Intel Core i7 6800K vs Intel Core i5 11400

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We compared two desktop CPUs: Intel Core i7 6800K with 6 cores 3.4GHz and Intel Core i5 11400 with 6 cores 2.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 6800K 's Advantages

Larger memory bandwidth (76.8GB/s vs 50GB/s)

Higher base frequency (3.4GHz vs 2.6GHz)

Larger L3 cache size (15MB vs 12MB)

Intel Core i5 11400 's Advantages

Released 4 years and 10 months late

Integrated graphics card

Higher specification of memory (DDR4-3200 vs DDR4-2133)

Newer PCIe version (4.0 vs 3.0)

Lower TDP (65W vs 140W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 6800K

951

Intel Core i5 11400 +41%

1343

Cinebench R23 Multi Core

Intel Core i7 6800K

6632

Intel Core i5 11400 +44%

9587

Geekbench 6 Single Core

Intel Core i7 6800K

1363

Intel Core i5 11400 +40%

1915

Geekbench 6 Multi Core

Intel Core i7 6800K

6495

Intel Core i5 11400 +16%

7552

Blender

Intel Core i7 6800K

97

Intel Core i5 11400 +78%

173

Geekbench 5 Single Core

Intel Core i7 6800K

922

Intel Core i5 11400 +63%

1505

Geekbench 5 Multi Core

Intel Core i7 6800K

5537

Intel Core i5 11400 +28%

7090

Passmark CPU Single Core

Intel Core i7 6800K

2269

Intel Core i5 11400 +33%

3031

Passmark CPU Multi Core

Intel Core i7 6800K

10740

Intel Core i5 11400 +58%

16980

Intel Core i7 6800K

VS

Intel Core i5 11400

General Parameters

May 2016

Release Date

Mar 2021

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Broadwell E

Core Architecture

Rocket Lake

i7-6800K

Processor Number

i5-11400

LGA-2011-3

Socket

LGA-1200

N/A

Integrated Graphics

UHD Graphics 730

Package

14 nm

Manufacturing Process

14 nm

LGA-2011-3

Socket

LGA-1200

140 W

Power Consumption

65 W

-

Peak Operating Temperature

100 °C

CPU Performance

6

Performance Cores

6

12

Performance Core Threads

12

3.4 GHz

Performance Core Base Frequency

2.6 GHz

3.6 GHz

Performance Core Turbo Frequency

4.4 GHz

6

Total Core Count

6

12

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

34x

Multiplier

26x

32 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

512 K per core

15 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR4-2133

Memory Types

DDR4-3200

128 GB

Max Memory Size

128 GB

4

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

50 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Base Frequency

300 MHz

-

GPU Max Dynamic Frequency

1300 MHz

-

Shader Units

192

-

Texture Units

48

-

Raster Operation Units

24

-

Execution Units

24

-

Power Consumption

15 W

-

Max Resolution

3840x2160 - 60 Hz

-

Graphics Performance

0.35 TFLOPS

Miscellaneous

Intel Core i7 6800K

Official Website

Intel Core i5 11400

3.0

PCIe Version

4.0

28

PCIe Lanes

20

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