AMD Ryzen 9 3900X vs Intel Core Ultra 7 265K

VS

AMD Ryzen 9 3900X

Intel Core Ultra 7 265K

We compared two desktop CPUs: AMD Ryzen 9 3900X with 12 cores 3.8GHz and Intel Core Ultra 7 265K with 20 cores 3.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 3900X 's Advantages

Larger L3 cache size (64MB vs 30MB)

Lower TDP (105W vs 125W)

Intel Core Ultra 7 265K 's Advantages

Released 5 years and 3 months late

Integrated graphics card

Higher specification of memory (6400 vs 3200)

Larger memory bandwidth (102.4GB/s vs 47.68GB/s)

Newer PCIe version (5.0 vs 4.0)

Higher base frequency (3.9GHz vs 3.8GHz)

More modern manufacturing process (3nm vs 7nm)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 3900X

1306

Intel Core Ultra 7 265K +76%

2304

Cinebench R23 Multi Core

AMD Ryzen 9 3900X

18454

Intel Core Ultra 7 265K +96%

36335

Geekbench 6 Single Core

AMD Ryzen 9 3900X

1842

Intel Core Ultra 7 265K +71%

3156

Geekbench 6 Multi Core

AMD Ryzen 9 3900X

11715

Intel Core Ultra 7 265K +82%

21364

Cinebench 2024 Single Core

AMD Ryzen 9 3900X

78

Intel Core Ultra 7 265K +84%

144

Cinebench 2024 Multi Core

AMD Ryzen 9 3900X

1068

Intel Core Ultra 7 265K +101%

2156

AMD Ryzen 9 3900X

VS

Intel Core Ultra 7 265K

General Parameters

Jul 2019

Release Date

Oct 2024

AMD

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Zen 2

Core Architecture

Arrow Lake

-

Processor Number

265K

AM4

Socket

FCLGA-1851

N/A

Integrated Graphics

Arc Xe2 (Arrow Lake-S)

-

Generation

Ultra 7(Arrow Lake)

Package

3.8 billions

Transistor Count

-

7 nm

Manufacturing Process

3 nm

105 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

3.8 GHz

Performance Core Base Frequency

3.9 GHz

4.6 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

38x

Multiplier

39

64 K per core

L1 Cache

112 K per core

512 K per core

L2 Cache

3 MB per core

64 MB shared

L3 Cache

30 MB shared

Yes

Unlocked Multiplier

Yes

-

SMP

1

Memory Parameters

DDR4-3200

Memory Types

DDR5-6400

128 GB

Max Memory Size

192 GB

2

Max Memory Channels

2

47.68 GB/s

Max Memory Bandwidth

102.4 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Base Frequency

300 MHz

-

GPU Max Dynamic Frequency

2000 MHz

-

Shader Units

512

-

Texture Units

16

-

Raster Operation Units

8

-

Execution Units

64

-

Graphics Performance

2.05 TFLOPS

Miscellaneous

AMD Ryzen 9 3900X

Official Website

Intel Core Ultra 7 265K

4.0

PCIe Version

5.0

16

PCIe Lanes

24

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