Ryzen 9 8945H vs Ryzen 9 5950X

VS

Aggregate performance score

Ryzen 9 5950X
2020
16 cores / 32 threads, 105 Watt
28.71
+49.7%
Ryzen 9 8945H
2023
8 cores / 16 threads, 45 Watt
19.18

Ryzen 9 5950X outperforms Ryzen 9 8945H by an impressive 50% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 9 5950X and Ryzen 9 8945H processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking158305
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation27.84no data
Market segmentDesktop processorLaptop
SeriesAMD Ryzen 9AMD Hawk Point (Zen 4/4c, Ryzen 8040)
Power efficiency25.7440.13
Architecture codenameVermeer (Zen 3) (2020−2022)Hawk Point-HS (Zen 4) (2023−2024)
Release date5 November 2020 (4 years ago)6 December 2023 (1 year ago)
Launch price (MSRP)$799no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Ryzen 9 5950X and Ryzen 9 8945H 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 cores16 (Hexadeca-Core)8 (Octa-Core)
Threads3216
Base clock speed3.4 GHz4 GHz
Boost clock speed4.9 GHz5.2 GHz
Multiplier34no data
L1 cache64K (per core)512 KB
L2 cache512K (per core)8 MB
L3 cache64 MB16 MB
Chip lithography7 nm, 12 nm4 nm
Die sizeCPU cores: 2x 80.7 sq. mm., I/O: 125 mm2178 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)95 °Cno data
64 bit support++
Windows 11 compatibility+no data
Unlocked multiplier+-

Compatibility

Information on Ryzen 9 5950X and Ryzen 9 8945H 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 configuration1no data
SocketAM4FP7/FP7r2/FP8
Power consumption (TDP)105 Watt45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 5950X and Ryzen 9 8945H. You'll probably need this information if you require some particular technology.

Instruction set extensionsMMX (+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, AES, AVX, AVX2, FMA3, SHARyzen AI, MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME
AES-NI++
FMA-+
AVX++
Precision Boost 2+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 5950X and Ryzen 9 8945H are enumerated here.

AMD-V+-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 5950X and Ryzen 9 8945H. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR5
Maximum memory size128 GBno data
Max memory channels2no data
Maximum memory bandwidth51.196 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card-AMD Radeon 780M ( - 2800 MHz)

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 5950X and Ryzen 9 8945H.

PCIe version4.0no 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.

Ryzen 9 5950X 28.71
+49.7%
Ryzen 9 8945H 19.18

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.

Ryzen 9 5950X 45599
+49.7%
Ryzen 9 8945H 30468

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.

Ryzen 9 5950X 6690
Ryzen 9 8945H 7594
+13.5%

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.

Ryzen 9 5950X 56641
+21.6%
Ryzen 9 8945H 46572

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.

Ryzen 9 5950X 17657
+14.1%
Ryzen 9 8945H 15476

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.

Ryzen 9 5950X 4.23
Ryzen 9 8945H 2.63
+60.8%

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.

Ryzen 9 5950X 48
+64.1%
Ryzen 9 8945H 29

Cinebench 15 64-bit multi-core

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

Ryzen 9 5950X 4324
+60.7%
Ryzen 9 8945H 2691

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.

Ryzen 9 5950X 267
Ryzen 9 8945H 284
+6.6%

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.

Ryzen 9 5950X 3.08
Ryzen 9 8945H 3.28
+6.5%

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.

Ryzen 9 5950X 26
+72.2%
Ryzen 9 8945H 15.1

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.  

Ryzen 9 5950X 212
+41.3%
Ryzen 9 8945H 150

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.  

Ryzen 9 5950X 330
+12.9%
Ryzen 9 8945H 292

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.

Ryzen 9 5950X 12736
+68.9%
Ryzen 9 8945H 7542

Geekbench 5.5 Multi-Core

Ryzen 9 5950X 16248
+35.6%
Ryzen 9 8945H 11980

Blender(-)

Ryzen 9 5950X 118
Ryzen 9 8945H 182
+54.7%

Geekbench 5.5 Single-Core

Ryzen 9 5950X 1652
Ryzen 9 8945H 1994
+20.7%

7-Zip Single

Ryzen 9 5950X 6852
+2.8%
Ryzen 9 8945H 6664

7-Zip

Ryzen 9 5950X 122978
+68.8%
Ryzen 9 8945H 72851

WebXPRT 3

Ryzen 9 5950X 290
Ryzen 9 8945H 309
+6.6%

CrossMark Overall

Ryzen 9 5950X 1495
Ryzen 9 8945H 1833
+22.6%

Gaming performance

Pros & cons summary


Performance score 28.71 19.18
Recency 5 November 2020 6 December 2023
Physical cores 16 8
Threads 32 16
Chip lithography 7 nm 4 nm
Power consumption (TDP) 105 Watt 45 Watt

Ryzen 9 5950X has a 49.7% higher aggregate performance score, and 100% more physical cores and 100% more threads.

Ryzen 9 8945H, on the other hand, has an age advantage of 3 years, a 75% more advanced lithography process, and 133.3% lower power consumption.

The Ryzen 9 5950X is our recommended choice as it beats the Ryzen 9 8945H in performance tests.

Note that Ryzen 9 5950X is a desktop processor while Ryzen 9 8945H is a notebook one.


Should you still have questions on choice between Ryzen 9 5950X and Ryzen 9 8945H, ask them in Comments section, and we shall answer.

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AMD Ryzen 9 5950X
Ryzen 9 5950X
AMD Ryzen 9 8945H
Ryzen 9 8945H

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