Intel Core Ultra 9 285HX vs AMD Ryzen 5 PRO 8640U

VS

Intel Core Ultra 9 285HX

AMD Ryzen 5 PRO 8640U

We compared two laptop CPUs: Intel Core Ultra 9 285HX with 24 cores 2.8GHz and AMD Ryzen 5 PRO 8640U with 6 cores 3.5GHz . 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 9 months late

Integrated graphics card

Higher specification of memory (6400 vs 5600)

Newer PCIe version (5 vs 4)

Larger L3 cache size (24MB vs 16MB)

More modern manufacturing process (3nm vs 4nm)

AMD Ryzen 5 PRO 8640U 's Advantages

Higher base frequency (3.5GHz vs 2.8GHz)

Lower TDP (28W vs 55W)

Score

Intel Core Ultra 9 285HX

VS

AMD Ryzen 5 PRO 8640U

General Parameters

Jan 2025

Release Date

Apr 2024

Intel

Manufacturer

AMD

Laptop

Type

Laptop

Arrow Lake

Core Architecture

Hawk Point

Intel Socket 1851

Socket

AMD Socket FP7

Arc Xe-LPG

Integrated Graphics

Radeon 760M

Ultra 9 (Arrow Lake)

Generation

Ryzen 5 (Zen 4 (Hawk Point))

Package

-

Transistor Count

25 billions

3 nm

Manufacturing Process

4 nm

17-55 W

Power Consumption

28 W

100 °C

Peak Operating Temperature

-

Intel

Foundry

TSMC

-

Die Size

178 mm²

CPU Performance

8

Performance Cores

-

8

Performance Core Threads

-

2.8 GHz

Performance Core Base Frequency

3.5 GHz

5.5 GHz

Performance Core Turbo Frequency

4.9 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

35.0

112 KB per core

L1 Cache

64 KB per core

23 MB

L2 Cache

1 MB per core

24 MB shared

L3 Cache

16 MB shared

No

Unlocked Multiplier

No

1

SMP

1

Memory Parameters

DDR5-6400

Memory Types

DDR5-5600

256 GB

Max Memory Size

-

2

Max Memory Channels

2

102.4 GB/s

Max Memory Bandwidth

-

Yes

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

-

2000 MHz

GPU Max Dynamic Frequency

-

64

Execution Units

-

Miscellaneous

Official Website

-

5

PCIe Version

4

PCIe Lanes

20

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