AMD Ryzen 9 Pro 7940HS vs Intel Core Ultra 7 255HX

VS

AMD Ryzen 9 Pro 7940HS

Intel Core Ultra 7 255HX

We compared two laptop CPUs: AMD Ryzen 9 Pro 7940HS with 8 cores 4.0GHz and Intel Core Ultra 7 255HX with 20 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 Pro 7940HS 's Advantages

Higher specification of memory (7500 vs 6400)

Higher base frequency (4.0GHz vs 2.4GHz)

Lower TDP (54W vs 55W)

Intel Core Ultra 7 255HX 's Advantages

Released 1 years and 7 months late

Larger memory bandwidth (102.4GB/s vs 89.6GB/s)

Newer PCIe version (5 vs 4.0)

Larger L3 cache size (24MB vs 16MB)

More modern manufacturing process (3nm vs 4nm)

Score

AMD Ryzen 9 Pro 7940HS

VS

Intel Core Ultra 7 255HX

General Parameters

Jun 2023

Release Date

Jan 2025

AMD

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

-

Zen 4 (Phoenix)

Core Architecture

Arrow Lake

FP8

Socket

Intel Socket 1851

Radeon 780M

Integrated Graphics

Arc Xe-LPG

-

Generation

Ultra 7 (Arrow Lake)

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

3 nm

35-54 W

Power Consumption

17-55 W

100°C

Peak Operating Temperature

100 °C

-

Foundry

Intel

CPU Performance

8

Performance Cores

8

16

Performance Core Threads

8

4.0 GHz

Performance Core Base Frequency

2.4 GHz

5.2 GHz

Performance Core Turbo Frequency

5.2 GHz

-

Efficiency Cores

12

-

Efficiency Core Threads

12

-

Efficiency Core Base Frequency

1.8 GHz

-

Efficiency Core Turbo Frequency

4.5 GHz

8

Total Core Count

20

16

Total Thread Count

20

100 MHz

Bus Frequency

100 MHz

40

Multiplier

24

64 K per core

L1 Cache

112 KB per core

8 MB

L2 Cache

23 MB

16 MB

L3 Cache

24 MB shared

No

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

DDR5-6400

256 GB

Max Memory Size

256 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

102.4 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

800 MHz

GPU Base Frequency

-

2800 MHz

GPU Max Dynamic Frequency

1900 MHz

768

Shader Units

-

48

Texture Units

-

32

Raster Operation Units

-

12

Execution Units

64

15

Power Consumption

-

7680x4320 - 60 Hz

Max Resolution

-

8.12 TFLOPS

Graphics Performance

-

AI Accelerator

AMD Ryzen™ AI

NPU

-

10 TOPS

Theoretical performance

-

Miscellaneous

AMD Ryzen 9 Pro 7940HS

Official Website

4.0

PCIe Version

5

20

PCIe Lanes

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