Intel Core i9 7920X vs Intel Core Ultra 7 265KF

VS

Intel Core i9 7920X

Intel Core Ultra 7 265KF

We compared two desktop CPUs: Intel Core i9 7920X with 12 cores 2.9GHz 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 7 years and 2 months 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 2.9GHz)

Larger L3 cache size (30MB vs 17MB)

More modern manufacturing process (3nm vs 14nm)

Lower TDP (125W vs 140W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i9 7920X

1053

Intel Core Ultra 7 265KF +204%

3208

Geekbench 6 Multi Core

Intel Core i9 7920X

4327

Intel Core Ultra 7 265KF +403%

21797

Intel Core i9 7920X

VS

Intel Core Ultra 7 265KF

General Parameters

Aug 2017

Release Date

Oct 2024

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Arrow Lake

i9-7920X

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

140 W

Power Consumption

125 W

-

Max Turbo Power Consumption

250 W

95 °C

Peak Operating Temperature

105 °C

-

Foundry

TSMC

CPU Performance

12

Performance Cores

8

24

Performance Core Threads

8

2.9 GHz

Performance Core Base Frequency

3.9 GHz

4.3 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

12

Total Core Count

20

24

Total Thread Count

20

100 MHz

Bus Frequency

100 MHz

29x

Multiplier

39

64 K per core

L1 Cache

112 K per core

1 MB per core

L2 Cache

3 MB per core

17 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 7920X

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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