Intel Core i7-2600K vs AMD Ryzen 9 8945H

Last updated: 2024-04-16

CPU comparison with benchmarks


Intel Core i7-2600K		AMD Ryzen 9 8945H
CPU comparison Intel Core i7-2600K or AMD Ryzen 9 8945H - 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 i7-2600K has 4 cores with 8 threads and clocks with a maximum frequency of 3.80 GHz. Up to 32 GB of memory is supported in 2 memory channels. The Intel Core i7-2600K was released in Q1/2011. The AMD Ryzen 9 8945H 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 8945H was released in Q1/2024.

Intel Core i7 (298)	Family	AMD Ryzen 9 (35)
Intel Core i 2000 (28)	CPU group	AMD Ryzen 8040 (20)
2	Generation	7
Sandy Bridge S	Architecture	Hawk Point (Zen 4)
Desktop / Server	Segment	Mobile
--	Predecessor	--
--	Successor	--

CPU Cores and Base Frequency The Intel Core i7-2600K has 4 CPU cores and can calculate 8 threads in parallel. The clock frequency of the Intel Core i7-2600K is 3.40 GHz (3.80 GHz) while the AMD Ryzen 9 8945H has 8 CPU cores and 16 threads can calculate simultaneously. The clock frequency of the AMD Ryzen 9 8945H is at 4.00 GHz (5.20 GHz).
Intel Core i7-2600K	Characteristic	AMD Ryzen 9 8945H
4	Cores	8
8	Threads	16
normal	Core architecture	normal
Yes	Hyperthreading	Yes
Yes	Overclocking ?	No
3.40 GHz	Frequency	4.00 GHz
3.80 GHz	Turbo Frequency (1 Core)	5.20 GHz
3.80 GHz	Turbo Frequency (All Cores)	--

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 i7-2600K	Characteristic	AMD Ryzen 9 8945H
--	AI hardware	AMD Ryzen AI
--	AI specifications	AMD Ryzen™ AI

Internal Graphics The Intel Core i7-2600K or AMD Ryzen 9 8945H 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 HD Graphics 3000	GPU	AMD Radeon 780M
0.85 GHz	GPU frequency	0.80 GHz
1.35 GHz	GPU (Turbo)	2.80 GHz
6	GPU Generation	3
32 nm	Technology	4 nm
2	Max. displays	4
12	Compute units	12
96	Shader	768
No	Hardware Raytracing	Yes
No	Frame Generation	AMD FSR
2 GB	Max. GPU Memory	32 GB
10.1	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 HD Graphics 3000	GPU	AMD Radeon 780M
No	Codec h265 / HEVC (8 bit)	Decode / Encode
No	Codec h265 / HEVC (10 bit)	Decode / Encode
Decode / Encode	Codec h264	Decode / Encode
No	Codec VP9	Decode
No	Codec VP8	Decode
No	Codec AV1	Decode / Encode
Decode / Encode	Codec AVC	Decode
Decode	Codec VC-1	Decode
No	Codec JPEG	Decode / Encode

Memory & PCIe The Intel Core i7-2600K can use up to 32 GB of memory in 2 memory channels. The maximum memory bandwidth is 21.3 GB/s. The AMD Ryzen 9 8945H 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 i7-2600K	Characteristic	AMD Ryzen 9 8945H
DDR3-1066, DDR3-1333	Memory	DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500
32 GB	Max. Memory	256 GB
2 (Dual Channel)	Memory channels	2 (Dual Channel)
21.3 GB/s	Max. Bandwidth	120.0 GB/s
No	ECC	Yes
1.00 MB	L2 Cache	8.00 MB
8.00 MB	L3 Cache	16.00 MB
2.0	PCIe version	4.0
16	PCIe lanes	20
8.0 GB/s	PCIe Bandwidth	39.4 GB/s
Thermal Management The thermal design power (TDP for short) of the Intel Core i7-2600K is 95 W, while the AMD Ryzen 9 8945H has a TDP of 45 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.
Intel Core i7-2600K	Characteristic	AMD Ryzen 9 8945H
95 W	TDP (PL1 / PBP)	45 W
--	TDP (PL2)	--
--	TDP up	54 W
--	TDP down	35 W
--	Tjunction max.	100 °C
Technical details The Intel Core i7-2600K is manufactured in 32 nm and has 9.00 MB cache. The AMD Ryzen 9 8945H is manufactured in 4 nm and has a 24.00 MB cache.
Intel Core i7-2600K	Characteristic	AMD Ryzen 9 8945H
32 nm	Technology	4 nm
Monolithic	Chip design	Monolithic
x86-64 (64 bit)	Instruction set (ISA)	x86-64 (64 bit)
SSE4.1, SSE4.2, AVX	ISA extensions	SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512
LGA 1155	Socket	FP8
VT-x, VT-x EPT	Virtualization	AMD-V, SVM
Yes	AES-NI	Yes
Windows 10, Linux	Operating systems	Windows 10, Windows 11, Linux
Q1/2011	Release date	Q1/2024
270 $	Release price	--

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Intel Core i7-2600K 4C 8T @ 3.40 GHz (3.80 GHz) buy now on Amazon and save! AMD Ryzen 9 8945H 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 i7-2600K (34%)

AMD Ryzen 9 8945H (100%)

⌀ Multi core performance in 3 CPU benchmarks

Intel Core i7-2600K (22%)

AMD Ryzen 9 8945H (100%)

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 i7-2600K 4C 8T @ 3.80 GHz	808 (41%)
	AMD Ryzen 9 8945H 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 i7-2600K 4C 8T @ 3.80 GHz	3098 (27%)
	AMD Ryzen 9 8945H 8C 16T @ 4.00 GHz	11600 (100%)

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 i7-2600K 4C 8T @ 3.80 GHz	707 (27%)
	AMD Ryzen 9 8945H 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 i7-2600K 4C 8T @ 3.80 GHz	2457 (20%)
	AMD Ryzen 9 8945H 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 i7-2600K Intel HD Graphics 3000 @ 1.35 GHz	259 (6%)
	AMD Ryzen 9 8945H 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 i7-2600K 4C 8T @ 3.80 GHz	5488 (18%)
	AMD Ryzen 9 8945H 8C 16T @ 4.00 GHz	30995 (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 i7-2600K 4C 8T @ 3.80 GHz	263 (100%)
	AMD Ryzen 9 8945H 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 i7-2600K 4C 8T @ 3.80 GHz	1865 (100%)
	AMD Ryzen 9 8945H 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 i7-2600K 4C 8T @ 3.80 GHz	741.6 (100%)
	AMD Ryzen 9 8945H 8C 16T @ 4.00 GHz	0 (0%)

CPU-Z Benchmark 17 (Single-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.


	Intel Core i7-2600K 4C 8T @ 3.80 GHz	365 (100%)
	AMD Ryzen 9 8945H 8C 16T @ 4.00 GHz	0 (0%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.


	Intel Core i7-2600K 4C 8T @ 3.40 GHz	1690 (100%)
	AMD Ryzen 9 8945H 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 i7-2600K 4C 8T @ 3.80 GHz	128 (100%)
	AMD Ryzen 9 8945H 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 i7-2600K 4C 8T @ 3.80 GHz	612 (100%)
	AMD Ryzen 9 8945H 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 i7-2600K 4C 8T @ 3.40 GHz	0 (0%)
	AMD Ryzen 9 8945H 8C 16T @ 4.00 GHz	16 (100%)

Devices using this processor
Intel Core i7-2600K	AMD Ryzen 9 8945H
Unknown	Unknown

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