AMD Ryzen 7 7745HX vs AMD Ryzen 3 Pro 5450U

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AMD Ryzen 7 7745HX AMD Ryzen 3 Pro 5450U

We compared two laptop CPUs: AMD Ryzen 7 7745HX with 8 cores 3.6GHz and AMD Ryzen 3 Pro 5450U with 4 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 7745HX 's Advantages

Released 1 years and 10 months late

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

Newer PCIe version (5.0 vs 3.0)

Higher base frequency (3.6GHz vs 2.6GHz)

Larger L3 cache size (32MB vs 8MB)

More modern manufacturing process (5nm vs 7nm)

AMD Ryzen 3 Pro 5450U 's Advantages

Higher specification of memory (LPDDR4-4266 vs DDR5-5200)

Lower TDP (15W vs 45W)

Score

Benchmark

Geekbench 6 Single Core

AMD Ryzen 7 7745HX +72%

2792

AMD Ryzen 3 Pro 5450U

1618

Geekbench 6 Multi Core

AMD Ryzen 7 7745HX +210%

15066

AMD Ryzen 3 Pro 5450U

4858

Blender

AMD Ryzen 7 7745HX +618%

273

AMD Ryzen 3 Pro 5450U

38

Geekbench 5 Single Core

AMD Ryzen 7 7745HX +56%

2029

AMD Ryzen 3 Pro 5450U

1294

Geekbench 5 Multi Core

AMD Ryzen 7 7745HX +181%

13041

AMD Ryzen 3 Pro 5450U

4629

AMD Ryzen 7 7745HX

VS

AMD Ryzen 3 Pro 5450U

General Parameters

Jan 2023

Release Date

Mar 2021

AMD

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Dragon Range)

Core Architecture

Cezanne U

FL1

Socket

FP6

Radeon 610M

Integrated Graphics

Radeon RX Vega 6

Package

5 nm

Manufacturing Process

7 nm

FL1

Socket

FP6

45-75 W

Power Consumption

15 W

100°C

Peak Operating Temperature

105 °C

CPU Performance

8

Performance Cores

4

16

Performance Core Threads

8

3.6 GHz

Performance Core Base Frequency

2.6 GHz

5.1 GHz

Performance Core Turbo Frequency

4 GHz

8

Total Core Count

4

16

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

36x

Multiplier

26x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

512 K per core

32 MB shared

L3 Cache

8 MB shared

Yes

Unlocked Multiplier

No

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

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

-

2200 MHz

GPU Max Dynamic Frequency

1600 MHz

128

Shader Units

384

8

Texture Units

24

4

Raster Operation Units

8

2

Execution Units

-

15 W

Power Consumption

15 W

0.49 TFLOPS

Graphics Performance

-

Miscellaneous

AMD Ryzen 7 7745HX

Official Website

AMD Ryzen 3 Pro 5450U

5.0

PCIe Version

3.0

28

PCIe Lanes

12

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