AMD Ryzen 9 8940HX vs AMD Ryzen 9 7945HX — Specifiche, prestazioni, test

Differenze
Specifiche Benchmark (test) Testimonianze

Differenze

Motivi da considerare
AMD Ryzen 9 8940HX

Segnala un bug

Motivi da considerare
AMD Ryzen 9 7945HX

Segnala un bug

Posizione nella classifica generale

(sulla base di diversi parametri di riferimento)

17 posto
Velocità di clock più alta

Intorno a 4% migliore velocità di clock

2.5 GHz 2.4 GHz
Velocità di clock turbo più alta

Intorno a 2 % higher specified turbo frequency

5.4 GHz 5.3 GHz

Posizioni in tutte le classifiche

Posizioni comuni AMD Ryzen 9 7945HX CPU in benchmark popolari, per un confronto con altri modelli.

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

Specifiche

Dati tecnici

AMD Ryzen 9 8940HX

AMD Ryzen 9 7945HX

Famiglia e gruppo di CPU

Informazioni di base sui processori a confronto, serie, generazione e segmento di mercato.

Serie

Ryzen Ryzen
Form Factor

Laptops / Desktops Laptops / Desktops
Segmento

Mobile Mobile
Series

Ryzen 8000 Series Ryzen 7000 Series
Gruppo CPU

- AMD Ryzen 7045
Generazione

- 6

Specifiche tecniche della 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
Core della CPU

16 16
Threads della CPU

32 32
Max. Boost Clock

5.3 GHz 5.4 GHz
Overclock

Sì Sì
Architettura di base

- normal
Core Configuration

- 16x Zen 4
Hyperthreading / SMT

- Sì
Turbo Frequency (1 Core)

- 5.4 GHz

IGPU

La grafica interna non influisce sulle prestazioni della CPU, ma svolge il lavoro della scheda grafica in sua assenza o su dispositivi mobili.

GPU Frequency

2200 MHz 2200 MHz
Nome della GPU

AMD Radeon 610M AMD Radeon 610M
Graphics Cores

2 2
DirectX Version

- 12
Unità di esecuzione

- 2
Generazione

- 9
GPU Turbo

- 2200 MHz
Max. displays

- 3
Max. GPU Memory

- 8 GB
Data di rilascio

- Q3/2022
Shader

- 128
Processo tecnico

- 6 nm

Supporto codec hardware

Codec integrati utilizzati per codificare e decodificare i contenuti. Velocizza notevolmente le operazioni richieste.

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

Specifiche di memoria e PCI

Tipi, quantità di canali di RAM supportati da AMD Ryzen 9 7945HX e AMD Ryzen 9 8940HX. A seconda delle schede madri, possono essere supportate frequenze di memoria più alte o più basse.

Canali di memoria

2 2
Tipo di memoria

DDR5 DDR5
PCIe

PCIe 5.0 PCIe 5.0
ECC

- Sì
Max. Memoria

- 128 GB
Memory Bandwidth

- 83.2 GB/s

Crittografia

AES-NI

- Sì

Consumo di energia

Confrontare i requisiti TDP di 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

Tecnologie ed estensioni

Architettura, interfacce, istruzioni aggiuntive supportate da AMD Ryzen 9 8940HX e AMD Ryzen 9 7945HX, tecnologie per macchine virtuali e tecnologia di processo.

Codename

Dragon Range Dragon Range
L2-Cache

16 MB 16 MB
L3-Cache

64 MB 64 MB
Data di rilascio

2025-04-23 2023-02-28
Presa

FL1 FL1
Processo tecnico

TSMC 5nm FinFET TSMC 5nm FinFET
Architettura

- Dragon Range (Zen 4)
Chip design

- Chiplet
Specifica

- Technical data sheet
Set di istruzioni (ISA)

- x86-64 (64 bit)
Estensioni ISA

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

- Windows 10, Windows 11, Linux
Part Number

- 100-000000870
Virtualizzazione

- AMD-V, SVM

Benchmark (test)

Test di performance 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.