Ryzen 9 5900HX vs Core i9-7900X

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Aggregate performance score

Core i9-7900X
2017
10 cores / 20 threads, 140 Watt
13.65
Ryzen 9 5900HX
2021
8 cores / 16 threads, 45 Watt
14.59
+6.9%

Ryzen 9 5900HX outperforms Core i9-7900X by a small 7% based on our aggregate benchmark results.

Primary details

Comparing Core i9-7900X and Ryzen 9 5900HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking508463
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation7.61no data
Market segmentDesktop processorLaptop
SeriesCore i9 (Desktop)AMD Cezanne (Zen 3, Ryzen 5000)
Architecture codenameSkylake-X (2018)Cezanne-H (Zen 3)
Release date26 June 2017 (7 years ago)12 January 2021 (3 years ago)
Launch price (MSRP)$999no data
Current price$531 (0.5x MSRP)no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i9-7900X and Ryzen 9 5900HX 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 cores10 (Deca-Core)8 (Octa-Core)
Threads2016
Base clock speed3.3 GHz3.3 GHz
Boost clock speed4.5 GHz4.6 GHz
L1 cache64 KB (per core)64K (per core)
L2 cache1 MB (per core)512K (per core)
L3 cache14 MB (shared)16 MB (shared)
Chip lithography14 nm7 nm
Die sizeno data156 mm2
Maximum core temperature95 °C105 °C
Maximum case temperature (TCase)72 °Cno data
Number of transistorsno data9,800 million
64 bit support++
Windows 11 compatibility++
Unlocked multiplierYesNo

Compatibility

Information on Core i9-7900X and Ryzen 9 5900HX 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 configuration11
SocketSocket R4FP6
Power consumption (TDP)140 Watt45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-7900X and Ryzen 9 5900HX. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512DDR4-3200/LPDDR4-4266 RAM, PCIe 3, MMX (+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, AES, AVX, AVX2, FMA3, SHA
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX+no data
Turbo Boost Max 3.0+no data
StatusDiscontinuedno data

Security technologies

Core i9-7900X and Ryzen 9 5900HX technologies aimed at improving security, for example, by protecting against hacks.

EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-7900X and Ryzen 9 5900HX are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-7900X and Ryzen 9 5900HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4
Maximum memory size128 GBno data
Max memory channels4no data
Maximum memory bandwidth85 GB/sno data
ECC memory support-no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AAMD Radeon RX Vega 8 (Ryzen 4000/5000)

Peripherals

Specifications and connection of peripherals supported by Core i9-7900X and Ryzen 9 5900HX.

PCIe version3.03.0
PCI Express lanes44no data

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.

i9-7900X 13.65
Ryzen 9 5900HX 14.59
+6.9%

Ryzen 9 5900HX outperforms Core i9-7900X by 7% based on our aggregate benchmark results.


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.

Benchmark coverage: 68%

i9-7900X 21106
Ryzen 9 5900HX 22572
+6.9%

Ryzen 9 5900HX outperforms Core i9-7900X by 7% in Passmark.

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.

Benchmark coverage: 42%

i9-7900X 1432
Ryzen 9 5900HX 1839
+28.4%

Ryzen 9 5900HX outperforms Core i9-7900X by 28% in GeekBench 5 Single-Core.

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.

Benchmark coverage: 42%

i9-7900X 8892
+18.4%
Ryzen 9 5900HX 7512

Core i9-7900X outperforms Ryzen 9 5900HX by 18% in GeekBench 5 Multi-Core.

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.

Benchmark coverage: 20%

i9-7900X 7287
+13.7%
Ryzen 9 5900HX 6409

Core i9-7900X outperforms Ryzen 9 5900HX by 14% in Cinebench 10 32-bit single-core.

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.

Benchmark coverage: 19%

i9-7900X 49738
+24%
Ryzen 9 5900HX 40114

Core i9-7900X outperforms Ryzen 9 5900HX by 24% in Cinebench 10 32-bit multi-core.

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.

Benchmark coverage: 19%

i9-7900X 12678
Ryzen 9 5900HX 14254
+12.4%

Ryzen 9 5900HX outperforms Core i9-7900X by 12% in 3DMark06 CPU.

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.

Benchmark coverage: 18%

i9-7900X 2.91
+18.9%
Ryzen 9 5900HX 3.46

Ryzen 9 5900HX outperforms Core i9-7900X by 19% in wPrime 32.

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.

Benchmark coverage: 17%

i9-7900X 24
Ryzen 9 5900HX 25
+3.5%

Ryzen 9 5900HX outperforms Core i9-7900X by 3% in Cinebench 11.5 64-bit multi-core.

Cinebench 15 64-bit multi-core

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

Benchmark coverage: 15%

i9-7900X 2148
+2%
Ryzen 9 5900HX 2106

Core i9-7900X outperforms Ryzen 9 5900HX by 2% in Cinebench 15 64-bit multi-core.

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.

Benchmark coverage: 15%

i9-7900X 193
Ryzen 9 5900HX 240
+24.5%

Ryzen 9 5900HX outperforms Core i9-7900X by 25% in Cinebench 15 64-bit single-core.

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.

Benchmark coverage: 14%

i9-7900X 2.2
Ryzen 9 5900HX 2.84
+29.1%

Ryzen 9 5900HX outperforms Core i9-7900X by 29% in Cinebench 11.5 64-bit single-core.

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.

Benchmark coverage: 13%

i9-7900X 12.1
+9%
Ryzen 9 5900HX 11.1

Core i9-7900X outperforms Ryzen 9 5900HX by 9% in TrueCrypt AES.

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.

Benchmark coverage: 13%

i9-7900X 5918
Ryzen 9 5900HX 7061
+19.3%

Ryzen 9 5900HX outperforms Core i9-7900X by 19% in WinRAR 4.0.

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.  

Benchmark coverage: 13%

i9-7900X 121
+0.6%
Ryzen 9 5900HX 120

Core i9-7900X outperforms Ryzen 9 5900HX by 1% in x264 encoding pass 2.

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.  

Benchmark coverage: 13%

i9-7900X 217
Ryzen 9 5900HX 275
+26.8%

Ryzen 9 5900HX outperforms Core i9-7900X by 27% in x264 encoding pass 1.

Gaming performance

Pros & cons summary


Performance score 13.65 14.59
Recency 26 June 2017 12 January 2021
Physical cores 10 8
Threads 20 16
Chip lithography 14 nm 7 nm
Power consumption (TDP) 140 Watt 45 Watt

Given the minimal performance differences, no clear winner can be declared between Core i9-7900X and Ryzen 9 5900HX.

Note that Core i9-7900X is a desktop processor while Ryzen 9 5900HX is a notebook one.


Should you still have questions on choice between Core i9-7900X and Ryzen 9 5900HX, ask them in Comments section, and we shall answer.

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Intel Core i9-7900X
Core i9-7900X
AMD Ryzen 9 5900HX
Ryzen 9 5900HX

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