AMD Ryzen 5 8640U vs AMD Ryzen 5 8540U

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AMD Ryzen 5 8640U

AMD Ryzen 5 8540U

We compared two laptop CPUs: AMD Ryzen 5 8640U with 6 cores 3.5GHz and AMD Ryzen 5 8540U with 6 cores 3.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 5 8640U 's Advantages

Better graphics card performance

Higher base frequency (3.5GHz vs 3.2GHz)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 5 8640U

1780

AMD Ryzen 5 8540U

1789

Cinebench R23 Multi Core

AMD Ryzen 5 8640U +8%

11267

AMD Ryzen 5 8540U

10405

Geekbench 6 Single Core

AMD Ryzen 5 8640U

2419

AMD Ryzen 5 8540U +1%

2445

Geekbench 6 Multi Core

AMD Ryzen 5 8640U +12%

10350

AMD Ryzen 5 8540U

9182

AMD Ryzen 5 8640U

VS

AMD Ryzen 5 8540U

General Parameters

Dec 2023

Release Date

Dec 2023

AMD

Manufacturer

Amd

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Hawk Point

Core Architecture

Zen 4 (Hawk Point)

FP7

Socket

FP7

Radeon 760M

Integrated Graphics

Radeon 740M

Ryzen 5 (Zen 4 (Hawk Point))

Generation

Ryzen 5 (Zen 4 (Hawk Point))

Package

25 billions

Transistor Count

20.9 billions

4 nm

Manufacturing Process

4 nm

15-30 W

Power Consumption

15-30 W

100°C

Peak Operating Temperature

100 °C

TSMC

Foundry

TSMC

178 mm²

Die Size

137 mm²

CPU Performance

6

Performance Cores

2

12

Performance Core Threads

4

3.5 GHz

Performance Core Base Frequency

3.2 GHz

4.9 GHz

Performance Core Turbo Frequency

4.9 GHz

-

Efficiency Cores

4

-

Efficiency Core Threads

8

-

Efficiency Core Base Frequency

3 GHz

-

Efficiency Core Turbo Frequency

3.7 GHz

6

Total Core Count

6

12

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

35x

Multiplier

32x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

1 MB per core

16 MB shared

L3 Cache

16 MB shared

No

Unlocked Multiplier

No

1

SMP

1

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

DDR5-5600, LPDDR5x-7500

256 GB

Max Memory Size

256 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

89.6 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

800 MHz

2600 MHz

GPU Max Dynamic Frequency

2800 MHz

384

Shader Units

256

24

Texture Units

16

Raster Operation Units

8

6

Execution Units

4

15 W

Power Consumption

15 W

4.06 TFLOPS

Graphics Performance

1.43 TFLOPS

Miscellaneous

AMD Ryzen 5 8640U

Official Website

AMD Ryzen 5 8540U

4.0

PCIe Version

4.0

20

PCIe Lanes

14

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