AMD Ryzen 5 3450U vs Intel Core Ultra 9 285HX

VS

AMD Ryzen 5 3450U

Intel Core Ultra 9 285HX

We compared two laptop CPUs: AMD Ryzen 5 3450U with 4 cores 2.1GHz and Intel Core Ultra 9 285HX with 24 cores 2.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 5 3450U 's Advantages

Lower TDP (35W vs 55W)

Intel Core Ultra 9 285HX 's Advantages

Released 5 years late

Higher specification of memory (6400 vs 2400)

Larger memory bandwidth (102.4GB/s vs 38.4GB/s)

Newer PCIe version (5 vs 3.0)

Higher base frequency (2.8GHz vs 2.1GHz)

Larger L3 cache size (24MB vs 4MB)

More modern manufacturing process (3nm vs 12nm)

Score

AMD Ryzen 5 3450U

VS

Intel Core Ultra 9 285HX

General Parameters

Jan 2020

Release Date

Jan 2025

AMD

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

-

Zen+

Core Architecture

Arrow Lake

FP5

Socket

Intel Socket 1851

Radeon Vega 8

Integrated Graphics

Arc Xe-LPG

-

Generation

Ultra 9 (Arrow Lake)

Package

12 nm

Manufacturing Process

3 nm

12-35 W

Power Consumption

17-55 W

105 °C

Peak Operating Temperature

100 °C

-

Foundry

Intel

CPU Performance

4

Performance Cores

8

Performance Core Threads

8

2.1 GHz

Performance Core Base Frequency

2.8 GHz

3.5 GHz

Performance Core Turbo Frequency

5.5 GHz

-

Efficiency Cores

16

-

Efficiency Core Threads

16

-

Efficiency Core Base Frequency

2.1 GHz

-

Efficiency Core Turbo Frequency

4.6 GHz

4

Total Core Count

24

8

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

21x

Multiplier

28

64 K per core

L1 Cache

112 KB per core

512 K per core

L2 Cache

23 MB

4 MB shared

L3 Cache

24 MB shared

No

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

DDR4-2400

Memory Types

DDR5-6400

32 GB

Max Memory Size

256 GB

2

Max Memory Channels

2

38.4 GB/s

Max Memory Bandwidth

102.4 GB/s

-

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

-

2400 MHz

GPU Max Dynamic Frequency

2000 MHz

512

Shader Units

-

32

Texture Units

-

8

Raster Operation Units

-

8

Execution Units

64

65 W

Power Consumption

-

3840x2160 - 60 Hz

Max Resolution

-

1.13 TFLOPS

Graphics Performance

-

Miscellaneous

AMD Ryzen 5 3450U

Official Website

3.0

PCIe Version

5

12

PCIe Lanes

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