Intel Core i7 6850K vs AMD Ryzen 5 8400F

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We compared two desktop CPUs: Intel Core i7 6850K with 6 cores 3.6GHz and AMD Ryzen 5 8400F with 6 cores 4.2GHz . 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 7 years and 11 months late

Higher specification of memory (DDR5-5200 vs DDR4-2133)

Larger memory bandwidth (83.2GB/s vs 76.8GB/s)

Newer PCIe version (4 vs 3.0)

Higher base frequency (4.2GHz vs 3.6GHz)

Larger L3 cache size (16MB vs 15MB)

Lower TDP (65W vs 140W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 6850K

979

AMD Ryzen 5 8400F +72%

1691

Cinebench R23 Multi Core

Intel Core i7 6850K

7282

AMD Ryzen 5 8400F +83%

13361

Intel Core i7 6850K

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AMD Ryzen 5 8400F

General Parameters

May 2016

Release Date

Apr 2024

Intel

Manufacturer

AMD

Desktop

Type

Desktop

x86-64

Instruction Set

-

Broadwell E

Core Architecture

Phoenix

i7-6850K

Processor Number

-

LGA-2011-3

Socket

AMD Socket AM5

N/A

Integrated Graphics

N/A

-

Generation

Ryzen 5 (Zen 4 (Phoenix))

Package

-

Transistor Count

25 billions

14 nm

Manufacturing Process

4 nm

LGA-2011-3

Socket

AMD Socket AM5

140 W

Power Consumption

65 W

-

Foundry

TSMC

-

Die Size

178 mm²

-

Package

FC-LGA1718

CPU Performance

6

Performance Cores

-

12

Performance Core Threads

-

3.6 GHz

Performance Core Base Frequency

4.2 GHz

3.8 GHz

Performance Core Turbo Frequency

4.7 GHz

6

Total Core Count

6

12

Total Thread Count

12

-

Bus Frequency

100 MHz

36x

Multiplier

42.0

32 K per core

L1 Cache

64 KB per core

256 K per core

L2 Cache

1 MB per core

15 MB shared

L3 Cache

16 MB

No

Unlocked Multiplier

Yes

-

SMP

1

Memory Parameters

DDR4-2133

Memory Types

DDR5-5200

128 GB

Max Memory Size

256 GB

4

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

83.2 GB/s

No

ECC Memory Support

No

Miscellaneous

Intel Core i7 6850K

Official Website

AMD Ryzen 5 8400F

3.0

PCIe Version

4

40

PCIe Lanes

20

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