Intel Core i9-12900HK vs AMD Ryzen 9 8945HS

Last updated: 2023-12-08

CPU comparison with benchmarks


Intel Core i9-12900HK		AMD Ryzen 9 8945HS
CPU comparison Intel Core i9-12900HK or AMD Ryzen 9 8945HS - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results. The Intel Core i9-12900HK has 14 cores with 20 threads and clocks with a maximum frequency of 5.00 GHz. Up to 64 GB of memory is supported in 2 memory channels. The Intel Core i9-12900HK was released in Q1/2022. The AMD Ryzen 9 8945HS has 8 cores with 16 threads and clocks with a maximum frequency of 5.20 GHz. The CPU supports up to 256 GB of memory in 2 memory channels. The AMD Ryzen 9 8945HS was released in Q1/2024.

Intel Core i9 (78)	Family	AMD Ryzen 9 (35)
Intel Core i 12000H (23)	CPU group	AMD Ryzen 8040 (20)
12	Generation	7
Alder Lake H	Architecture	Hawk Point (Zen 4)
Mobile	Segment	Mobile
--	Predecessor	AMD Ryzen 9 7940HS
Intel Core i9-13900HK	Successor	--

CPU Cores and Base Frequency The Intel Core i9-12900HK has 14 CPU cores and can calculate 20 threads in parallel. The clock frequency of the Intel Core i9-12900HK is 2.50 GHz (5.00 GHz) while the AMD Ryzen 9 8945HS has 8 CPU cores and 16 threads can calculate simultaneously. The clock frequency of the AMD Ryzen 9 8945HS is at 4.00 GHz (5.20 GHz).
Intel Core i9-12900HK	Characteristic	AMD Ryzen 9 8945HS
14	Cores	8
20	Threads	16
hybrid (big.LITTLE)	Core architecture	normal
Yes	Hyperthreading	Yes
No	Overclocking ?	No
2.50 GHz (5.00 GHz) 6x Golden Cove	A-Core	4.00 GHz (5.20 GHz) 8x Zen 4
1.80 GHz (3.80 GHz) 8x Gracemont	B-Core	--
Artificial Intelligence and Machine Learning Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.
Intel Core i9-12900HK	Characteristic	AMD Ryzen 9 8945HS
--	AI hardware	AMD Ryzen AI
--	AI specifications	AMD Ryzen™ AI

Internal Graphics The Intel Core i9-12900HK or AMD Ryzen 9 8945HS has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
Intel Iris Xe Graphics 96 (Alder Lake)	GPU	AMD Radeon 780M
0.40 GHz	GPU frequency	0.80 GHz
1.45 GHz	GPU (Turbo)	2.80 GHz
13	GPU Generation	3
10 nm	Technology	4 nm
4	Max. displays	4
96	Compute units	12
768	Shader	768
No	Hardware Raytracing	Yes
No	Frame Generation	AMD FSR
32 GB	Max. GPU Memory	32 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 Iris Xe Graphics 96 (Alder Lake)	GPU	AMD Radeon 780M
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
Decode	Codec VP8	Decode
Decode	Codec AV1	Decode / Encode
Decode / Encode	Codec AVC	Decode
Decode	Codec VC-1	Decode
Decode / Encode	Codec JPEG	Decode / Encode

Memory & PCIe The Intel Core i9-12900HK can use up to 64 GB of memory in 2 memory channels. The maximum memory bandwidth is 83.2 GB/s. The AMD Ryzen 9 8945HS supports up to 256 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 120.0 GB/s.
Intel Core i9-12900HK	Characteristic	AMD Ryzen 9 8945HS
LPDDR5-5200, LPDDR4X-4266, DDR5-4800, DDR4-3200	Memory	DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500
64 GB	Max. Memory	256 GB
2 (Dual Channel)	Memory channels	2 (Dual Channel)
83.2 GB/s	Max. Bandwidth	120.0 GB/s
No	ECC	Yes
11.50 MB	L2 Cache	8.00 MB
24.00 MB	L3 Cache	16.00 MB
4.0	PCIe version	4.0
28	PCIe lanes	20
55.1 GB/s	PCIe Bandwidth	39.4 GB/s
Thermal Management The thermal design power (TDP for short) of the Intel Core i9-12900HK is 45 W, while the AMD Ryzen 9 8945HS has a TDP of 45 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.
Intel Core i9-12900HK	Characteristic	AMD Ryzen 9 8945HS
45 W	TDP (PL1 / PBP)	45 W
115 W	TDP (PL2)	--
--	TDP up	54 W
--	TDP down	35 W
100 °C	Tjunction max.	100 °C
Technical details The Intel Core i9-12900HK is manufactured in 10 nm and has 35.50 MB cache. The AMD Ryzen 9 8945HS is manufactured in 4 nm and has a 24.00 MB cache.
Intel Core i9-12900HK	Characteristic	AMD Ryzen 9 8945HS
10 nm	Technology	4 nm
Monolithic	Chip design	Monolithic
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 1744	Socket	FP8
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
Q1/2022	Release date	Q1/2024
635 $	Release price	--

show more data		show more data

Intel Core i9-12900HK 14C 20T @ 2.50 GHz (5.00 GHz) buy now on Amazon and save! AMD Ryzen 9 8945HS 8C 16T @ 4.00 GHz (5.20 GHz) buy now on Amazon and save!

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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks

Intel Core i9-12900HK (91%)

AMD Ryzen 9 8945HS (100%)

⌀ Multi core performance in 3 CPU benchmarks

Intel Core i9-12900HK (96%)

AMD Ryzen 9 8945HS (97%)

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 i9-12900HK 14C 20T @ 5.00 GHz	1754 (89%)
	AMD Ryzen 9 8945HS 8C 16T @ 5.20 GHz	1974 (100%)

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 i9-12900HK 14C 20T @ 3.80 GHz	12662 (100%)
	AMD Ryzen 9 8945HS 8C 16T @ 4.00 GHz	11600 (92%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.


	Intel Core i9-12900HK 14C 20T @ 5.00 GHz	2426 (93%)
	AMD Ryzen 9 8945HS 8C 16T @ 5.20 GHz	2617 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.


	Intel Core i9-12900HK 14C 20T @ 3.80 GHz	11894 (96%)
	AMD Ryzen 9 8945HS 8C 16T @ 4.00 GHz	12447 (100%)

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 i9-12900HK Intel Iris Xe Graphics 96 (Alder Lake) @ 1.45 GHz	2223 (51%)
	AMD Ryzen 9 8945HS AMD Radeon 780M @ 2.80 GHz	4357 (100%)

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 i9-12900HK 14C 20T @ 3.80 GHz	28632 (92%)
	AMD Ryzen 9 8945HS 8C 16T @ 4.00 GHz	30995 (100%)

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 i9-12900HK 14C 20T @ 5.00 GHz	1938 (100%)
	AMD Ryzen 9 8945HS 8C 16T @ 5.20 GHz	0 (0%)

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 i9-12900HK 14C 20T @ 3.80 GHz	18197 (100%)
	AMD Ryzen 9 8945HS 8C 16T @ 4.00 GHz	0 (0%)

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 i9-12900HK 14C 20T @ 5.00 GHz	710 (100%)
	AMD Ryzen 9 8945HS 8C 16T @ 5.20 GHz	0 (0%)

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 i9-12900HK 14C 20T @ 3.80 GHz	6892 (100%)
	AMD Ryzen 9 8945HS 8C 16T @ 4.00 GHz	0 (0%)

Blender 3.1 Benchmark

In the Blender Benchmark 3.1, the scenes "monster", "junkshop" and "classroom" are rendered and the time required by the system is measured. In our benchmark we test the CPU and not the graphics card. Blender 3.1 was presented as a standalone version in March 2022.


	Intel Core i9-12900HK 14C 20T @ 3.80 GHz	260 (100%)
	AMD Ryzen 9 8945HS 8C 16T @ 4.00 GHz	0 (0%)

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 i9-12900HK 14C 20T @ 3.80 GHz	182 (100%)
	AMD Ryzen 9 8945HS 8C 16T @ 4.00 GHz	0 (0%)

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 i9-12900HK 14C 20T @ 5.00 GHz	257 (100%)
	AMD Ryzen 9 8945HS 8C 16T @ 5.20 GHz	0 (0%)

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 i9-12900HK 14C 20T @ 3.80 GHz	2639 (100%)
	AMD Ryzen 9 8945HS 8C 16T @ 4.00 GHz	0 (0%)

Performance for Artificial Intelligence (AI) and Machine Learning (ML)

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. The performance is given in the number (trillions) of arithmetic operations per second (TOPS).


	Intel Core i9-12900HK 14C 20T @ 2.50 GHz	0 (0%)
	AMD Ryzen 9 8945HS 8C 16T @ 4.00 GHz	16 (100%)

Devices using this processor
Intel Core i9-12900HK	AMD Ryzen 9 8945HS
Unknown	Unknown

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