Ryzen 7 7800X3D vs A9-9420

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Aggregate performance score

A9-9420
2016
2 cores / 2 threads, 15 Watt
0.98
Ryzen 7 7800X3D
2023
8 cores / 16 threads, 120 Watt
22.40
+2186%

Ryzen 7 7800X3D outperforms A9-9420 by a whopping 2186% based on our aggregate benchmark results.

Primary details

Comparing A9-9420 and Ryzen 7 7800X3D processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2500242
Place by popularitynot in top-10015
Cost-effectiveness evaluationno data38.04
Market segmentLaptopDesktop processor
SeriesAMD Bristol Ridgeno data
Power efficiency5.9617.02
Architecture codenameStoney Ridge (2016−2019)Raphael (Zen4) (2022−2023)
Release date31 May 2016 (8 years ago)4 January 2023 (1 year ago)
Launch price (MSRP)no data$449

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

A9-9420 and Ryzen 7 7800X3D 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 cores2 (Dual-core)8 (Octa-Core)
Threads216
Base clock speed3 GHz4.4 GHz
Boost clock speed3.6 GHz5 GHz
Bus rateno data162 MHz
L1 cache160 KB64K (per core)
L2 cache1 MB (shared)1 MB (per core)
L3 cacheno data96 MB (shared)
Chip lithography28 nm5 nm
Die size125 mm271 mm2
Maximum core temperature90 °C89 °C
Maximum case temperature (TCase)74 °C61 °C
Number of transistors1,200 million6,570 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+

Compatibility

Information on A9-9420 and Ryzen 7 7800X3D 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
SocketFT4AM5
Power consumption (TDP)15 Watt120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A9-9420 and Ryzen 7 7800X3D. You'll probably need this information if you require some particular technology.

Instruction set extensionsVirtualization,86x MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, AVX512, BMI1, BMI2, F16C, FMA3, AMD64, EVP, AMD-V, SMAP, SMEP, SMT SHA, XFR2, Precision Boost 2
AES-NI++
FMA+-
AVX++
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by A9-9420 and Ryzen 7 7800X3D are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by A9-9420 and Ryzen 7 7800X3D. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR5-5200

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardRadeon R5AMD Radeon Graphics (Ryzen 7000)

Peripherals

Specifications and connection of peripherals supported by A9-9420 and Ryzen 7 7800X3D.

PCIe version3.05.0
PCI Express lanes824

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.

A9-9420 0.98
Ryzen 7 7800X3D 22.40
+2186%

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.

A9-9420 1498
Ryzen 7 7800X3D 34273
+2188%

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.

A9-9420 325
Ryzen 7 7800X3D 2726
+739%

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.

A9-9420 500
Ryzen 7 7800X3D 15158
+2932%

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.

A9-9420 2875
Ryzen 7 7800X3D 8026
+179%

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.

A9-9420 4841
Ryzen 7 7800X3D 51950
+973%

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.

A9-9420 21.29
Ryzen 7 7800X3D 2.44
+773%

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.

A9-9420 2
Ryzen 7 7800X3D 33
+1941%

Cinebench 15 64-bit multi-core

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

A9-9420 134
Ryzen 7 7800X3D 2879
+2048%

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.

A9-9420 81
Ryzen 7 7800X3D 282
+248%

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.

A9-9420 0.99
Ryzen 7 7800X3D 3.43
+246%

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.

A9-9420 1.1
Ryzen 7 7800X3D 15.3
+1291%

Gaming performance

Pros & cons summary


Performance score 0.98 22.40
Recency 31 May 2016 4 January 2023
Physical cores 2 8
Threads 2 16
Chip lithography 28 nm 5 nm
Power consumption (TDP) 15 Watt 120 Watt

A9-9420 has 700% lower power consumption.

Ryzen 7 7800X3D, on the other hand, has a 2185.7% higher aggregate performance score, an age advantage of 6 years, 300% more physical cores and 700% more threads, and a 460% more advanced lithography process.

The Ryzen 7 7800X3D is our recommended choice as it beats the A9-9420 in performance tests.

Be aware that A9-9420 is a notebook processor while Ryzen 7 7800X3D is a desktop one.


Should you still have questions on choice between A9-9420 and Ryzen 7 7800X3D, ask them in Comments section, and we shall answer.

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


AMD A9-9420
A9-9420
AMD Ryzen 7 7800X3D
Ryzen 7 7800X3D

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