Ryzen 9 7900X vs i7-8565U

VS

Aggregate performance score

Core i7-8565U
2018
4 cores / 8 threads, 15 Watt
3.82
Ryzen 9 7900X
2022
12 cores / 24 threads, 170 Watt
32.54
+752%

Ryzen 9 7900X outperforms Core i7-8565U by a whopping 752% based on our aggregate benchmark results.

Primary details

Comparing Core i7-8565U and Ryzen 9 7900X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1463123
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesIntel Core i7no data
Power efficiency24.1018.11
Architecture codenameWhiskey Lake-U (2018−2019)Raphael (Zen4) (2022−2023)
Release date1 October 2018 (6 years ago)27 September 2022 (2 years ago)
Launch price (MSRP)$409no data

Detailed specifications

Core i7-8565U and Ryzen 9 7900X basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores4 (Quad-Core)12 (Dodeca-Core)
Threads824
Base clock speed1.8 GHz4.7 GHz
Boost clock speed4.6 GHz5.6 GHz
Bus typeOPIno data
Bus rate4 GT/sno data
Multiplier18no data
L1 cache64 KB (per core)64K (per core)
L2 cache256 KB (per core)1 MB (per core)
L3 cache8 MB (shared)64 MB (shared)
Chip lithography14 nm5 nm
Die size123 mm22x 70 (CCD) mm2 + 122 (I/O) mm2
Maximum core temperature100 °C95 °C
Maximum case temperature (TCase)72 °C47 °C
Number of transistorsno dataCCD: 6,5 Mrd + IOD: 3,4 Mrd Million
64 bit support++
Windows 11 compatibility++
Unlocked multiplier-+

Compatibility

Information on Core i7-8565U and Ryzen 9 7900X compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration1 (Uniprocessor)1
SocketFCBGA1528AM5
Power consumption (TDP)15 Watt170 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-8565U and Ryzen 9 7900X. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX25 nm (CCD), 6 nm (I/O) nm, 0.650 - 1.475V
AES-NI++
AVX++
Enhanced SpeedStep (EIST)+no data
Speed Shift+no data
My WiFi+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
Idle States+no data
Thermal Monitoring+-
Flex Memory Access+no data
Smart Response+no data
Precision Boost 2no data+

Security technologies

Core i7-8565U and Ryzen 9 7900X technologies aimed at improving security, for example, by protecting against hacks.

TXT-no data
EDB+no data
Secure Key+no data
Identity Protection+-
SGXYes with Intel® MEno data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-8565U and Ryzen 9 7900X are enumerated here.

AMD-V++
VT-d+no data
VT-x+no data
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-8565U and Ryzen 9 7900X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR5-5200
Maximum memory size64 GBno data
Max memory channels2no data
Maximum memory bandwidth38.397 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel UHD Graphics for 8th Generation Intel ProcessorsAMD Radeon Graphics (Ryzen 7000)
Max video memory32 GBno data
Quick Sync Video+-
Clear Video+no data
Clear Video HD+no data
Graphics max frequency1.15 GHzno data

Graphics interfaces

Available interfaces and connections of Core i7-8565U and Ryzen 9 7900X integrated GPUs.

Number of displays supported3no data
eDP+no data
DisplayPort+-
HDMI+-
DVI+no data

Graphics image quality

Maximum display resolutions supported by Core i7-8565U and Ryzen 9 7900X integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096 x 2304@24Hzno data
Max resolution over eDP4096 x 2304@60Hzno data
Max resolution over DisplayPort4096 x 2304@60Hzno data

Graphics API support

APIs supported by Core i7-8565U and Ryzen 9 7900X integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.5no data

Peripherals

Specifications and connection of peripherals supported by Core i7-8565U and Ryzen 9 7900X.

PCIe version3.05.0
PCI Express lanes1624

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

i7-8565U 3.82
Ryzen 9 7900X 32.54
+752%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

i7-8565U 6063
Ryzen 9 7900X 51690
+753%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

i7-8565U 804
Ryzen 9 7900X 2955
+268%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

i7-8565U 2327
Ryzen 9 7900X 17946
+671%

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

i7-8565U 6644
Ryzen 9 7900X 8623
+29.8%

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

i7-8565U 16760
Ryzen 9 7900X 68580
+309%

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

i7-8565U 6158
Ryzen 9 7900X 21284
+246%

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

i7-8565U 9.55
Ryzen 9 7900X 1.8
+431%

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

i7-8565U 7
Ryzen 9 7900X 55
+704%

Cinebench 15 64-bit multi-core

Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.

i7-8565U 609
Ryzen 9 7900X 4821
+692%

Cinebench 15 64-bit single-core

Cinebench R15 (standing for Release 15) is a benchmark made by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version (sometimes called Single-Thread) only uses a single processor thread to render a room full of reflective spheres and light sources.

i7-8565U 173
Ryzen 9 7900X 323
+86.7%

Cinebench 11.5 64-bit single-core

Cinebench R11.5 is an old benchmark by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.

i7-8565U 1.93
Ryzen 9 7900X 3.83
+98.4%

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

i7-8565U 4
Ryzen 9 7900X 14.8
+270%

x264 encoding pass 2

x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.  

i7-8565U 34
Ryzen 9 7900X 241
+615%

x264 encoding pass 1

x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.  

i7-8565U 141
Ryzen 9 7900X 376
+167%

WinRAR 4.0

WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.

i7-8565U 4292
Ryzen 9 7900X 17225
+301%

Geekbench 5.5 Multi-Core

i7-8565U 3074
Ryzen 9 7900X 20668
+572%

Blender(-)

i7-8565U 807
+661%
Ryzen 9 7900X 106

Geekbench 5.5 Single-Core

i7-8565U 1136
Ryzen 9 7900X 2294
+102%

7-Zip Single

i7-8565U 4737
Ryzen 9 7900X 8269
+74.6%

7-Zip

i7-8565U 18860
Ryzen 9 7900X 127195
+574%

WebXPRT 3

i7-8565U 202
Ryzen 9 7900X 383
+89.6%

Gaming performance

Pros & cons summary


Performance score 3.82 32.54
Integrated graphics card 5.58 4.42
Recency 1 October 2018 27 September 2022
Physical cores 4 12
Threads 8 24
Chip lithography 14 nm 5 nm
Power consumption (TDP) 15 Watt 170 Watt

i7-8565U has 26.2% faster integrated GPU, and 1033.3% lower power consumption.

Ryzen 9 7900X, on the other hand, has a 751.8% higher aggregate performance score, an age advantage of 3 years, 200% more physical cores and 200% more threads, and a 180% more advanced lithography process.

The Ryzen 9 7900X is our recommended choice as it beats the Core i7-8565U in performance tests.

Be aware that Core i7-8565U is a notebook processor while Ryzen 9 7900X is a desktop one.


Should you still have questions on choice between Core i7-8565U and Ryzen 9 7900X, ask them in Comments section, and we shall answer.

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Intel Core i7-8565U
Core i7-8565U
AMD Ryzen 9 7900X
Ryzen 9 7900X

Similar processor comparisons

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Community ratings

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Questions & comments

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