AMD Ryzen 9 7945HX vs AMD Ryzen 9 6900HS

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We compared two laptop CPUs: AMD Ryzen 9 7945HX with 16 cores 2.5GHz and AMD Ryzen 9 6900HS with 8 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 7945HX 's Advantages

Released 1 years late

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

Newer PCIe version (5.0 vs 4.0)

Larger L3 cache size (64MB vs 16MB)

AMD Ryzen 9 6900HS 's Advantages

Better graphics card performance

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

Higher base frequency (3.3GHz vs 2.5GHz)

Lower TDP (35W vs 55W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 7945HX +23%

1963

AMD Ryzen 9 6900HS

1586

Cinebench R23 Multi Core

AMD Ryzen 9 7945HX +163%

34581

AMD Ryzen 9 6900HS

13121

Geekbench 6 Single Core

AMD Ryzen 9 7945HX +46%

2906

AMD Ryzen 9 6900HS

1985

Geekbench 6 Multi Core

AMD Ryzen 9 7945HX +110%

19413

AMD Ryzen 9 6900HS

9206

Blender

AMD Ryzen 9 7945HX +146%

505

AMD Ryzen 9 6900HS

205

Geekbench 5 Single Core

AMD Ryzen 9 7945HX +37%

2095

AMD Ryzen 9 6900HS

1526

Geekbench 5 Multi Core

AMD Ryzen 9 7945HX +112%

19488

AMD Ryzen 9 6900HS

9154

Passmark CPU Single Core

AMD Ryzen 9 7945HX +22%

4076

AMD Ryzen 9 6900HS

3323

Passmark CPU Multi Core

AMD Ryzen 9 7945HX +131%

55213

AMD Ryzen 9 6900HS

23895

AMD Ryzen 9 7945HX

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AMD Ryzen 9 6900HS

General Parameters

Jan 2023

Release Date

Jan 2022

Amd

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Dragon Range)

Core Architecture

Rembrandt

FL1

Socket

FP7

Radeon 610M

Integrated Graphics

Radeon 680M

Package

13.1 billions

Transistor Count

-

5 nm

Manufacturing Process

6 nm

FL1

Socket

FP7

55-75 W

Power Consumption

35 W

100°C

Peak Operating Temperature

95 °C

CPU Performance

16

Performance Cores

8

32

Performance Core Threads

16

2.5 GHz

Performance Core Base Frequency

3.3 GHz

5.4 GHz

Performance Core Turbo Frequency

4.9 GHz

16

Total Core Count

8

32

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

25x

Multiplier

33x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

512 K per core

64 MB shared

L3 Cache

16 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR5-5200

Memory Types

DDR5-5200, LPDDR5-6400

64 GB

Max Memory Size

-

2

Max Memory Channels

4

83.2 GB/s

Max Memory Bandwidth

76.8 GB/s

No

ECC Memory Support

-

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

2000 MHz

2200 MHz

GPU Max Dynamic Frequency

2400 MHz

128

Shader Units

768

8

Texture Units

48

4

Raster Operation Units

32

2

Execution Units

12

15 W

Power Consumption

15 W

0.49 TFLOPS

Graphics Performance

3.686 TFLOPS

Miscellaneous

AMD Ryzen 9 7945HX

Official Website

AMD Ryzen 9 6900HS

5.0

PCIe Version

4.0

28

PCIe Lanes

20

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