AMD Ryzen 5 8400F vs AMD Ryzen 7 3800X

VS

AMD Ryzen 5 8400F

AMD Ryzen 7 3800X

We compared two desktop CPUs: AMD Ryzen 5 8400F with 6 cores 4.2GHz and AMD Ryzen 7 3800X with 8 cores 3.9GHz . 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 4 years and 10 months late

Higher specification of memory (5200 vs 3200)

Larger memory bandwidth (83.2GB/s vs 47.68GB/s)

Higher base frequency (4.2GHz vs 3.9GHz)

More modern manufacturing process (4nm vs 7nm)

Lower TDP (65W vs 105W)

AMD Ryzen 7 3800X 's Advantages

Larger L3 cache size (32MB vs 16MB)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 5 8400F +26%

1691

AMD Ryzen 7 3800X

1340

Cinebench R23 Multi Core

AMD Ryzen 5 8400F

13361

AMD Ryzen 7 3800X +3%

13812

Geekbench 6 Single Core

AMD Ryzen 5 8400F +43%

2500

AMD Ryzen 7 3800X

1743

Geekbench 6 Multi Core

AMD Ryzen 5 8400F +24%

10760

AMD Ryzen 7 3800X

8625

Passmark CPU Single Core

AMD Ryzen 5 8400F +31%

3553

AMD Ryzen 7 3800X

2695

Passmark CPU Multi Core

AMD Ryzen 5 8400F

23127

AMD Ryzen 7 3800X +1%

23418

AMD Ryzen 5 8400F

VS

AMD Ryzen 7 3800X

General Parameters

May 2024

Release Date

Jul 2019

Amd

Manufacturer

Amd

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Zen 4 (Phoenix)

Core Architecture

Zen 2

AM5

Socket

AM4

No

Integrated Graphics

No

Ryzen 5 (Zen 4 (Phoenix))

Generation

-

Package

25 billions

Transistor Count

3.8 billions

4 nm

Manufacturing Process

7 nm

45-65 W

Power Consumption

105 W

95 °C

Peak Operating Temperature

95°C

TSMC

Foundry

-

178 mm²

Die Size

-

CPU Performance

6

Performance Cores

8

12

Performance Core Threads

16

4.2 GHz

Performance Core Base Frequency

3.9 GHz

4.7 GHz

Performance Core Turbo Frequency

4.5 GHz

6

Total Core Count

8

12

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

42

Multiplier

39x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

512 K per core

16 MB shared

L3 Cache

32 MB shared

Yes

Unlocked Multiplier

Yes

1

SMP

-

Memory Parameters

DDR5-5200

Memory Types

DDR4-3200

256 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

83.2 GB/s

Max Memory Bandwidth

47.68 GB/s

No

ECC Memory Support

Yes

Miscellaneous

AMD Ryzen 5 8400F

Official Website

AMD Ryzen 7 3800X

4.0

PCIe Version

4.0

20

PCIe Lanes

16

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