AMD Ryzen 9 3900XT vs Intel Core i7 11700KF

VS

AMD Ryzen 9 3900XT Intel Core i7 11700KF

We compared two desktop CPUs: AMD Ryzen 9 3900XT with 12 cores 3.8GHz and Intel Core i7 11700KF with 8 cores 3.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 3900XT 's Advantages

Higher base frequency (3.8GHz vs 3.6GHz)

Larger L3 cache size (64MB vs 16MB)

Lower TDP (105W vs 125W)

Intel Core i7 11700KF 's Advantages

Released 8 months late

Larger memory bandwidth (50GB/s vs 47.68GB/s)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 3900XT

1352

Intel Core i7 11700KF +17%

1595

Cinebench R23 Multi Core

AMD Ryzen 9 3900XT +22%

18436

Intel Core i7 11700KF

15011

Geekbench 6 Single Core

AMD Ryzen 9 3900XT

1763

Intel Core i7 11700KF +32%

2334

Geekbench 6 Multi Core

AMD Ryzen 9 3900XT +2%

11025

Intel Core i7 11700KF

10758

Cinebench 2024 Single Core

AMD Ryzen 9 3900XT

79

Intel Core i7 11700KF +15%

91

Cinebench 2024 Multi Core

AMD Ryzen 9 3900XT +33%

1074

Intel Core i7 11700KF

806

Blender

AMD Ryzen 9 3900XT +7%

287

Intel Core i7 11700KF

268

Geekbench 5 Single Core

AMD Ryzen 9 3900XT

1311

Intel Core i7 11700KF +30%

1709

Geekbench 5 Multi Core

AMD Ryzen 9 3900XT +23%

12279

Intel Core i7 11700KF

9915

Passmark CPU Single Core

AMD Ryzen 9 3900XT

2769

Intel Core i7 11700KF +22%

3390

Passmark CPU Multi Core

AMD Ryzen 9 3900XT +36%

32856

Intel Core i7 11700KF

24052

AMD Ryzen 9 3900XT

VS

Intel Core i7 11700KF

General Parameters

Jul 2020

Release Date

Mar 2021

Amd

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Zen 2 (Matisse)

Core Architecture

Rocket Lake

-

Processor Number

i7-11700KF

AM4

Socket

LGA-1200

No

Integrated Graphics

No

Package

3.8 billions

Transistor Count

-

7 nm

Manufacturing Process

14 nm

AM4

Socket

LGA-1200

105 W

Power Consumption

125 W

95°C

Peak Operating Temperature

100°C

CPU Performance

12

Performance Cores

8

24

Performance Core Threads

16

3.8 GHz

Performance Core Base Frequency

3.6 GHz

4.7 GHz

Performance Core Turbo Frequency

5 GHz

12

Total Core Count

8

24

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

38x

Multiplier

36x

64 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

512 K per core

64 MB shared

L3 Cache

16 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-3200

Memory Types

DDR4-3200

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

47.68 GB/s

Max Memory Bandwidth

50 GB/s

Yes

ECC Memory Support

No

Miscellaneous

AMD Ryzen 9 3900XT

Official Website

Intel Core i7 11700KF

4.0

PCIe Version

4.0

24

PCIe Lanes

20

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