AMD Ryzen 5 7640U vs AMD Ryzen 3 Pro 5450U

VS

AMD Ryzen 5 7640U

AMD Ryzen 3 Pro 5450U

We compared two laptop CPUs: AMD Ryzen 5 7640U with 6 cores 3.5GHz 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 5 7640U 's Advantages

Released 2 years and 2 months late

Higher specification of memory (7500 vs 4266)

Larger memory bandwidth (89.6GB/s vs 51.2GB/s)

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (3.5GHz vs 2.6GHz)

Larger L3 cache size (16MB vs 8MB)

More modern manufacturing process (4nm vs 7nm)

AMD Ryzen 3 Pro 5450U 's Advantages

Lower TDP (15W vs 30W)

Score

Benchmark

Geekbench 6 Single Core

AMD Ryzen 5 7640U +44%

2337

AMD Ryzen 3 Pro 5450U

1618

Geekbench 6 Multi Core

AMD Ryzen 5 7640U +114%

10412

AMD Ryzen 3 Pro 5450U

4858

Blender

AMD Ryzen 5 7640U +376%

181

AMD Ryzen 3 Pro 5450U

38

Geekbench 5 Single Core

AMD Ryzen 5 7640U +43%

1859

AMD Ryzen 3 Pro 5450U

1294

Geekbench 5 Multi Core

AMD Ryzen 5 7640U +90%

8800

AMD Ryzen 3 Pro 5450U

4629

Passmark CPU Single Core

AMD Ryzen 5 7640U +24%

3506

AMD Ryzen 3 Pro 5450U

2805

Passmark CPU Multi Core

AMD Ryzen 5 7640U +88%

21172

AMD Ryzen 3 Pro 5450U

11208

AMD Ryzen 5 7640U

VS

AMD Ryzen 3 Pro 5450U

General Parameters

May 2023

Release Date

Mar 2021

AMD

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Phoenix)

Core Architecture

Cezanne U

FP8

Socket

FP6

Radeon 760M

Integrated Graphics

Radeon RX Vega 6

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

7 nm

15-30 W

Power Consumption

15 W

100 °C

Peak Operating Temperature

105 °C

CPU Performance

6

Performance Cores

4

12

Performance Core Threads

8

3.5 GHz

Performance Core Base Frequency

2.6 GHz

4.9 GHz

Performance Core Turbo Frequency

4 GHz

6

Total Core Count

4

12

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

35

Multiplier

26x

64 K per core

L1 Cache

64 K per core

6 MB

L2 Cache

512 K per core

16 MB

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

DDR4-3200, LPDDR4-4266

256 GB

Max Memory Size

32 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

51.2 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

800 MHz

GPU Base Frequency

-

2600 MHz

GPU Max Dynamic Frequency

1600 MHz

512

Shader Units

384

32

Texture Units

24

16

Raster Operation Units

8

Execution Units

-

15

Power Consumption

15 W

2.66 TFLOPS

Graphics Performance

-

AI Accelerator

AMD Ryzen™ AI

NPU

-

10 TOPS

Theoretical performance

-

Miscellaneous

AMD Ryzen 5 7640U

Official Website

AMD Ryzen 3 Pro 5450U

4.0

PCIe Version

3.0

20

PCIe Lanes

12

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