AMD Ryzen 5 8400F vs Intel Core i9 14900K

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We compared two desktop CPUs: AMD Ryzen 5 8400F with 6 cores 4.2GHz and Intel Core i9 14900K with 24 cores 3.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 5 8400F 's Advantages

Released 6 months late

Higher base frequency (4.2GHz vs 3.2GHz)

Lower TDP (65W vs 125W)

Intel Core i9 14900K 's Advantages

Integrated graphics card

Higher specification of memory (DDR5-5600 vs DDR5-5200)

Larger memory bandwidth (89.6GB/s vs 83.2GB/s)

Newer PCIe version (5.0 vs 4)

Larger L3 cache size (36MB vs 16MB)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 5 8400F

1691

Intel Core i9 14900K +39%

2358

Cinebench R23 Multi Core

AMD Ryzen 5 8400F

13361

Intel Core i9 14900K +188%

38497

AMD Ryzen 5 8400F

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Intel Core i9 14900K

General Parameters

Apr 2024

Release Date

Oct 2023

AMD

Manufacturer

Intel

Desktop

Type

Desktop

-

Instruction Set

x86-64

Phoenix

Core Architecture

Raptor Lake Refresh

-

Processor Number

i9-14900K

AMD Socket AM5

Socket

LGA-1700

N/A

Integrated Graphics

UHD Graphics 770

Ryzen 5 (Zen 4 (Phoenix))

Generation

Core i9 (Raptor Lake Refresh)

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

10 nm

AMD Socket AM5

Socket

LGA-1700

65 W

Power Consumption

125 W

-

Max Turbo Power Consumption

253 W

-

Peak Operating Temperature

100°C

TSMC

Foundry

Intel

178 mm²

Die Size

257 mm²

FC-LGA1718

Package

FC-LGA16A

CPU Performance

-

Performance Cores

8

-

Performance Core Threads

16

4.2 GHz

Performance Core Base Frequency

3.2 GHz

4.7 GHz

Performance Core Turbo Frequency

6 GHz

-

Efficiency Cores

16

-

Efficiency Core Threads

16

-

Efficiency Core Base Frequency

2.4 GHz

-

Efficiency Core Turbo Frequency

4.4 GHz

6

Total Core Count

24

12

Total Thread Count

32

100 MHz

Bus Frequency

100 MHz

42.0

Multiplier

32x

64 KB per core

L1 Cache

80 K per core

1 MB per core

L2 Cache

2 MB per core

16 MB

L3 Cache

36 MB shared

Yes

Unlocked Multiplier

Yes

1

SMP

1

Memory Parameters

DDR5-5200

Memory Types

DDR5-5600, DDR4-3200

256 GB

Max Memory Size

192 GB

2

Max Memory Channels

2

83.2 GB/s

Max Memory Bandwidth

89.6 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Base Frequency

300 MHz

-

GPU Max Dynamic Frequency

1650 MHz

-

Shader Units

256

-

Texture Units

16

-

Raster Operation Units

8

-

Execution Units

32

-

Power Consumption

15 W

-

Graphics Performance

0.78 TFLOPS

Miscellaneous

AMD Ryzen 5 8400F

Official Website

Intel Core i9 14900K

4

PCIe Version

5.0

20

PCIe Lanes

20

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