AMD Ryzen 9 7940HS vs AMD Ryzen 5 7545U

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We compared two laptop CPUs: AMD Ryzen 9 7940HS with 8 cores 4.0GHz and AMD Ryzen 5 7545U 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 7940HS's Advantages

Integrated graphics card

Higher specification of memory (LPDDR5x-7500 vs DDR5-5600)

Higher base frequency (4.0GHz vs 3.2GHz)

AMD Ryzen 5 7545U's Advantages

Released 10 months late

Newer PCIe version (4 vs 4.0)

Lower TDP (28W vs 35W)

Score

AMD Ryzen 9 7940HS

VS

AMD Ryzen 5 7545U

General Parameters

Jan 2023

Release Date

Nov 2023

Amd

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

-

Zen 4 (Phoenix)

Core Architecture

Phoenix2

FP8

Socket

AMD Socket FP7

Radeon 780M

Integrated Graphics

Radeon 740M

-

Generation

Ryzen 5 (Zen 4 (Phoenix))

Package

25 billions

Transistor Count

20.9 billions

4 nm

Manufacturing Process

4 nm

FP8

Socket

AMD Socket FP7

35-54 W

Power Consumption

28 W

100°C

Peak Operating Temperature

-

Foundry

TSMC

-

Die Size

137 mm²

-

Package

FP7, FP7r2

CPU Performance

8

Performance Cores

-

16

Performance Core Threads

-

4.0 GHz

Performance Core Base Frequency

3.2 GHz

5.2 GHz

Performance Core Turbo Frequency

4.9 GHz

-

Efficiency Core Base Frequency

3 GHz

-

Efficiency Core Turbo Frequency

3.5 GHz

8

Total Core Count

6

16

Total Thread Count

12

100MHz

Bus Frequency

100MHz

40x

Multiplier

32.0

64K per core

L1 Cache

64 KB per core

1MB per core

L2 Cache

1 MB per core

16MB shared

L3 Cache

16 MB shared

No

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

DDR5-5600

256GB

Max Memory Size

-

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

-

No

ECC Memory Support

Yes

Graphics Card Parameters

True

Integrated Graphics

-

800 MHz

GPU Base Frequency

-

2800 MHz

GPU Max Dynamic Frequency

-

768

Shader Units

-

48

Texture Units

-

32

Raster Operation Units

-

12

Execution Units

-

15 W

Power Consumption

-

7680x4320 - 60 Hz

Max Resolution

-

8.12 TFLOPS

Graphics Performance

-

Miscellaneous

AMD Ryzen 9 7940HS

Official Website

-

4.0

PCIe Version

4

20

PCIe Lanes

14

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