AMD Ryzen 9 8940HX vs AMD Ryzen 9 7945HX — Especificações, desempenho, testes

Diferenças
Especificações Benchmarks Testemunhos

Diferenças

Razões a considerar
AMD Ryzen 9 8940HX

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Razões a considerar
AMD Ryzen 9 7945HX

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Lugar na classificação geral

(com base em vários pontos de referência)

17 lugar
Maior velocidade do relógio

Por volta de 4% melhor velocidade do relógio

2.5 GHz 2.4 GHz
Maior velocidade do relógio turbo

Por volta de 2 % higher specified turbo frequency

5.4 GHz 5.3 GHz

Posições em todos os rankings

Posições comuns AMD Ryzen 9 7945HX CPU em padrões de referência populares, para comparação com outros modelos.

Cinebench R23 (Single-Core)

19 place
Cinebench R23 (Multi-Core)

16 place
Cinebench R20 (Single-Core)

18 place
Cinebench R20 (Multi-Core)

13 place
Cinebench R15 (Single-Core)

5 place
Cinebench R15 (Multi-Core)

6 place
Geekbench 5, 64bit (Single-Core)

11 place
Geekbench 5, 64bit (Multi-Core)

26 place
iGPU - FP32 Performance (Single-precision GFLOPS)

663 place
Blender 2.81 (bmw27)

9 place
Estimated results for PassMark CPU Mark

9 place
Geekbench 6 (Single-Core)

6 place
Geekbench 6 (Multi-Core)

8 place

Especificações

Dados técnicos

AMD Ryzen 9 8940HX

AMD Ryzen 9 7945HX

Família e grupo de CPU

Informação de base sobre os processadores a serem comparados, séries, geração e segmento de mercado.

Série

Ryzen Ryzen
Form Factor

Laptops / Desktops Laptops / Desktops
Segmento

Mobile Mobile
Series

Ryzen 8000 Series Ryzen 7000 Series
Grupo CPU

- AMD Ryzen 7045
Geração

- 6

Especificações técnicas da CPU

Core counts, threads, cache and clock modes describe the CPU configuration. Performance depends on the workload and comparable measured results.

Base Frequency

2.4 GHz 2.5 GHz
Núcleos de CPU

16 16
Roscas de CPU

32 32
Max. Boost Clock

5.3 GHz 5.4 GHz
Overclocking

Sim Sim
Arquitectura central

- normal
Core Configuration

- 16x Zen 4
Hyperthreading / SMT

- Sim
Turbo Frequency (1 Core)

- 5.4 GHz

IGPU

A placa gráfica interna não afecta o desempenho da CPU, realiza o trabalho da placa gráfica na sua ausência ou em dispositivos móveis.

GPU Frequency

2200 MHz 2200 MHz
Nome da GPU

AMD Radeon 610M AMD Radeon 610M
Graphics Cores

2 2
DirectX Version

- 12
Unidades de execução

- 2
Geração

- 9
GPU Turbo

- 2200 MHz
Max. displays

- 3
Max. GPU Memory

- 8 GB
Data de lançamento

- Q3/2022
Shader

- 128
Processo técnico

- 6 nm

Suporte de codec de hardware

Codecs incorporados utilizados para codificar e descodificar o conteúdo. Acelera significativamente as operações necessárias.

AV1

- Decode
H.264 / AVC

- Decode / Encode
h265 / HEVC (8 bit)

- Decode / Encode
h265 / HEVC (10 bit)

- Decode / Encode
JPEG

- Decode / Encode
VC-1

- Decode
VP8

- Decode / Encode
VP9

- Decode / Encode

Especificações de memória & PCI

Tipos, quantidade de canais de RAM suportados por AMD Ryzen 9 7945HX e AMD Ryzen 9 8940HX. Dependendo das placas-mãe, podem ser suportadas frequências de memória mais altas ou mais baixas.

Canais de memória

2 2
Tipo de memória

DDR5 DDR5
PCIe

PCIe 5.0 PCIe 5.0
ECC

- Sim
Máx. Memória

- 128 GB
Memory Bandwidth

- 83.2 GB/s

Criptografia

AES-NI

- Sim

Consumo de energia

Comparar os requisitos de TDP do TDP AMD Ryzen 9 8940HX e AMD Ryzen 9 7945HX Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

Configurable TDP

55-75 W 55-75 W
Default TDP

55 W 55 W
Maximum Operating Temperature

100 °C 100 °C
TDP (PL1 / PBP, legacy combined label)

- 55 W
TDP up

- 75 W

Tecnologias e extensões

Arquitectura, interfaces, instruções adicionais suportadas por AMD Ryzen 9 8940HX e AMD Ryzen 9 7945HX, tecnologias de máquinas virtuais e tecnologia de processos.

Codename

Dragon Range Dragon Range
Кеш L2

16 MB 16 MB
Кеш L3

64 MB 64 MB
Data de lançamento

2025-04-23 2023-02-28
Socket

FL1 FL1
Processo técnico

TSMC 5nm FinFET TSMC 5nm FinFET
Arquitectura

- Dragon Range (Zen 4)
Chip design

- Chiplet
Documentos

- Technical data sheet
Conjunto de instruções (ISA)

- x86-64 (64 bit)
Extensões ISA

- SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512
Operating systems

- Windows 10, Windows 11, Linux
Part Number

- 100-000000870
Virtualização

- AMD-V, SVM

Benchmarks

Testes de desempenho CPUs

Shared tests with results for both models: 2

Blender Cycles

Each row uses one Blender version, operating system and compute backend.

Test and settings	AMD Ryzen 9 8940HX	AMD Ryzen 9 7945HX	Result difference¹
Blender 5.2.0 / CPU / Windows	486.779796 samples/min Submissions: 14	473.887987 samples/min Submissions: 6	-2.6 %
Blender 5.1.1 / CPU / Windows	467.137226 samples/min Submissions: 10	500.99351 samples/min Submissions: 5	+7.2 %

¹ Difference of the second result relative to the first in that row. No percentage is calculated for different upscaling algorithms. This compares published results, not a universal performance index.

Individual model tests

These results have no shared test of both models with the same version and settings. They are shown separately without a percentage difference.

AMD Ryzen 9 8940HX

Blender 5.1.0 / CPU / Windows 444.767794 samples/min

AMD Ryzen 9 7945HX

Blender 5.1.1 / CPU / Linux 537.819855 samples/min

Individual system tests

Results were obtained on the reported systems. Test versions and settings remain separate; incomplete conditions do not support calculated model performance differences.

Cinebench 2024 / multiple threads

Model	Result	Reported conditions
AMD Ryzen 9 7945HX	1828 points	System: Minisforum BD790i CPU / power label: R9 7945HX 100 W / 100 W Graphics: Radeon 610M RAM: 64 GB Exact test build and complete conditions are unreported; no ranking position.

Cinebench 2024 / single thread

Model	Result	Reported conditions
AMD Ryzen 9 7945HX	114 points	System: Minisforum BD790i CPU / power label: R9 7945HX 100 W / 100 W Graphics: Radeon 610M RAM: 64 GB Exact test build and complete conditions are unreported; no ranking position.

RandomX / XMRig 6.26.0 / 10M / 32 threads / windows

Model	Result	Reported conditions
AMD Ryzen 9 7945HX	20817.46002 H/s	RandomX / XMRig 6.26.0 / 10M / 32 threads / windows System RAM: 32 GB OS: Windows NT 10.0 Duration: 480.366 s User-submitted run; tuning and power settings are incomplete.

Cinebench R23 / multiple threads

Model	Result	Reported conditions
AMD Ryzen 9 7945HX	33459 points	System: Minisforum BD790i CPU / power label: R9 7945HX 100 W / 100 W Graphics: Radeon 610M RAM: 64 GB Exact test build and complete conditions are unreported; no ranking position.

Cinebench R23 / single thread

Model	Result	Reported conditions
AMD Ryzen 9 7945HX	1942 points	System: Minisforum BD790i CPU / power label: R9 7945HX 100 W / 100 W Graphics: Radeon 610M RAM: 64 GB Exact test build and complete conditions are unreported; no ranking position.

Cinebench R20 / multiple threads

Model	Result	Reported conditions
AMD Ryzen 9 7945HX	13057 points	System: Minisforum BD790i CPU / power label: R9 7945HX 100 W / 100 W Graphics: Radeon 610M RAM: 64 GB Exact test build and complete conditions are unreported; no ranking position.

Cinebench R20 / single thread

Model	Result	Reported conditions
AMD Ryzen 9 7945HX	760 points	System: Minisforum BD790i CPU / power label: R9 7945HX 100 W / 100 W Graphics: Radeon 610M RAM: 64 GB Exact test build and complete conditions are unreported; no ranking position.

Cinebench R15 / multiple threads

Model	Result	Reported conditions
AMD Ryzen 9 7945HX	5289 points	System: Minisforum BD790i CPU / power label: R9 7945HX 100 W / 100 W Graphics: Radeon 610M RAM: 64 GB Exact test build and complete conditions are unreported; no ranking position.

Cinebench R15 / single thread

Model	Result	Reported conditions
AMD Ryzen 9 7945HX	311 points	System: Minisforum BD790i CPU / power label: R9 7945HX 100 W / 100 W Graphics: Radeon 610M RAM: 64 GB Exact test build and complete conditions are unreported; no ranking position.