AMD Ryzen 5 8400F vs AMD Ryzen 9 9900X

VS

AMD Ryzen 5 8400F

AMD Ryzen 9 9900X

We compared two desktop CPUs: AMD Ryzen 5 8400F with 6 cores 4.2GHz and AMD Ryzen 9 9900X with 12 cores 4.4GHz . 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

Lower TDP (65W vs 120W)

AMD Ryzen 9 9900X 's Advantages

Integrated graphics card

Higher specification of memory (5600 vs 5200)

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

Newer PCIe version (5.0 vs 4.0)

Higher base frequency (4.4GHz vs 4.2GHz)

Larger L3 cache size (64MB vs 16MB)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 5 8400F

1691

AMD Ryzen 9 9900X +31%

2232

Cinebench R23 Multi Core

AMD Ryzen 5 8400F

13361

AMD Ryzen 9 9900X +144%

32626

Geekbench 6 Single Core

AMD Ryzen 5 8400F

2500

AMD Ryzen 9 9900X +33%

3342

Geekbench 6 Multi Core

AMD Ryzen 5 8400F

10760

AMD Ryzen 9 9900X +81%

19527

Passmark CPU Single Core

AMD Ryzen 5 8400F

3553

AMD Ryzen 9 9900X +30%

4648

Passmark CPU Multi Core

AMD Ryzen 5 8400F

23127

AMD Ryzen 9 9900X +132%

53832

AMD Ryzen 5 8400F

VS

AMD Ryzen 9 9900X

General Parameters

May 2024

Release Date

Jun 2024

Amd

Manufacturer

Amd

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Zen 4 (Phoenix)

Core Architecture

Zen 5 (Granite Ridge)

AM5

Socket

AM5

No

Integrated Graphics

Radeon Graphics

Ryzen 5 (Zen 4 (Phoenix))

Generation

Ryzen 9 (Zen 5 (Granite Ridge))

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

4 nm

45-65 W

Power Consumption

120 W

95 °C

Peak Operating Temperature

95 °C

TSMC

Foundry

TSMC

178 mm²

Die Size

-

I/O Process Size

6 nm

CPU Performance

6

Performance Cores

12

Performance Core Threads

24

4.2 GHz

Performance Core Base Frequency

4.4 GHz

4.7 GHz

Performance Core Turbo Frequency

5.6 GHz

6

Total Core Count

12

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

42

Multiplier

44x

64 K per core

L1 Cache

80 K per core

1 MB per core

L2 Cache

1 MB per core

16 MB shared

L3 Cache

64 MB shared

Yes

Unlocked Multiplier

Yes

1

SMP

1

Memory Parameters

DDR5-5200

Memory Types

DDR5-5600

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

MHz

-

GPU Max Dynamic Frequency

2200 MHz

-

Execution Units

2

Miscellaneous

AMD Ryzen 5 8400F

Official Website

AMD Ryzen 9 9900X

4.0

PCIe Version

5.0

20

PCIe Lanes

28

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