Intel Core Ultra 9 285HX vs AMD Ryzen 9 5900H

VS

Intel Core Ultra 9 285HX

AMD Ryzen 9 5900H

We compared two laptop CPUs: Intel Core Ultra 9 285HX with 24 cores 2.8GHz and AMD Ryzen 9 5900H with 8 cores 3.3GHz . 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 3 years and 9 months late

Higher specification of memory (6400 vs 4266)

Larger memory bandwidth (102.4GB/s vs 68.27GB/s)

Newer PCIe version (5 vs 3.0)

Larger L3 cache size (24MB vs 16MB)

More modern manufacturing process (3nm vs 7nm)

AMD Ryzen 9 5900H 's Advantages

Higher base frequency (3.3GHz vs 2.8GHz)

Lower TDP (45W vs 55W)

Score

Intel Core Ultra 9 285HX

VS

AMD Ryzen 9 5900H

General Parameters

Jan 2025

Release Date

Apr 2021

Intel

Manufacturer

AMD

Laptop

Type

Laptop

-

Instruction Set

x86-64

Arrow Lake

Core Architecture

Cezanne

Intel Socket 1851

Socket

FP6

Arc Xe-LPG

Integrated Graphics

Radeon RX Vega 8

Ultra 9 (Arrow Lake)

Generation

-

Package

3 nm

Manufacturing Process

7 nm

17-55 W

Power Consumption

45 W

100 °C

Peak Operating Temperature

105 °C

Intel

Foundry

-

CPU Performance

8

Performance Cores

8

Performance Core Threads

16

2.8 GHz

Performance Core Base Frequency

3.3 GHz

5.5 GHz

Performance Core Turbo Frequency

4.6 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

8

24

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

28

Multiplier

33x

112 KB per core

L1 Cache

64 K per core

23 MB

L2 Cache

512 K per core

24 MB shared

L3 Cache

16 MB shared

No

Unlocked Multiplier

No

1

SMP

-

Memory Parameters

DDR5-6400

Memory Types

DDR4-3200, LPDDR4-4266

256 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

102.4 GB/s

Max Memory Bandwidth

68.27 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

2000 MHz

GPU Max Dynamic Frequency

1750 MHz

-

Shader Units

512

-

Texture Units

32

-

Raster Operation Units

8

64

Execution Units

-

Power Consumption

15 W

Miscellaneous

Official Website

-

5

PCIe Version

3.0

PCIe Lanes

16

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