AMD Ryzen 7 7745HX vs Intel Core Ultra 7 255HX

VS

AMD Ryzen 7 7745HX

Intel Core Ultra 7 255HX

We compared two laptop CPUs: AMD Ryzen 7 7745HX with 8 cores 3.6GHz 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 7 7745HX 's Advantages

Higher base frequency (3.6GHz vs 2.4GHz)

Larger L3 cache size (32MB vs 24MB)

Intel Core Ultra 7 255HX 's Advantages

Released 2 years late

Higher specification of memory (6400 vs 5200)

Larger memory bandwidth (102.4GB/s vs 83.2GB/s)

Newer PCIe version (5 vs 5.0)

More modern manufacturing process (3nm vs 5nm)

Lower TDP (55W vs 75W)

Score

AMD Ryzen 7 7745HX

VS

Intel Core Ultra 7 255HX

General Parameters

Jan 2023

Release Date

Jan 2025

AMD

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

-

Zen 4 (Dragon Range)

Core Architecture

Arrow Lake

FL1

Socket

Intel Socket 1851

Radeon 610M

Integrated Graphics

Arc Xe-LPG

-

Generation

Ultra 7 (Arrow Lake)

Package

5 nm

Manufacturing Process

3 nm

45-75 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

3.6 GHz

Performance Core Base Frequency

2.4 GHz

5.1 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

36x

Multiplier

24

64 K per core

L1 Cache

112 KB per core

1 MB per core

L2 Cache

23 MB

32 MB shared

L3 Cache

24 MB shared

Yes

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

DDR5-5200

Memory Types

DDR5-6400

64 GB

Max Memory Size

256 GB

2

Max Memory Channels

2

83.2 GB/s

Max Memory Bandwidth

102.4 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

-

2200 MHz

GPU Max Dynamic Frequency

1900 MHz

128

Shader Units

-

8

Texture Units

-

4

Raster Operation Units

-

2

Execution Units

64

15 W

Power Consumption

-

0.49 TFLOPS

Graphics Performance

-

Miscellaneous

AMD Ryzen 7 7745HX

Official Website

5.0

PCIe Version

5

28

PCIe Lanes

Related CPU Comparisons

1

AMD Ryzen 7 7745HX vs AMD Ryzen 3 4300U

2

AMD Ryzen 7 7745HX vs Intel Core i7 11600H

3

AMD Ryzen 7 7745HX vs Intel Core i7 1255U

4

AMD Ryzen 7 7745HX vs Intel Core i7 1065G7

5

AMD Ryzen 7 7745HX vs Intel Core Ultra 7 155H

6

AMD Ryzen 7 7745HX vs Intel Core Ultra 5 228V

7

AMD Ryzen 7 7745HX vs Intel Core 3 100U

8

AMD Ryzen 7 7745HX vs Intel Celeron 7305

9

AMD Ryzen 7 7745HX vs Intel Celeron N3350E

10

AMD Ryzen 7 7745HX vs Intel Celeron N4020

Related News

1

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

2

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

3

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

4

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

5

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

6

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

7

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!

8

Intel Finally Achieves Frame Generation! 'F1 24' Becomes the First XeSS 2 Game

9

World's First! Intel Arc B580 Graphics Card Arrives Early

10

Linux Creator Criticizes AMD and Intel's x86 Microarchitecture: A Complete Disaster