen 9 7945HX3D +92%

2783

AMD Ryzen 5 5500U

1445

Geekbench 6 Multi Core

AMD Ryzen 9 7945HX3D +171%

16080

AMD Ryzen 5 5500U

5919

Blender

AMD Ryzen 9 7945HX3D +400%

475

AMD Ryzen 5 5500U

95

Geekbench 5 Single Core

AMD Ryzen 9 7945HX3D +93%

2138

AMD Ryzen 5 5500U

1106

Geekbench 5 Multi Core

AMD Ryzen 9 7945HX3D +289%

19153

AMD Ryzen 5 5500U

4917

AMD Ryzen 9 7945HX3D

VS

AMD Ryzen 5 5500U

General Parameters

Jul 2023

Release Date

Jan 2021

AMD

Manufacturer

AMD

Laptop

Type

Laptop

-

Instruction Set

x86-64

Dragon Range

Core Architecture

Lucienne

AMD Socket FL1

Socket

FP6

Radeon 610M

Integrated Graphics

Radeon RX Vega 7

Ryzen 9 (Zen 4 (Dragon Range))

Generation

-

Package

17.84 billions

Transistor Count

-

5 nm

Manufacturing Process

7 nm

55 W

Power Consumption

10-25 W

89 °C

Peak Operating Temperature

105 °C

TSMC

Foundry

-

2x71 mm²

Die Size

-

6 nm

I/O Process Size

-

122 mm²

I/O Die Size

-

CPU Performance

-

Performance Cores

6

-

Performance Core Threads

12

2.3 GHz

Performance Core Base Frequency

2.1 GHz

5.4 GHz

Performance Core Turbo Frequency

4 GHz

16

Total Core Count

6

32

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

21x

64 KB per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

512 K per core

128 MB shared

L3 Cache

8 MB shared

Yes

Unlocked Multiplier

No

1

SMP

-

Memory Parameters

DDR5-5200

Memory Types

DDR4-3200, LPDDR4-4266

64 GB

Max Memory Size

32 GB

2

Max Memory Channels

2

83.2 GB/s

Max Memory Bandwidth

51.2 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

-

GPU Base Frequency

300 MHz

2200 MHz

GPU Max Dynamic Frequency

1800 MHz

-

Shader Units

448

-

Texture Units

28

-

Raster Operation Units

7

2

Execution Units

-

Power Consumption

10-45 W

0.49 TFLOPS

Graphics Performance

1.108 TFLOPS

Miscellaneous

AMD Ryzen 9 7945HX3D

Official Website

AMD Ryzen 5 5500U

5

PCIe Version

3.0

28

PCIe Lanes

12

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