Ryzen 9 5950X vs A8-6600K

VS

Aggregate performance score

A8-6600K
2013
4 cores / 4 threads, 100 Watt
1.89
Ryzen 9 5950X
2020
16 cores / 32 threads, 105 Watt
28.70
+1419%

Ryzen 9 5950X outperforms A8-6600K by a whopping 1419% based on our aggregate benchmark results.

Primary details

Comparing A8-6600K and Ryzen 9 5950X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1983160
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.3127.76
Market segmentDesktop processorDesktop processor
SeriesAMD A-Series (Desktop)AMD Ryzen 9
Power efficiency1.7925.87
Architecture codenameRichland (2013−2014)Vermeer (Zen 3) (2020−2022)
Release date1 June 2013 (11 years ago)5 November 2020 (4 years ago)
Launch price (MSRP)$142$799

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 9 5950X has 8855% better value for money than A8-6600K.

Detailed specifications

A8-6600K and Ryzen 9 5950X 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)16 (Hexadeca-Core)
Threads432
Base clock speed3.9 GHz3.4 GHz
Boost clock speed4.2 GHz4.9 GHz
Multiplierno data34
L1 cache192 KB64K (per core)
L2 cache4096 KB512K (per core)
L3 cache0 KB64 MB
Chip lithography32 nm7 nm, 12 nm
Die size246 mm2CPU cores: 2x 80.7 sq. mm., I/O: 125 mm2
Maximum core temperature74 °Cno data
Maximum case temperature (TCase)74 °C95 °C
Number of transistors1,178 millionno data
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier++

Compatibility

Information on A8-6600K and Ryzen 9 5950X 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
SocketFM2AM4
Power consumption (TDP)100 Watt105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A8-6600K and Ryzen 9 5950X. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataMMX (+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, AES, AVX, AVX2, FMA3, SHA
AES-NI++
FMAFMA4-
AVXAVX+
PowerNow+-
PowerGating+-
VirusProtect+-
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by A8-6600K and Ryzen 9 5950X are enumerated here.

AMD-V++
IOMMU 2.0+-

Memory specs

Types, maximum amount and channel quantity of RAM supported by A8-6600K and Ryzen 9 5950X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-1866DDR4
Maximum memory sizeno data128 GB
Max memory channels22
Maximum memory bandwidthno data51.196 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardAMD Radeon HD 8570D-
จำนวนพาธไลน์256-
Enduro+-
Switchable graphics+-
UVD+-
VCE+-

Graphics interfaces

Available interfaces and connections of A8-6600K and Ryzen 9 5950X integrated GPUs.

DisplayPort+-
HDMI+-

Graphics API support

APIs supported by A8-6600K and Ryzen 9 5950X integrated GPUs, sometimes API versions are included.

DirectXDirectX® 11-

Peripherals

Specifications and connection of peripherals supported by A8-6600K and Ryzen 9 5950X.

PCIe version2.04.0

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.

A8-6600K 1.89
Ryzen 9 5950X 28.70
+1419%

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.

A8-6600K 2998
Ryzen 9 5950X 45593
+1421%

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.

A8-6600K 447
Ryzen 9 5950X 2215
+396%

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.

A8-6600K 1070
Ryzen 9 5950X 12104
+1031%

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.

A8-6600K 3230
Ryzen 9 5950X 6690
+107%

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.

A8-6600K 8040
Ryzen 9 5950X 56641
+604%

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.

A8-6600K 4701
Ryzen 9 5950X 17657
+276%

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.

A8-6600K 17.9
Ryzen 9 5950X 4.23
+323%

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.

A8-6600K 3
Ryzen 9 5950X 48
+1303%

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.

A8-6600K 0.96
Ryzen 9 5950X 3.08
+221%

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.

A8-6600K 1.9
Ryzen 9 5950X 26
+1268%

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.

A8-6600K 2595
Ryzen 9 5950X 12736
+391%

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.  

A8-6600K 22
Ryzen 9 5950X 212
+855%

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.  

A8-6600K 106
Ryzen 9 5950X 330
+211%

Gaming performance

Pros & cons summary


Performance score 1.89 28.70
Recency 1 June 2013 5 November 2020
Physical cores 4 16
Threads 4 32
Chip lithography 32 nm 7 nm
Power consumption (TDP) 100 Watt 105 Watt

A8-6600K has 5% lower power consumption.

Ryzen 9 5950X, on the other hand, has a 1418.5% higher aggregate performance score, an age advantage of 7 years, 300% more physical cores and 700% more threads, and a 357.1% more advanced lithography process.

The Ryzen 9 5950X is our recommended choice as it beats the A8-6600K in performance tests.


Should you still have questions on choice between A8-6600K and Ryzen 9 5950X, ask them in Comments section, and we shall answer.

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AMD A8-6600K
A8-6600K
AMD Ryzen 9 5950X
Ryzen 9 5950X

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