Intel Core Ultra 7 255HX vs Intel Core i9 10980HK

VS

Intel Core Ultra 7 255HX

Intel Core i9 10980HK

We compared two laptop CPUs: Intel Core Ultra 7 255HX with 20 cores 2.4GHz and Intel Core i9 10980HK with 8 cores 2.4GHz . 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 and 9 months 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)

Larger L3 cache size (24MB vs 16MB)

More modern manufacturing process (3nm vs 14nm)

Intel Core i9 10980HK 's Advantages

Lower TDP (45W vs 55W)

Score

Intel Core Ultra 7 255HX

VS

Intel Core i9 10980HK

General Parameters

Jan 2025

Release Date

Apr 2020

Intel

Manufacturer

Intel

Laptop

Type

Laptop

-

Instruction Set

x86-64

Arrow Lake

Core Architecture

Comet Lake-H

-

Processor Number

i9-10980HK

Intel Socket 1851

Socket

BGA-1440

Arc Xe-LPG

Integrated Graphics

UHD Graphics 630

Ultra 7 (Arrow Lake)

Generation

-

Package

3 nm

Manufacturing Process

14 nm

17-55 W

Power Consumption

45 W

100 °C

Peak Operating Temperature

100 °C

Intel

Foundry

-

CPU Performance

8

Performance Cores

8

Performance Core Threads

16

2.4 GHz

Performance Core Base Frequency

2.4 GHz

5.2 GHz

Performance Core Turbo Frequency

5.3 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

8

20

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

24

Multiplier

24x

112 KB per core

L1 Cache

64 K per core

23 MB

L2 Cache

256 K per core

24 MB shared

L3 Cache

16 MB shared

No

Unlocked Multiplier

Yes

1

SMP

-

Memory Parameters

DDR5-6400

Memory Types

DDR4-2933

256 GB

Max Memory Size

128 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

-

GPU Base Frequency

350 MHz

1900 MHz

GPU Max Dynamic Frequency

1250 MHz

-

Shader Units

192

-

Texture Units

24

-

Raster Operation Units

3

64

Execution Units

24

-

Power Consumption

15 W

-

Max Resolution

4096x2304 - 60 Hz

-

Graphics Performance

0.38 TFLOPS

Miscellaneous

Official Website

Intel Core i9 10980HK

5

PCIe Version

3.0

PCIe Lanes

16

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