AMD Ryzen 7 5800 vs Intel Core i7 6900K

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We compared two desktop CPUs: AMD Ryzen 7 5800 with 8 cores 3.4GHz and Intel Core i7 6900K with 8 cores 3.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 5800 's Advantages

Released 4 years and 8 months late

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

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (3.4GHz vs 3.2GHz)

Larger L3 cache size (32MB vs 20MB)

Lower TDP (65W vs 140W)

Intel Core i7 6900K 's Advantages

Larger memory bandwidth (76.8GB/s vs 51.2GB/s)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 5800 +36%

1574

Intel Core i7 6900K

1151

Cinebench R23 Multi Core

AMD Ryzen 7 5800 +23%

14016

Intel Core i7 6900K

11326

Geekbench 6 Single Core

AMD Ryzen 7 5800 +59%

2051

Intel Core i7 6900K

1286

Geekbench 6 Multi Core

AMD Ryzen 7 5800 +27%

9507

Intel Core i7 6900K

7470

Blender

AMD Ryzen 7 5800 +58%

208

Intel Core i7 6900K

131

Geekbench 5 Single Core

AMD Ryzen 7 5800 +72%

1658

Intel Core i7 6900K

961

Geekbench 5 Multi Core

AMD Ryzen 7 5800 +28%

9390

Intel Core i7 6900K

7327

Passmark CPU Single Core

AMD Ryzen 7 5800 +46%

3388

Intel Core i7 6900K

2310

Passmark CPU Multi Core

AMD Ryzen 7 5800 +81%

25830

Intel Core i7 6900K

14258

AMD Ryzen 7 5800

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Intel Core i7 6900K

General Parameters

Jan 2021

Release Date

May 2016

AMD

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Vermeer

Core Architecture

Broadwell E

-

Processor Number

i7-6900K

AM4

Socket

LGA-2011-3

N/A

Integrated Graphics

N/A

Package

7 nm

Manufacturing Process

14 nm

AM4

Socket

LGA-2011-3

65 W

Power Consumption

140 W

95 °C

Peak Operating Temperature

-

CPU Performance

8

Performance Cores

8

16

Performance Core Threads

16

3.4 GHz

Performance Core Base Frequency

3.2 GHz

4.6 GHz

Performance Core Turbo Frequency

3.7 GHz

8

Total Core Count

8

16

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

34x

Multiplier

32x

64 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

256 K per core

32 MB shared

L3 Cache

20 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR4-3200

Memory Types

DDR4-2133

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

4

51.2 GB/s

Max Memory Bandwidth

76.8 GB/s

Yes

ECC Memory Support

No

Miscellaneous

AMD Ryzen 7 5800

Official Website

Intel Core i7 6900K

4.0

PCIe Version

3.0

20

PCIe Lanes

40

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