Intel Core Ultra 7 265HX vs Intel Pentium Gold 6405U

VS

Intel Core Ultra 7 265HX

Intel Pentium Gold 6405U

We compared two laptop CPUs: Intel Core Ultra 7 265HX with 20 cores 2.6GHz and Intel Pentium Gold 6405U with 2 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 265HX 's Advantages

Released 5 years and 3 months late

Higher specification of memory (6400 vs 2400)

Larger memory bandwidth (102.4GB/s vs 37.5GB/s)

Newer PCIe version (5 vs 2.0)

Higher base frequency (2.6GHz vs 2.4GHz)

Larger L3 cache size (24MB vs 2MB)

More modern manufacturing process (3nm vs 14nm)

Intel Pentium Gold 6405U 's Advantages

Lower TDP (15W vs 55W)

Score

Intel Core Ultra 7 265HX

VS

Intel Pentium Gold 6405U

General Parameters

Jan 2025

Release Date

Oct 2019

Intel

Manufacturer

Intel

Laptop

Type

Laptop

-

Instruction Set

x86-64

Arrow Lake

Core Architecture

Comet Lake

-

Processor Number

6405U

Intel Socket 1851

Socket

BGA-1528

Arc Xe-LPG

Integrated Graphics

UHD Graphics

Ultra 7 (Arrow Lake)

Generation

-

Package

3 nm

Manufacturing Process

14 nm

17-55 W

Power Consumption

15 W

100 °C

Peak Operating Temperature

100 °C

Intel

Foundry

-

CPU Performance

8

Performance Cores

2

8

Performance Core Threads

4

2.6 GHz

Performance Core Base Frequency

2.4 GHz

5.3 GHz

Performance Core Turbo Frequency

-

12

Efficiency Cores

-

12

Efficiency Core Threads

-

2.3 GHz

Efficiency Core Base Frequency

-

4.6 GHz

Efficiency Core Turbo Frequency

-

20

Total Core Count

2

20

Total Thread Count

4

100 MHz

Bus Frequency

-

26

Multiplier

-

112 KB per core

L1 Cache

-

23 MB

L2 Cache

-

24 MB shared

L3 Cache

2 MB shared

No

Unlocked Multiplier

-

1

SMP

-

Memory Parameters

DDR5-6400

Memory Types

DDR4-2400, LPDDR3-2133

256 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

102.4 GB/s

Max Memory Bandwidth

37.5 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

1900 MHz

GPU Max Dynamic Frequency

950 MHz

64

Execution Units

-

Miscellaneous

Official Website

Intel Pentium Gold 6405U

5

PCIe Version

2.0

PCIe Lanes

12

-

Extended Instruction Set

SSE4.1, SSE4.2

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