Intel Core i9-14900HX vs AMD Ryzen 9 7945HX

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CPU comparison with benchmarks


Intel Core i9-14900HX CPU1 vs CPU2 AMD Ryzen 9 7945HX
Intel Core i9-14900HX AMD Ryzen 9 7945HX

CPU comparison

In this CPU comparison, we compare the Intel Core i9-14900HX and the AMD Ryzen 9 7945HX and use benchmarks to check which processor is faster.

We compare the Intel Core i9-14900HX 24 core processor released in Q1/2024 with the AMD Ryzen 9 7945HX which has 16 CPU cores and was introduced in Q1/2023.
Intel Core i9 (81) Family AMD Ryzen 9 (47)
Intel Core i 14000H (5) CPU group AMD Ryzen 7045 (6)
14 Generation 6
Raptor Lake H Refresh Architecture Dragon Range (Zen 4)
Notebook Segment Notebook
Intel Core i9-13900HX Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i9-14900HX is a 24 core processor with a clock frequency of 2.20 GHz (5.80 GHz). The processor can compute 32 threads at the same time. The AMD Ryzen 9 7945HX clocks with 2.50 GHz (5.40 GHz), has 16 CPU cores and can calculate 32 threads in parallel.

Intel Core i9-14900HX Characteristic AMD Ryzen 9 7945HX
24 Cores 16
32 Threads 32
hybrid (big.LITTLE) Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? Yes
2.20 GHz (5.80 GHz)
8x Raptor Cove
A-Core 2.50 GHz (5.40 GHz)
16x Zen 4
1.60 GHz (4.10 GHz)
16x Gracemont
B-Core --

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Intel Core i9-14900HX Characteristic AMD Ryzen 9 7945HX
Intel® AI Boost AI hardware --
Intel Deep Learning Boost (Intel DL Boost) AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

Intel UHD Graphics 13th Gen (32 EU) GPU AMD Radeon 610M
0.40 GHz GPU frequency 0.40 GHz
1.65 GHz GPU (Turbo) 2.20 GHz
13 GPU Generation 9
10 nm Technology 6 nm
3 Max. displays 3
32 Compute units 2
256 Shader 128
No Hardware Raytracing Yes
No Frame Generation No
64 GB Max. GPU Memory 8 GB
12.1 DirectX Version 12

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

Intel UHD Graphics 13th Gen (32 EU) GPU AMD Radeon 610M
Decode / Encode Codec h265 / HEVC (8 bit) Decode / Encode
Decode / Encode Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
Decode / Encode Codec VP9 Decode / Encode
Decode / Encode Codec VP8 Decode / Encode
Decode Codec AV1 Decode
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

Up to 192 GB of memory in a maximum of 2 memory channels is supported by the Intel Core i9-14900HX, while the AMD Ryzen 9 7945HX supports a maximum of 128 GB of memory with a maximum memory bandwidth of 83.2 GB/s enabled.

Intel Core i9-14900HX Characteristic AMD Ryzen 9 7945HX
DDR5-5600, DDR4-3200 Memory DDR5-5200
192 GB Max. Memory 128 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
89.6 GB/s Max. Bandwidth 83.2 GB/s
No ECC Yes
32.00 MB L2 Cache 16.00 MB
36.00 MB L3 Cache 64.00 MB
5.0 PCIe version 5.0
20 PCIe lanes 28
78.8 GB/s PCIe Bandwidth 110.3 GB/s

Thermal Management

The Intel Core i9-14900HX has a TDP of 55 W. The TDP of the AMD Ryzen 9 7945HX is 55 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Core i9-14900HX Characteristic AMD Ryzen 9 7945HX
55 W TDP (PL1 / PBP) 55 W
157 W TDP (PL2) --
-- TDP up 75 W
45 W TDP down --
100 °C Tjunction max. 100 °C

Technical details

The Intel Core i9-14900HX has 68.00 MB cache and is manufactured in 10 nm. The cache of AMD Ryzen 9 7945HX is at 80.00 MB. The processor is manufactured in 5 nm.

Intel Core i9-14900HX Characteristic AMD Ryzen 9 7945HX
10 nm Technology 5 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX2+ ISA extensions SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512
BGA 1964 Socket FL1
VT-x, VT-x EPT, VT-d Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Windows 11, Linux
Q1/2024 Release date Q1/2023
-- Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Core i9-14900HX to help other visitors make their purchasing decisions. The average rating is 4.0 stars (174 ratings). Rate now:
Here you can rate the AMD Ryzen 9 7945HX to help other visitors make their purchasing decisions. The average rating is 4.5 stars (168 ratings). Rate now:

Average performance in benchmarks

Single core performance in 4 CPU benchmarks
Intel Core i9-14900HX (100%)
AMD Ryzen 9 7945HX (93%)
Multi core performance in 5 CPU benchmarks
Intel Core i9-14900HX (95%)
AMD Ryzen 9 7945HX (95%)

Cinebench 2024 Single-Core

The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.
Intel Core i9-14900HX Intel Core i9-14900HX
24C 32T @ 5.80 GHz
129 (100%)
AMD Ryzen 9 7945HX AMD Ryzen 9 7945HX
16C 32T @ 5.40 GHz
114 (88%)

Cinebench 2024 Multi-Core

The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.
Intel Core i9-14900HX Intel Core i9-14900HX
24C 32T @ 5.80 GHz
1737 (100%)
AMD Ryzen 9 7945HX AMD Ryzen 9 7945HX
16C 32T @ 5.40 GHz
1669 (96%)

Cinebench R23 Single-Core

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i9-14900HX Intel Core i9-14900HX
24C 32T @ 5.80 GHz
2195 (100%)
AMD Ryzen 9 7945HX AMD Ryzen 9 7945HX
16C 32T @ 5.40 GHz
1955 (89%)

Cinebench R23 Multi-Core

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i9-14900HX Intel Core i9-14900HX
24C 32T @ 2.20 GHz
30155 (95%)
AMD Ryzen 9 7945HX AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz
31670 (100%)

Geekbench 6 Single-Core

Geekbench 6 is a partial load benchmark for modern computers, notebooks and smartphones. In the single-core test, only the fastest CPU core is measured. The test run simulates the performance in practice.
Intel Core i9-14900HX Intel Core i9-14900HX
24C 32T @ 5.80 GHz
2922 (100%)
AMD Ryzen 9 7945HX AMD Ryzen 9 7945HX
16C 32T @ 5.40 GHz
2774 (95%)

Geekbench 6 Multi-Core

The practical Geekbench 6 multi-core benchmark tests the system's performance under partial load. The processor's maximum power consumption is far from being used up.
Intel Core i9-14900HX Intel Core i9-14900HX
24C 32T @ 2.20 GHz
18313 (100%)
AMD Ryzen 9 7945HX AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz
16214 (89%)

Geekbench 5, 64bit Single-Core

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i9-14900HX Intel Core i9-14900HX
24C 32T @ 5.80 GHz
2161 (100%)
AMD Ryzen 9 7945HX AMD Ryzen 9 7945HX
16C 32T @ 5.40 GHz
2130 (99%)

Geekbench 5, 64bit Multi-Core

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i9-14900HX Intel Core i9-14900HX
24C 32T @ 2.20 GHz
21560 (100%)
AMD Ryzen 9 7945HX AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz
19472 (90%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Core i9-14900HX Intel Core i9-14900HX
Intel UHD Graphics 13th Gen (32 EU) @ 1.65 GHz
845 (100%)
AMD Ryzen 9 7945HX AMD Ryzen 9 7945HX
AMD Radeon 610M @ 2.20 GHz
443 (52%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Core i9-14900HX Intel Core i9-14900HX
24C 32T @ 2.20 GHz
45971 (78%)
AMD Ryzen 9 7945HX AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz
58842 (100%)

CPU performance per watt (efficiency)

Efficiency of the processor under full load in the Cinebench R23 (multi-core) benchmark. The benchmark result is divided by the average energy required (CPU package power in watts). The higher the value, the more efficient the CPU is under full load.
Intel Core i9-14900HX Intel Core i9-14900HX
30,155 CB R23 MC @ 138 W
218 (55%)
AMD Ryzen 9 7945HX AMD Ryzen 9 7945HX
31,670 CB R23 MC @ 80 W
396 (100%)

Cinebench R20 Single-Core

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i9-14900HX Intel Core i9-14900HX
24C 32T @ 5.80 GHz
0 (0%)
AMD Ryzen 9 7945HX AMD Ryzen 9 7945HX
16C 32T @ 5.40 GHz
758 (100%)

Cinebench R20 Multi-Core

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i9-14900HX Intel Core i9-14900HX
24C 32T @ 2.20 GHz
0 (0%)
AMD Ryzen 9 7945HX AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz
12914 (100%)

Blender 2.81 (bmw27)

Blender is a free 3D graphics software for rendering (creating) 3D bodies, which can also be textured and animated in the software. The Blender benchmark creates predefined scenes and measures the time (s) required for the entire scene. The shorter the time required, the better. We selected bmw27 as the benchmark scene.
Intel Core i9-14900HX Intel Core i9-14900HX
24C 32T @ 2.20 GHz
0 (0%)
AMD Ryzen 9 7945HX AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz
94 (100%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i9-14900HX Intel Core i9-14900HX
24C 32T @ 5.80 GHz
0 (0%)
AMD Ryzen 9 7945HX AMD Ryzen 9 7945HX
16C 32T @ 5.40 GHz
312 (100%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i9-14900HX Intel Core i9-14900HX
24C 32T @ 2.20 GHz
0 (0%)
AMD Ryzen 9 7945HX AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz
5597 (100%)

Devices using this processor

Intel Core i9-14900HX AMD Ryzen 9 7945HX
Unknown Unknown

News and articles for the Intel Core i9-14900HX and the AMD Ryzen 9 7945HX


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