Intel Core i9 9940X vs Intel Core Ultra 7 265KF

VS

Intel Core i9 9940X

Intel Core Ultra 7 265KF

We compared two desktop CPUs: Intel Core i9 9940X with 14 cores 3.3GHz and Intel Core Ultra 7 265KF with 20 cores 3.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core Ultra 7 265KF 's Advantages

Released 6 years late

Higher specification of memory (6400 vs 2666)

Larger memory bandwidth (102.4GB/s vs 85GB/s)

Newer PCIe version (5.0 vs 3.0)

Higher base frequency (3.9GHz vs 3.3GHz)

Larger L3 cache size (30MB vs 20MB)

More modern manufacturing process (3nm vs 14nm)

Lower TDP (125W vs 165W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 9940X

1228

Intel Core Ultra 7 265KF +87%

2308

Cinebench R23 Multi Core

Intel Core i9 9940X

15351

Intel Core Ultra 7 265KF +142%

37273

Geekbench 6 Single Core

Intel Core i9 9940X

1328

Intel Core Ultra 7 265KF +141%

3208

Geekbench 6 Multi Core

Intel Core i9 9940X

9787

Intel Core Ultra 7 265KF +122%

21797

Intel Core i9 9940X

VS

Intel Core Ultra 7 265KF

General Parameters

Oct 2018

Release Date

Oct 2024

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Arrow Lake

i9-9940X

Processor Number

265KF

LGA-2066

Socket

FCLGA-1851

N/A

Integrated Graphics

No

-

Generation

Ultra 7(Arrow Lake)

Package

14 nm

Manufacturing Process

3 nm

165 W

Power Consumption

125 W

-

Max Turbo Power Consumption

250 W

88 °C

Peak Operating Temperature

105 °C

-

Foundry

TSMC

CPU Performance

14

Performance Cores

8

28

Performance Core Threads

8

3.3 GHz

Performance Core Base Frequency

3.9 GHz

4.4 GHz

Performance Core Turbo Frequency

5.4 GHz

-

Efficiency Cores

12

-

Efficiency Core Threads

12

-

Efficiency Core Base Frequency

3.3 GHz

-

Efficiency Core Turbo Frequency

4.6 GHz

14

Total Core Count

20

28

Total Thread Count

20

100 MHz

Bus Frequency

100 MHz

33x

Multiplier

39

64 K per core

L1 Cache

112 K per core

1 MB per core

L2 Cache

3 MB per core

20 MB shared

L3 Cache

30 MB shared

Yes

Unlocked Multiplier

Yes

-

SMP

1

Memory Parameters

DDR4-2666

Memory Types

DDR5-6400

128 GB

Max Memory Size

192 GB

4

Max Memory Channels

2

85 GB/s

Max Memory Bandwidth

102.4 GB/s

No

ECC Memory Support

Yes

Miscellaneous

Intel Core i9 9940X

Official Website

Intel Core Ultra 7 265KF

3.0

PCIe Version

5.0

44

PCIe Lanes

24

SSE4.1, SSE4.2, AVX-2, AVX-512

Extended Instruction Set

-

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