AMD Ryzen 9 8940HX vs Intel Core i9-14900K — Spécifications, performances, tests

Differences
Spécifications Benchmarks Témoignages

Differences

Raisons de considérer
AMD Ryzen 9 8940HX

Signaler un bogue

Lower stated TDP / base power

Power limits alone do not measure performance per watt.

55 W 125 W

Raisons de considérer
Intel Core i9-14900K

Signaler un bogue

Vitesse d'horloge plus élevée

Autour de 33% une meilleure vitesse d'horloge

3.20 GHz 2.4 GHz
Plus grand nombre de cœurs

8 more cores

24 16
Vitesse d'horloge turbo plus élevée

Autour de 13 % higher specified turbo frequency

6.00 GHz 5.3 GHz

Spécifications

Données techniques

AMD Ryzen 9 8940HX

Intel Core i9-14900K

CPU famille et groupe

Informations générales sur les processeurs comparés, la série, la génération et le segment de marché.

Série

Ryzen Intel Core i (14th Gen)
Form Factor

Laptops / Desktops -
Segment

Mobile Desktop
Series

Ryzen 8000 Series -

Caractéristiques techniques du 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 3.2 GHz
Cœurs de CPU

16 24
Fils de processeur

32 32
Max. Boost Clock

5.3 GHz -
Overclocking

Oui -
E-core Base Clock

- 2.4 GHz
E-core Max Turbo

- 4.4 GHz
Efficient Cores

- 16
P-core Base Clock

- 3.2 GHz
P-core Max Turbo

- 5.6 GHz
Performance Cores

- 8
Thermal Velocity Boost

- 6 GHz
Turbo Boost Max 3.0

- 5.8 GHz
Turbo Frequency (1 Core)

- 6 GHz

IGPU

Internal Graphics n'affecte pas les performances du CPU, il effectue le travail de la carte graphique en son absence ou sur les appareils mobiles.

GPU Frequency

2200 MHz 300 MHz
Nom du GPU

AMD Radeon 610M Intel UHD Graphics 770
Graphics Cores

2 -
Unités d'exécution

- 32
GPU Turbo

- 1650 MHz

Spécifications de la mémoire et PCI

Types, canal quantité de RAM supportée par Intel Core i9-14900K et AMD Ryzen 9 8940HX. Selon les cartes mères, des fréquences de mémoire supérieures ou inférieures peuvent être prises en charge.

Canaux de mémoire

2 2
Type de mémoire

DDR5 DDR5-5600 / DDR4-3200
PCIe

PCIe 5.0 -
Max. Mémoire

- 192 GB

Consommation d'énergie

Comparez les exigences du TDP AMD Ryzen 9 8940HX et Intel Core i9-14900K 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 -
Default TDP

55 W -
Maximum Operating Temperature

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

- 125 W
TDP (PL2)

- 253 W

Technologies et extensions

Architecture, interfaces, instructions supplémentaires supportées par AMD Ryzen 9 8940HX et Intel Core i9-14900K, les technologies des machines virtuelles et la technologie des processus.

Codename

Dragon Range -
L2-Cache

16 MB 32 MB
L3-Cache

64 MB 36 MB
Date de sortie

2025-04-23 Q4/2023
Socket

FL1 FCLGA1700
Processus technologique

TSMC 5nm FinFET Intel 7
Architecture

- Raptor Lake
Intel Smart Cache

- 36 MB

Benchmarks

Tests de performance CPUs

Shared tests with results for both models: 3

Blender Cycles

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

Test and settings	AMD Ryzen 9 8940HX	Intel Core i9-14900K	Result difference¹
Blender 5.2.0 / CPU / Windows	486.779796 samples/min Submissions: 14	523.96838 samples/min Submissions: 78	+7.6 %
Blender 5.1.1 / CPU / Windows	467.137226 samples/min Submissions: 10	537.152247 samples/min Submissions: 49	+15.0 %
Blender 5.1.0 / CPU / Windows	444.767794 samples/min Submissions: 6	531.350353 samples/min Submissions: 22	+19.5 %

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

Intel Core i9-14900K

Blender 4.0.0 / CPU / Linux 644.424795 samples/min
Blender 4.0.0 / CPU / Windows 519.675217 samples/min
Blender 4.1.0 / CPU / Linux 591.518197 samples/min
Blender 4.1.0 / CPU / Windows 497.628493 samples/min
Blender 4.2.0 / CPU / Linux 606.198279 samples/min
Blender 4.2.0 / CPU / Windows 477.890865 samples/min
Blender 4.3.0 / CPU / Linux 576.147027 samples/min
Blender 4.3.0 / CPU / Windows 497.466289 samples/min

More results: 7

Blender 4.4.0 / CPU / Linux 510.220142 samples/min
Blender 4.4.0 / CPU / Windows 511.944699 samples/min
Blender 4.5.0 / CPU / Linux 605.963514 samples/min
Blender 4.5.0 / CPU / Windows 503.755498 samples/min
Blender 5.0.0 / CPU / Windows 474.001938 samples/min
Blender 5.1.1 / CPU / Linux 598.968139 samples/min
Blender 5.2.0 / CPU / Linux 546.153665 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.

RandomX / XMRig 6.26.0 / 1M / 32 threads / windows

Model	Result	Reported conditions
Intel Core i9-14900K	10033.109261 H/s	RandomX / XMRig 6.26.0 / 1M / 32 threads / windows System RAM: 32 GB OS: Windows NT 10.0 Motherboard: ASUSTeK COMPUTER INC. / ROG STRIX Z790-F GAMING WIFI Duration: 99.67 s User-submitted run; tuning and power settings are incomplete.

RandomX / XMRig 6.26.0 / 1M / 32 threads / windows

Model	Result	Reported conditions
AMD Ryzen 9 8940HX	18066.52093 H/s	RandomX / XMRig 6.26.0 / 1M / 32 threads / windows System RAM: 32 GB OS: Windows NT 10.0 Motherboard: ASUSTeK COMPUTER INC. / FA608PP Duration: 55.351 s User-submitted run; tuning and power settings are incomplete.