AMD Ryzen 7 6800HS vs AMD Ryzen 9 7900

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We compared two desktop CPUs: AMD Ryzen 7 6800HS with 8 cores 3.2GHz and AMD Ryzen 9 7900 with 12 cores 3.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 6800HS 's Advantages

Better graphics card performance

Higher specification of memory (LPDDR5-6400 vs DDR5-5200)

Lower TDP (35W vs 65W)

AMD Ryzen 9 7900 's Advantages

Released 1 years late

Larger memory bandwidth (83.2GB/s vs 76.8GB/s)

Newer PCIe version (5.0 vs 4.0)

Higher base frequency (3.7GHz vs 3.2GHz)

Larger L3 cache size (64MB vs 16MB)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 6800HS

1496

AMD Ryzen 9 7900 +35%

2034

Cinebench R23 Multi Core

AMD Ryzen 7 6800HS

12603

AMD Ryzen 9 7900 +132%

29358

Geekbench 6 Single Core

AMD Ryzen 7 6800HS

1897

AMD Ryzen 9 7900 +55%

2954

Geekbench 6 Multi Core

AMD Ryzen 7 6800HS

8834

AMD Ryzen 9 7900 +99%

17582

Blender

AMD Ryzen 7 6800HS

195

AMD Ryzen 9 7900 +154%

496

Geekbench 5 Single Core

AMD Ryzen 7 6800HS

1503

AMD Ryzen 9 7900 +42%

2148

Geekbench 5 Multi Core

AMD Ryzen 7 6800HS

8842

AMD Ryzen 9 7900 +103%

17950

Passmark CPU Single Core

AMD Ryzen 7 6800HS

3162

AMD Ryzen 9 7900 +31%

4157

Passmark CPU Multi Core

AMD Ryzen 7 6800HS

22804

AMD Ryzen 9 7900 +114%

48850

AMD Ryzen 7 6800HS

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AMD Ryzen 9 7900

General Parameters

Jan 2022

Release Date

Jan 2023

AMD

Manufacturer

Amd

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Rembrandt

Core Architecture

Zen 4 (Raphael)

FP7

Socket

AM5

Radeon 680M

Integrated Graphics

Radeon Graphics (Ryzen 7000)

Package

-

Transistor Count

13.1 billions

6 nm

Manufacturing Process

5 nm

FP7

Socket

AM5

35 W

Power Consumption

65 W

-

Max Turbo Power Consumption

142 W

95 °C

Peak Operating Temperature

95°C

CPU Performance

8

Performance Cores

12

16

Performance Core Threads

24

3.2 GHz

Performance Core Base Frequency

3.7 GHz

4.7 GHz

Performance Core Turbo Frequency

5.4 GHz

8

Total Core Count

12

16

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

32x

Multiplier

37x

64 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

1 MB per core

16 MB shared

L3 Cache

64 MB shared

No

Unlocked Multiplier

Yes

Memory Parameters

DDR5-4800, LPDDR5-6400

Memory Types

DDR5-5200

-

Max Memory Size

128 GB

4

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

83.2 GB/s

-

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

2000 MHz

GPU Base Frequency

1500 MHz

2200 MHz

GPU Max Dynamic Frequency

2200 MHz

768

Shader Units

448

48

Texture Units

8

32

Raster Operation Units

4

12

Execution Units

2

15 W

Power Consumption

15 W

3.686 TFLOPS

Graphics Performance

1.43 TFLOPS

Miscellaneous

AMD Ryzen 7 6800HS

Official Website

AMD Ryzen 9 7900

4.0

PCIe Version

5.0

20

PCIe Lanes

28

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