AMD Ryzen 9 7945HX vs AMD Ryzen 5 PRO 8540U

VS

AMD Ryzen 9 7945HX AMD Ryzen 5 PRO 8540U

We compared two laptop CPUs: AMD Ryzen 9 7945HX with 16 cores 2.5GHz and AMD Ryzen 5 PRO 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 9 7945HX 's Advantages

Integrated graphics card

Newer PCIe version (5.0 vs 4)

Larger L3 cache size (64MB vs 16MB)

AMD Ryzen 5 PRO 8540U 's Advantages

Released 1 years and 3 months late

Higher specification of memory (DDR5-5600 vs DDR5-5200)

Higher base frequency (3.2GHz vs 2.5GHz)

Lower TDP (28W vs 55W)

Score

AMD Ryzen 9 7945HX

VS

AMD Ryzen 5 PRO 8540U

General Parameters

Jan 2023

Release Date

Apr 2024

Amd

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

-

Zen 4 (Dragon Range)

Core Architecture

Hawk Point

FL1

Socket

AMD Socket FP7

Radeon 610M

Integrated Graphics

Radeon 740M

-

Generation

Ryzen 5 (Zen 4 (Hawk Point))

Package

13.1 billions

Transistor Count

20.9 billions

5 nm

Manufacturing Process

4 nm

FL1

Socket

AMD Socket FP7

55-75 W

Power Consumption

28 W

100°C

Peak Operating Temperature

-

Foundry

TSMC

-

Die Size

137 mm²

-

Package

FP7, FP7r2

CPU Performance

16

Performance Cores

-

32

Performance Core Threads

-

2.5 GHz

Performance Core Base Frequency

3.2 GHz

5.4 GHz

Performance Core Turbo Frequency

4.9 GHz

-

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

25x

Multiplier

32.0

64 K per core

L1 Cache

64 KB per core

1 MB per core

L2 Cache

1 MB per core

64 MB shared

L3 Cache

16 MB shared

Yes

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

DDR5-5200

Memory Types

DDR5-5600

64 GB

Max Memory Size

-

2

Max Memory Channels

2

83.2 GB/s

Max Memory Bandwidth

-

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

-

1500 MHz

GPU Base Frequency

-

2200 MHz

GPU Max Dynamic Frequency

-

128

Shader Units

-

8

Texture Units

-

4

Raster Operation Units

-

2

Execution Units

-

15 W

Power Consumption

-

0.49 TFLOPS

Graphics Performance

-

Miscellaneous

AMD Ryzen 9 7945HX

Official Website

AMD Ryzen 5 PRO 8540U

5.0

PCIe Version

4

28

PCIe Lanes

14

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