Intel Core Ultra 7 255HX vs Intel Celeron N5100

VS

Intel Core Ultra 7 255HX

Intel Celeron N5100

We compared two laptop CPUs: Intel Core Ultra 7 255HX with 20 cores 2.4GHz and Intel Celeron N5100 with 4 cores 1.1GHz . 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 4 years late

Higher specification of memory (6400 vs 2933)

Larger memory bandwidth (102.4GB/s vs 45.8GB/s)

Newer PCIe version (5 vs 3.0)

Higher base frequency (2.4GHz vs 1.1GHz)

Larger L3 cache size (24MB vs 4MB)

More modern manufacturing process (3nm vs 10nm)

Intel Celeron N5100 's Advantages

Lower TDP (6W vs 55W)

Score

Intel Core Ultra 7 255HX

VS

Intel Celeron N5100

General Parameters

Jan 2025

Release Date

Jan 2021

Intel

Manufacturer

Intel

Laptop

Type

Laptop

-

Instruction Set

x86-64

Arrow Lake

Core Architecture

Jasper Lake

-

Processor Number

N5100

Intel Socket 1851

Socket

BGA-1338

Arc Xe-LPG

Integrated Graphics

UHD Graphics 24 EUs

Ultra 7 (Arrow Lake)

Generation

-

Package

3 nm

Manufacturing Process

10 nm

17-55 W

Power Consumption

6 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

1.1 GHz

5.2 GHz

Performance Core Turbo Frequency

-

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

11x

112 KB per core

L1 Cache

-

23 MB

L2 Cache

384 K per core

24 MB shared

L3 Cache

4 MB shared

No

Unlocked Multiplier

No

1

SMP

-

Memory Parameters

DDR5-6400

Memory Types

DDR4-2666, LPDDR4x-2933

256 GB

Max Memory Size

16 GB

2

Max Memory Channels

2

102.4 GB/s

Max Memory Bandwidth

45.8 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

1900 MHz

GPU Max Dynamic Frequency

800 MHz

-

Shader Units

256

-

Texture Units

16

-

Raster Operation Units

8

64

Execution Units

24

-

Power Consumption

10 W

-

Graphics Performance

0.3 TFLOPS

Miscellaneous

Official Website

Intel Celeron N5100

5

PCIe Version

3.0

PCIe Lanes

8

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