AMD Ryzen 9 5900H vs AMD Ryzen 5 6600H

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We compared two laptop CPUs: AMD Ryzen 9 5900H with 8 cores 3.3GHz and AMD Ryzen 5 6600H with 6 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 5 6600H 's Advantages

Released 9 months late

Higher specification of memory (LPDDR5-6400 vs LPDDR4-4266)

Larger memory bandwidth (76.8GB/s vs 68.27GB/s)

Newer PCIe version (4.0 vs 3.0)

More modern manufacturing process (6nm vs 7nm)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 5900H

1466

AMD Ryzen 5 6600H

1463

Cinebench R23 Multi Core

AMD Ryzen 9 5900H +25%

12815

AMD Ryzen 5 6600H

10228

Geekbench 6 Single Core

AMD Ryzen 9 5900H +51%

2034

AMD Ryzen 5 6600H

1340

Geekbench 6 Multi Core

AMD Ryzen 9 5900H +56%

7376

AMD Ryzen 5 6600H

4715

Geekbench 5 Single Core

AMD Ryzen 9 5900H +6%

1528

AMD Ryzen 5 6600H

1438

Geekbench 5 Multi Core

AMD Ryzen 9 5900H +9%

8790

AMD Ryzen 5 6600H

8046

Passmark CPU Single Core

AMD Ryzen 9 5900H +2%

3308

AMD Ryzen 5 6600H

3229

Passmark CPU Multi Core

AMD Ryzen 9 5900H +10%

20753

AMD Ryzen 5 6600H

18774

AMD Ryzen 9 5900H

VS

AMD Ryzen 5 6600H

General Parameters

Apr 2021

Release Date

Jan 2022

AMD

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Cezanne

Core Architecture

Rembrandt

FP6

Socket

FP7

Radeon RX Vega 8

Integrated Graphics

Radeon 660M

Package

7 nm

Manufacturing Process

6 nm

FP6

Socket

FP7

45 W

Power Consumption

45 W

105 °C

Peak Operating Temperature

95 °C

CPU Performance

8

Performance Cores

6

16

Performance Core Threads

12

3.3 GHz

Performance Core Base Frequency

3.3 GHz

4.6 GHz

Performance Core Turbo Frequency

4.5 GHz

8

Total Core Count

6

16

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

33x

Multiplier

33x

64 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

512 K per core

16 MB shared

L3 Cache

16 MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR4-3200, LPDDR4-4266

Memory Types

DDR5-4800, LPDDR5-6400

64 GB

Max Memory Size

-

2

Max Memory Channels

4

68.27 GB/s

Max Memory Bandwidth

76.8 GB/s

Yes

ECC Memory Support

-

Graphics Card Parameters

true

Integrated Graphics

true

-

GPU Base Frequency

1500 MHz

1750 MHz

GPU Max Dynamic Frequency

1900 MHz

512

Shader Units

384

32

Texture Units

24

8

Raster Operation Units

16

-

Execution Units

6

15 W

Power Consumption

15 W

-

Graphics Performance

1.46 TFLOPS

Miscellaneous

-

Official Website

AMD Ryzen 5 6600H

3.0

PCIe Version

4.0

16

PCIe Lanes

20

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