CPU Comparison

Intel Core i5 8400

6C / 6T

2.8 - 4 GHz

TDP: 65W

View full specs

Intel Core i5 9600K

6C / 6T

3.7 - 4.6 GHz

TDP: 95W

View full specs

Benchmark Scores

C23

Cinebench R23 (Single-Core)

Intel Core i5 84001,021

Intel Core i5 9600K1,187

Difference: 16.3% (Intel faster)

C23

Cinebench R23 (Multi-Core)

Intel Core i5 84005,804

Intel Core i5 9600K6,596

Difference: 13.6% (Intel faster)

C20

Cinebench R20 (Multi-Core)

Intel Core i5 84002,291

Intel Core i5 9600K2,624

Difference: 14.5% (Intel faster)

Geekbench 6 (Single-Core)

Intel Core i5 84001,298

Intel Core i5 9600K1,566

Difference: 20.6% (Intel faster)

Geekbench 6 (Multi-Core)

Intel Core i5 84004,677

Intel Core i5 9600K6,338

Difference: 35.5% (Intel faster)

Geekbench 5 (Single-Core)

Intel Core i5 84001,032

Intel Core i5 9600K1,198

Difference: 16.1% (Intel faster)

Geekbench 5 (Multi-Core)

Intel Core i5 84004,611

Intel Core i5 9600K5,650

Difference: 22.5% (Intel faster)

PassMark (Single-Core)

Intel Core i5 84002,387

Intel Core i5 9600K2,738

Difference: 14.7% (Intel faster)

PassMark (Multi-Core)

Intel Core i5 84009,214

Intel Core i5 9600K10,716

Difference: 16.3% (Intel faster)

Specifications

Cores

Threads

2.8 GHz

Base Frequency

3.7 GHz

4 GHz

Boost Frequency

4.6 GHz

65 W

TDP

95 W

LGA-1151

Socket

LGA-1151

Coffee Lake

Architecture

Coffee Lake

14nm

Manufacturing

14nm

2017

Release Year

2018

9MB shared

L3 Cache

9MB shared

DDR4-2666

Memory Support

DDR4-2666

128GB

Max Memory

128GB

PCIe Version

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