Intel Core Ultra 7 255HX vs Intel Core i5 9300HF

VS

Intel Core Ultra 7 255HX

Intel Core i5 9300HF

We compared two laptop CPUs: Intel Core Ultra 7 255HX with 20 cores 2.4GHz and Intel Core i5 9300HF with 4 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 5 years and 9 months late

Integrated graphics card

Higher specification of memory (6400 vs 2666)

Larger memory bandwidth (102.4GB/s vs 41.8GB/s)

Newer PCIe version (5 vs 3.0)

Larger L3 cache size (24MB vs 8MB)

More modern manufacturing process (3nm vs 14nm)

Intel Core i5 9300HF 's Advantages

Lower TDP (45W vs 55W)

Score

Intel Core Ultra 7 255HX

VS

Intel Core i5 9300HF

General Parameters

Jan 2025

Release Date

Apr 2019

Intel

Manufacturer

Intel

Laptop

Type

Laptop

-

Instruction Set

x86-64

Arrow Lake

Core Architecture

Coffee Lake

-

Processor Number

i5-9300HF

Intel Socket 1851

Socket

BGA-1440

Arc Xe-LPG

Integrated Graphics

N/A

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

4

8

Performance Core Threads

8

2.4 GHz

Performance Core Base Frequency

2.4 GHz

5.2 GHz

Performance Core Turbo Frequency

4.1 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

8

100 MHz

Bus Frequency

-

24

Multiplier

-

112 KB per core

L1 Cache

128 K per core

23 MB

L2 Cache

256 K per core

24 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

1

SMP

-

Memory Parameters

DDR5-6400

Memory Types

DDR4-2666, LPDDR3-2133

256 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

102.4 GB/s

Max Memory Bandwidth

41.8 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

-

1900 MHz

GPU Max Dynamic Frequency

-

64

Execution Units

-

Miscellaneous

Official Website

Intel Core i5 9300HF

5

PCIe Version

3.0

PCIe Lanes

16

-

Extended Instruction Set

SSE4.1, SSE4.2, AVX

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