AMD Ryzen 3 3300U vs Intel Core Ultra 7 255HX

VS

AMD Ryzen 3 3300U

Intel Core Ultra 7 255HX

We compared two laptop CPUs: AMD Ryzen 3 3300U with 4 cores 2.1GHz 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 3 3300U 's Advantages

Lower TDP (35W vs 55W)

Intel Core Ultra 7 255HX 's Advantages

Released 6 years late

Higher specification of memory (6400 vs 2400)

Larger memory bandwidth (102.4GB/s vs 35.76GB/s)

Newer PCIe version (5 vs 3.0)

Higher base frequency (2.4GHz vs 2.1GHz)

Larger L3 cache size (24MB vs 4MB)

More modern manufacturing process (3nm vs 12nm)

Score

AMD Ryzen 3 3300U

VS

Intel Core Ultra 7 255HX

General Parameters

Jan 2019

Release Date

Jan 2025

AMD

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

-

Picasso

Core Architecture

Arrow Lake

FP5

Socket

Intel Socket 1851

Radeon Vega 6

Integrated Graphics

Arc Xe-LPG

-

Generation

Ultra 7 (Arrow Lake)

Package

4.9 billions

Transistor Count

-

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

4

Performance Core Threads

8

2.1 GHz

Performance Core Base Frequency

2.4 GHz

3.5 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

4

Total Core Count

20

4

Total Thread Count

20

100 MHz

Bus Frequency

100 MHz

21x

Multiplier

24

96 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

35.76 GB/s

Max Memory Bandwidth

102.4 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

-

1200 MHz

GPU Max Dynamic Frequency

1900 MHz

384

Shader Units

-

24

Texture Units

-

8

Raster Operation Units

-

6

Execution Units

64

15 W

Power Consumption

-

3840x2160 - 60 Hz

Max Resolution

-

0.85 TFLOPS

Graphics Performance

-

Miscellaneous

AMD Ryzen 3 3300U

Official Website

3.0

PCIe Version

5

12

PCIe Lanes

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