Intel Core i5 6600K vs AMD Ryzen 9 7900X3D

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We compared two desktop CPUs: Intel Core i5 6600K with 4 cores 3.5GHz and AMD Ryzen 9 7900X3D with 12 cores 4.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 6600K 's Advantages

Lower TDP (91W vs 120W)

AMD Ryzen 9 7900X3D 's Advantages

Released 7 years and 5 months late

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

Larger memory bandwidth (83.2GB/s vs 34.1GB/s)

Newer PCIe version (5.0 vs 3.0)

Higher base frequency (4.4GHz vs 3.5GHz)

Larger L3 cache size (128MB vs 6MB)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i5 6600K

1043

AMD Ryzen 9 7900X3D +95%

2039

Cinebench R23 Multi Core

Intel Core i5 6600K

3982

AMD Ryzen 9 7900X3D +580%

27084

Geekbench 6 Single Core

Intel Core i5 6600K

1314

AMD Ryzen 9 7900X3D +126%

2971

Geekbench 6 Multi Core

Intel Core i5 6600K

3782

AMD Ryzen 9 7900X3D +378%

18105

Blender

Intel Core i5 6600K

70

AMD Ryzen 9 7900X3D +490%

413

Geekbench 5 Single Core

Intel Core i5 6600K

1125

AMD Ryzen 9 7900X3D +93%

2180

Geekbench 5 Multi Core

Intel Core i5 6600K

3775

AMD Ryzen 9 7900X3D +414%

19407

Passmark CPU Single Core

Intel Core i5 6600K

2320

AMD Ryzen 9 7900X3D +77%

4119

Passmark CPU Multi Core

Intel Core i5 6600K

6289

AMD Ryzen 9 7900X3D +702%

50486

Intel Core i5 6600K

VS

AMD Ryzen 9 7900X3D

General Parameters

Aug 2015

Release Date

Jan 2023

Intel

Manufacturer

Amd

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Zen 4 (Raphael)

i5-6600K

Processor Number

-

LGA-1151

Socket

AM5

HD Graphics 530

Integrated Graphics

Radeon Graphics (Ryzen 7000)

Package

-

Transistor Count

13.1 billions

14 nm

Manufacturing Process

5 nm

LGA-1151

Socket

AM5

91 W

Power Consumption

120 W

-

Max Turbo Power Consumption

162 W

-

Peak Operating Temperature

89°C

CPU Performance

4

Performance Cores

12

4

Performance Core Threads

24

3.5 GHz

Performance Core Base Frequency

4.4 GHz

3.9 GHz

Performance Core Turbo Frequency

5.6 GHz

4

Total Core Count

12

4

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

35x

Multiplier

44x

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

1 MB per core

6 MB shared

L3 Cache

128 MB shared

No

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2133, DDR3L-1600

Memory Types

DDR5-5200

64 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

34.1 GB/s

Max Memory Bandwidth

83.2 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

-

GPU Base Frequency

1500 MHz

1150 MHz

GPU Max Dynamic Frequency

2200 MHz

-

Shader Units

448

-

Texture Units

8

-

Raster Operation Units

4

-

Execution Units

2

-

Power Consumption

15 W

-

Graphics Performance

1.43 TFLOPS

Miscellaneous

Intel Core i5 6600K

Official Website

AMD Ryzen 9 7900X3D

3.0

PCIe Version

5.0

16

PCIe Lanes

28

SSE4.1, SSE4.2, AVX-2

Extended Instruction Set

-

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