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Intel Core i7-8559U vs Intel Core i7-8565U

Last updated: 2023-04-05

CPU comparison with benchmarks


Intel Core i7-8559U		Intel Core i7-8565U
CPU comparison Intel Core i7-8559U or Intel Core i7-8565U - 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 i7-8559U has 4 cores with 8 threads and clocks with a maximum frequency of 4.50 GHz. Up to 32 GB of memory is supported in 2 memory channels. The Intel Core i7-8559U was released in Q2/2018. The Intel Core i7-8565U has 4 cores with 8 threads and clocks with a maximum frequency of 4.60 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The Intel Core i7-8565U was released in Q3/2018.

Intel Core i7 (300)	Family	Intel Core i7 (300)
Intel Core i 8000U (8)	CPU group	Intel Core i 8000U (WL) (8)
8	Generation	8
Coffee Lake U	Architecture	Whiskey Lake U
Notebook	Segment	Notebook
--	Predecessor	--
--	Successor	--

CPU Cores and Base Frequency The Intel Core i7-8559U is a 4 core processor with a clock frequency of 2.70 GHz (4.50 GHz). The Intel Core i7-8565U has 4 CPU cores with a clock frequency of 1.80 GHz (4.60 GHz).
Intel Core i7-8559U	Characteristic	Intel Core i7-8565U
4	Cores	4
8	Threads	8
normal	Core architecture	normal
Yes	Hyperthreading	Yes
No	Overclocking ?	No
2.70 GHz	Frequency	1.80 GHz
4.50 GHz	Turbo Frequency (1 Core)	4.60 GHz
3.20 GHz	Turbo Frequency (All Cores)	2.40 GHz


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 i7-8559U	Characteristic	Intel Core i7-8565U
--	AI hardware	--
--	AI specifications	--
--	NPU + CPU + iGPU	--

Integrated graphics (iGPU) The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.
Intel Iris Plus Graphics 655	GPU	Intel UHD Graphics 620
0.30 GHz	GPU frequency	0.30 GHz
1.20 GHz	GPU (Turbo)	1.15 GHz
9.5	GPU Generation	9.5
14 nm	Technology	14 nm
3	Max. displays	3
48	Compute units	24
384	Shader	192
No	Hardware Raytracing	No
No	Frame Generation	No
32 GB	Max. GPU Memory	16 GB
12	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 Plus Graphics 655	GPU	Intel UHD Graphics 620
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
No	Codec AV1	No
Decode / Encode	Codec AVC	Decode / Encode
Decode	Codec VC-1	Decode
Decode / Encode	Codec JPEG	Decode / Encode

Memory & PCIe The Intel Core i7-8559U supports a maximum of 32 GB of memory in 2 memory channels. The Intel Core i7-8565U can connect up to 64 GB of memory in 2 memory channels.
Intel Core i7-8559U	Characteristic	Intel Core i7-8565U
DDR4-2400	Memory	DDR4-2400
32 GB	Max. Memory	64 GB
2 (Dual Channel)	Memory channels	2 (Dual Channel)
38.4 GB/s	Max. Bandwidth	38.4 GB/s
No	ECC	No
--	L2 Cache	--
6.00 MB	L3 Cache	8.00 MB
3.0	PCIe version	3.0
16	PCIe lanes	16
15.8 GB/s	PCIe Bandwidth	15.8 GB/s
Thermal Management The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core i7-8559U has a TDP of 28 W, that of the Intel Core i7-8565U is 15 W.
Intel Core i7-8559U	Characteristic	Intel Core i7-8565U
28 W	TDP (PL1 / PBP)	15 W
--	TDP (PL2)	--
--	TDP up	--
--	TDP down	--
--	Tjunction max.	--
Technical details The Intel Core i7-8559U has a 6.00 MB cache, while the Intel Core i7-8565U cache has a total of 8.00 MB.

Intel Core i7-8559U	Characteristic	Intel Core i7-8565U
14 nm	Technology	14 nm
Monolithic	Chip design	Monolithic
x86-64 (64 bit)	Instruction set (ISA)	x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2	ISA extensions	SSE4.1, SSE4.2, AVX2
BGA 1528	Socket	BGA 1356
VT-x, VT-x EPT, VT-d	Virtualization	VT-x, VT-x EPT, VT-d
Yes	AES-NI	Yes
Windows 10, Windows 11, Linux	Operating systems	Windows 10, Windows 11, Linux
Q2/2018	Release date	Q3/2018
--	Release price	385 $

show more data		show more data

Intel Core i7-8559U 4C 8T @ 2.70 GHz (4.50 GHz) buy now on Amazon and save! Intel Core i7-8565U 4C 8T @ 1.80 GHz (4.60 GHz) buy now on Amazon and save!

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Average performance in benchmarks

⌀ Single core performance in 4 CPU benchmarks

Intel Core i7-8559U (99%)

Intel Core i7-8565U (99%)

⌀ Multi core performance in 6 CPU benchmarks

Intel Core i7-8559U (100%)

Intel Core i7-8565U (84%)

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 i7-8559U 4C 8T @ 4.50 GHz	1390 (100%)
	Intel Core i7-8565U 4C 8T @ 4.60 GHz	1376 (99%)

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 i7-8559U 4C 8T @ 3.20 GHz	4682 (100%)
	Intel Core i7-8565U 4C 8T @ 2.40 GHz	3660 (78%)

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 i7-8559U 4C 8T @ 4.50 GHz	1103 (100%)
	Intel Core i7-8565U 4C 8T @ 4.60 GHz	1092 (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 i7-8559U 4C 8T @ 3.20 GHz	4288 (100%)
	Intel Core i7-8565U 4C 8T @ 2.40 GHz	3279 (76%)

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 i7-8559U 4C 8T @ 4.50 GHz	431 (94%)
	Intel Core i7-8565U 4C 8T @ 4.60 GHz	459 (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 i7-8559U 4C 8T @ 3.20 GHz	1572 (100%)
	Intel Core i7-8565U 4C 8T @ 2.40 GHz	1518 (97%)

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 i7-8559U Intel Iris Plus Graphics 655 @ 1.20 GHz	922 (100%)
	Intel Core i7-8565U Intel UHD Graphics 620 @ 1.15 GHz	442 (48%)

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 i7-8559U 4C 8T @ 3.20 GHz	8665 (100%)
	Intel Core i7-8565U 4C 8T @ 2.40 GHz	6205 (72%)

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 i7-8559U 4C 8T @ 2.70 GHz	2324 (100%)
	Intel Core i7-8565U 4C 8T @ 1.80 GHz	1878 (81%)

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 i7-8559U 4C 8T @ 4.50 GHz	184 (100%)
	Intel Core i7-8565U 4C 8T @ 4.60 GHz	176 (96%)

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 i7-8559U 4C 8T @ 3.20 GHz	675 (100%)
	Intel Core i7-8565U 4C 8T @ 2.40 GHz	659 (98%)

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 i7-8559U 4C 8T @ 3.20 GHz	0 (0%)
	Intel Core i7-8565U 4C 8T @ 2.40 GHz	55 (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 i7-8559U 4C 8T @ 3.20 GHz	0 (0%)
	Intel Core i7-8565U 4C 8T @ 2.40 GHz	764.2 (100%)

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 i7-8559U 4C 8T @ 4.50 GHz	0 (0%)
	Intel Core i7-8565U 4C 8T @ 4.60 GHz	415 (100%)

Devices using this processor
Intel Core i7-8559U	Intel Core i7-8565U
Unknown	Acer Aspire 5 Acer Spin 3 Acer Swift 3 Acer Swift 5 Asus VivoBook 14 Dell Inspiron 13 Dell Inspiron 14 Dell Inspiron 15 Dell Inspiron 17 Dell XPS 13 HP 15 HP Envy 13 HP Envy x360

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