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

VS

Intel Core Ultra 7 255HX

AMD Ryzen 3 3300U

We compared two laptop CPUs: Intel Core Ultra 7 255HX with 20 cores 2.4GHz and AMD Ryzen 3 3300U with 4 cores 2.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

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)

AMD Ryzen 3 3300U 's Advantages

Lower TDP (35W vs 55W)

Score

Intel Core Ultra 7 255HX

VS

AMD Ryzen 3 3300U

General Parameters

Jan 2025

Release Date

Jan 2019

Intel

Manufacturer

AMD

Laptop

Type

Laptop

-

Instruction Set

x86-64

Arrow Lake

Core Architecture

Picasso

Intel Socket 1851

Socket

FP5

Arc Xe-LPG

Integrated Graphics

Radeon Vega 6

Ultra 7 (Arrow Lake)

Generation

-

Package

-

Transistor Count

4.9 billions

3 nm

Manufacturing Process

12 nm

17-55 W

Power Consumption

12-35 W

100 °C

Peak Operating Temperature

105 °C

Intel

Foundry

-

CPU Performance

8

Performance Cores

4

8

Performance Core Threads

4

2.4 GHz

Performance Core Base Frequency

2.1 GHz

5.2 GHz

Performance Core Turbo Frequency

3.5 GHz

12

Efficiency Cores

-

12

Efficiency Core Threads

-

1.8 GHz

Efficiency Core Base Frequency

-

4.5 GHz

Efficiency Core Turbo Frequency

-

20

Total Core Count

4

20

Total Thread Count

4

100 MHz

Bus Frequency

100 MHz

24

Multiplier

21x

112 KB per core

L1 Cache

96 K per core

23 MB

L2 Cache

512 K per core

24 MB shared

L3 Cache

4 MB shared

No

Unlocked Multiplier

No

1

SMP

-

Memory Parameters

DDR5-6400

Memory Types

DDR4-2400

256 GB

Max Memory Size

32 GB

2

Max Memory Channels

2

102.4 GB/s

Max Memory Bandwidth

35.76 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

-

GPU Base Frequency

300 MHz

1900 MHz

GPU Max Dynamic Frequency

1200 MHz

-

Shader Units

384

-

Texture Units

24

-

Raster Operation Units

8

64

Execution Units

6

-

Power Consumption

15 W

-

Max Resolution

3840x2160 - 60 Hz

-

Graphics Performance

0.85 TFLOPS

Miscellaneous

Official Website

AMD Ryzen 3 3300U

5

PCIe Version

3.0

PCIe Lanes

12

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