AMD Ryzen 5 7640HS vs AMD Ryzen 5 8540U

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We compared two laptop CPUs: AMD Ryzen 5 7640HS with 6 cores 4.3GHz 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 7640HS 's Advantages

Better graphics card performance

Higher base frequency (4.3GHz vs 3.2GHz)

AMD Ryzen 5 8540U 's Advantages

Released 11 months late

Lower TDP (15W vs 35W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 5 7640HS

1719

AMD Ryzen 5 8540U +5%

1814

Cinebench R23 Multi Core

AMD Ryzen 5 7640HS +24%

13055

AMD Ryzen 5 8540U

10508

Geekbench 6 Single Core

AMD Ryzen 5 7640HS

2225

AMD Ryzen 5 8540U +7%

2390

Geekbench 6 Multi Core

AMD Ryzen 5 7640HS +20%

9880

AMD Ryzen 5 8540U

8172

AMD Ryzen 5 7640HS

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AMD Ryzen 5 8540U

General Parameters

Jan 2023

Release Date

Dec 2023

Amd

Manufacturer

Amd

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Phoenix)

Core Architecture

Hawk Point

FP8

Socket

FP7

Radeon 760M

Integrated Graphics

Radeon 740M

-

Generation

Ryzen 5 (Zen 4 (Hawk Point))

Package

25 billions

Transistor Count

20.9 billions

4 nm

Manufacturing Process

4 nm

FP8

Socket

FP7

35-54 W

Power Consumption

15-30 W

100°C

Peak Operating Temperature

100°C

-

Foundry

TSMC

-

Die Size

137 mm²

-

Package

FP7, FP7r2

CPU Performance

6

Performance Cores

6

12

Performance Core Threads

12

4.3 GHz

Performance Core Base Frequency

3.2 GHz

5 GHz

Performance Core Turbo Frequency

4.9 GHz

-

Efficiency Cores

4

-

Efficiency Core Threads

8

6

Total Core Count

6

12

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

43x

Multiplier

32x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

1 MB per core

16 MB

L3 Cache

16 MB shared

No

Unlocked Multiplier

No

-

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

Yes

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

1500 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

2.56 TFLOPS

Miscellaneous

AMD Ryzen 5 7640HS

Official Website

AMD Ryzen 5 8540U

4.0

PCIe Version

4.0

20

PCIe Lanes

14

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