AMD Ryzen 9 3900XT vs Intel Core i7 12700F

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We compared two desktop CPUs: AMD Ryzen 9 3900XT with 12 cores 3.8GHz and Intel Core i7 12700F with 12 cores 2.1GHz . 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 2.1GHz)

Larger L3 cache size (64MB vs 25MB)

Intel Core i7 12700F 's Advantages

Released 1 years and 6 months late

Higher specification of memory (DDR5-4800 vs DDR4-3200)

Larger memory bandwidth (76.8GB/s vs 47.68GB/s)

Newer PCIe version (5.0 vs 4.0)

Lower TDP (65W vs 105W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 3900XT

1352

Intel Core i7 12700F +39%

1885

Cinebench R23 Multi Core

AMD Ryzen 9 3900XT

18436

Intel Core i7 12700F +7%

19795

Geekbench 6 Single Core

AMD Ryzen 9 3900XT

1763

Intel Core i7 12700F +38%

2446

Geekbench 6 Multi Core

AMD Ryzen 9 3900XT

11025

Intel Core i7 12700F +15%

12755

Cinebench 2024 Single Core

AMD Ryzen 9 3900XT

79

Intel Core i7 12700F +39%

110

Cinebench 2024 Multi Core

AMD Ryzen 9 3900XT +6%

1074

Intel Core i7 12700F

1004

Blender

AMD Ryzen 9 3900XT

287

Intel Core i7 12700F +20%

345

Geekbench 5 Single Core

AMD Ryzen 9 3900XT

1311

Intel Core i7 12700F +29%

1703

Geekbench 5 Multi Core

AMD Ryzen 9 3900XT

12279

Intel Core i7 12700F

12395

Passmark CPU Single Core

AMD Ryzen 9 3900XT

2769

Intel Core i7 12700F +40%

3882

Passmark CPU Multi Core

AMD Ryzen 9 3900XT +7%

32856

Intel Core i7 12700F

30652

AMD Ryzen 9 3900XT

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Intel Core i7 12700F

General Parameters

Jul 2020

Release Date

Jan 2022

Amd

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Zen 2 (Matisse)

Core Architecture

Alder Lake

-

Processor Number

i7-12700F

AM4

Socket

LGA-1700

No

Integrated Graphics

No

Package

3.8 billions

Transistor Count

-

7 nm

Manufacturing Process

10 nm

AM4

Socket

LGA-1700

105 W

Power Consumption

65 W

-

Max Turbo Power Consumption

180 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

2.1 GHz

4.7 GHz

Performance Core Turbo Frequency

4.8 GHz

-

Efficiency Cores

4

-

Efficiency Core Threads

4

-

Efficiency Core Base Frequency

1.6 GHz

-

Efficiency Core Turbo Frequency

3.6 GHz

12

Total Core Count

12

24

Total Thread Count

20

100 MHz

Bus Frequency

100 MHz

38x

Multiplier

21x

64 K per core

L1 Cache

80 K per core

512 K per core

L2 Cache

12 MB shared

64 MB shared

L3 Cache

25 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR4-3200

Memory Types

DDR5-4800, DDR4-3200

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

47.68 GB/s

Max Memory Bandwidth

76.8 GB/s

Yes

ECC Memory Support

No

Miscellaneous

AMD Ryzen 9 3900XT

Official Website

Intel Core i7 12700F

4.0

PCIe Version

5.0

24

PCIe Lanes

20

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