Intel Core Ultra 9 285HX vs AMD Ryzen 5 7645HX

VS

Intel Core Ultra 9 285HX

AMD Ryzen 5 7645HX

We compared two laptop CPUs: Intel Core Ultra 9 285HX with 24 cores 2.8GHz and AMD Ryzen 5 7645HX with 6 cores 4.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core Ultra 9 285HX 's Advantages

Released 2 years late

Higher specification of memory (6400 vs 5200)

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

More modern manufacturing process (3nm vs 5nm)

Lower TDP (55W vs 75W)

AMD Ryzen 5 7645HX 's Advantages

Newer PCIe version (5.0 vs 5)

Higher base frequency (4.0GHz vs 2.8GHz)

Larger L3 cache size (32MB vs 24MB)

Score

Intel Core Ultra 9 285HX

VS

AMD Ryzen 5 7645HX

General Parameters

Jan 2025

Release Date

Jan 2023

Intel

Manufacturer

AMD

Laptop

Type

Laptop

-

Instruction Set

x86-64

Arrow Lake

Core Architecture

Zen 4 (Dragon Range)

Intel Socket 1851

Socket

FL1

Arc Xe-LPG

Integrated Graphics

Radeon 610M

Ultra 9 (Arrow Lake)

Generation

-

Package

3 nm

Manufacturing Process

5 nm

17-55 W

Power Consumption

45-75 W

100 °C

Peak Operating Temperature

100°C

Intel

Foundry

-

CPU Performance

8

Performance Cores

6

8

Performance Core Threads

12

2.8 GHz

Performance Core Base Frequency

4.0 GHz

5.5 GHz

Performance Core Turbo Frequency

5 GHz

16

Efficiency Cores

-

16

Efficiency Core Threads

-

2.1 GHz

Efficiency Core Base Frequency

-

4.6 GHz

Efficiency Core Turbo Frequency

-

24

Total Core Count

6

24

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

28

Multiplier

40x

112 KB per core

L1 Cache

64 K per core

23 MB

L2 Cache

1 MB per core

24 MB shared

L3 Cache

32 MB shared

No

Unlocked Multiplier

Yes

1

SMP

-

Memory Parameters

DDR5-6400

Memory Types

DDR5-5200

256 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

102.4 GB/s

Max Memory Bandwidth

83.2 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

-

GPU Base Frequency

1500 MHz

2000 MHz

GPU Max Dynamic Frequency

2200 MHz

-

Shader Units

128

-

Texture Units

8

-

Raster Operation Units

4

64

Execution Units

2

-

Power Consumption

15 W

-

Graphics Performance

0.49 TFLOPS

Miscellaneous

Official Website

AMD Ryzen 5 7645HX

5

PCIe Version

5.0

PCIe Lanes

28

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