AMD Ryzen 9 7940HX vs AMD Ryzen 5 PRO 8540U

VS

AMD Ryzen 9 7940HX

AMD Ryzen 5 PRO 8540U

We compared two laptop CPUs: AMD Ryzen 9 7940HX with 16 cores 2.4GHz and AMD Ryzen 5 PRO 8540U with 6 cores 3.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 7940HX 's Advantages

Newer PCIe version (5.0 vs 4)

Larger L3 cache size (64MB vs 16MB)

AMD Ryzen 5 PRO 8540U 's Advantages

Higher specification of memory (7500 vs 5200)

Larger memory bandwidth (89.6GB/s vs 83.2GB/s)

Higher base frequency (3.7GHz vs 2.4GHz)

More modern manufacturing process (4nm vs 5nm)

Lower TDP (30W vs 55W)

Score

Benchmark

Geekbench 6 Single Core

AMD Ryzen 9 7940HX +13%

2688

AMD Ryzen 5 PRO 8540U

2359

Geekbench 6 Multi Core

AMD Ryzen 9 7940HX +89%

15655

AMD Ryzen 5 PRO 8540U

8271

AMD Ryzen 9 7940HX

VS

AMD Ryzen 5 PRO 8540U

General Parameters

Jan 2024

Release Date

Apr 2024

AMD

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

-

Zen 4 (Dragon Range)

Core Architecture

Hawk Point 2

AMD Socket FL1

Socket

AMD Socket FP7

Radeon 610M

Integrated Graphics

Radeon 740M

-

Generation

Ryzen 5 (Zen 4 (Hawk Point))

Package

13.14 billions

Transistor Count

20.9 billions

5 nm

Manufacturing Process

4 nm

55 W

Power Consumption

15-30 W

100°C

Peak Operating Temperature

-

Foundry

TSMC

-

Die Size

137 mm²

CPU Performance

16

Performance Cores

2

32

Performance Core Threads

4

2.4 GHz

Performance Core Base Frequency

3.7 GHz

5.2 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

3.5 GHz

16

Total Core Count

6

32

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

24

Multiplier

37

64 K per core

L1 Cache

64 KB per core

1 MB per core

L2 Cache

6 MB

64 MB

L3 Cache

16 MB

Yes

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

DDR5-5200

Memory Types

DDR5-5600,LPDDR5x-7500

64 GB

Max Memory Size

256

2

Max Memory Channels

2

83.2 GB/s

Max Memory Bandwidth

89.6 GB/s

-

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

400 MHz

GPU Base Frequency

-

2200 MHz

GPU Max Dynamic Frequency

2800 MHz

128

Shader Units

-

8

Texture Units

-

4

Raster Operation Units

-

2

Execution Units

4

15 W

Power Consumption

-

0.563 TFLOPS

Graphics Performance

-

Miscellaneous

Official Website

AMD Ryzen 5 PRO 8540U

5.0

PCIe Version

4

28

PCIe Lanes

14

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