Ryzen 9 9900X vs A8-7670K

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Aggregate performance score

A8-7670K
2015
4 cores / 4 threads, 95 Watt
2.02
Ryzen 9 9900X
2024
12 cores / 24 threads, 120 Watt
34.52
+1609%

Ryzen 9 9900X outperforms A8-7670K by a whopping 1609% based on our aggregate benchmark results.

Primary details

Comparing A8-7670K and Ryzen 9 9900X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1924109
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data66.82
Market segmentDesktop processorDesktop processor
Power efficiency2.0127.21
Architecture codenameGodaveri (2014−2016)Granite Ridge (2024)
Release date20 July 2015 (9 years ago)15 August 2024 (less than a year ago)
Launch price (MSRP)no data$499

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

A8-7670K and Ryzen 9 9900X 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)
Threads424
Base clock speed3.6 GHz4.4 GHz
Boost clock speed3.9 GHz5.6 GHz
L1 cache256 KB80 KB (per core)
L2 cache4096 KB1 MB (per core)
L3 cacheno data64 MB (shared)
Chip lithography28 nm4 nm
Die size245 mm22x 70.6 mm2
Maximum core temperature72 °C95 °C
Maximum case temperature (TCase)72 °Cno data
Number of transistors2,411 million16,630 million
64 bit support++
Unlocked multiplier++

Compatibility

Information on A8-7670K and Ryzen 9 9900X 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
SocketFM2+AM5
Power consumption (TDP)95 Watt120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A8-7670K and Ryzen 9 9900X. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataSMT, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A
AES-NI++
FMA+-
AVX++
FRTC+-
FreeSync+-
PowerTune+-
DualGraphics+-
TrueAudio+-
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by A8-7670K and Ryzen 9 9900X are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by A8-7670K and Ryzen 9 9900X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-2133DDR5
Max memory channels2no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon R7 GraphicsAMD Radeon Graphics
iGPU core count6no data
จำนวนพาธไลน์512no data
Enduro+-
Switchable graphics+-
UVD+-
VCE+-

Graphics interfaces

Available interfaces and connections of A8-7670K and Ryzen 9 9900X integrated GPUs.

DisplayPort+-
HDMI+-

Graphics API support

APIs supported by A8-7670K and Ryzen 9 9900X integrated GPUs, sometimes API versions are included.

DirectXDirectX® 12no data
Vulkan+-

Peripherals

Specifications and connection of peripherals supported by A8-7670K and Ryzen 9 9900X.

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.

A8-7670K 2.02
Ryzen 9 9900X 34.52
+1609%

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.

A8-7670K 3213
Ryzen 9 9900X 54828
+1606%

Gaming performance

Pros & cons summary


Performance score 2.02 34.52
Recency 20 July 2015 15 August 2024
Physical cores 4 12
Threads 4 24
Chip lithography 28 nm 4 nm
Power consumption (TDP) 95 Watt 120 Watt

A8-7670K has 26.3% lower power consumption.

Ryzen 9 9900X, on the other hand, has a 1608.9% higher aggregate performance score, an age advantage of 9 years, 200% more physical cores and 500% more threads, and a 600% more advanced lithography process.

The Ryzen 9 9900X is our recommended choice as it beats the A8-7670K in performance tests.


Should you still have questions on choice between A8-7670K and Ryzen 9 9900X, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


AMD A8-7670K
A8-7670K
AMD Ryzen 9 9900X
Ryzen 9 9900X

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


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Questions & comments

Here you can ask a question about A8-7670K or Ryzen 9 9900X, agree or disagree with our judgements, or report an error or mismatch.