A6-3420M vs FX-8320

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Aggregate performance score

FX-8320
2012
8 cores / 8 threads, 125 Watt
3.43
+323%
A6-3420M
2011
4 cores / 4 threads, 35 Watt
0.81

FX-8320 outperforms A6-3420M by a whopping 323% based on our aggregate benchmark results.

Primary details

Comparing FX-8320 and A6-3420M processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking15492588
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Seriesno dataAMD A-Series
Power efficiency2.602.19
Architecture codenameVishera (2012−2015)Llano (2011−2012)
Release date23 October 2012 (12 years ago)20 December 2011 (12 years ago)

Detailed specifications

FX-8320 and A6-3420M 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 cores8 (Octa-Core)4 (Quad-Core)
Threads84
Base clock speed3.5 GHz1.5 GHz
Boost clock speed4 GHz2.4 GHz
L1 cacheno data128 KB (per core)
L2 cache8192 KB1 MB (per core)
L3 cacheno data0 KB
Chip lithography32 nm32 nm
Die size315 mm2228 mm2
Maximum core temperature61 °Cno data
Number of transistors1,200 million1,178 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-
P0 Vcore voltageMin: 1.2 V - Max: 1.4 Vno data

Compatibility

Information on FX-8320 and A6-3420M 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
SocketAM3+FS1
Power consumption (TDP)125 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by FX-8320 and A6-3420M. You'll probably need this information if you require some particular technology.

Instruction set extensionsno data3DNow!, MMX, SSE, SSE2, SSE3, SSE4a, Radeon HD 6480G
AES-NI+-
FMA+-
AVX+-

Virtualization technologies

Virtual machine speed-up technologies supported by FX-8320 and A6-3420M are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by FX-8320 and A6-3420M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon HD 6520G

Peripherals

Specifications and connection of peripherals supported by FX-8320 and A6-3420M.

PCIe versionn/ano 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.

FX-8320 3.43
+323%
A6-3420M 0.81

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.

FX-8320 5443
+321%
A6-3420M 1294

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.

FX-8320 460
+92.5%
A6-3420M 239

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.

FX-8320 1808
+189%
A6-3420M 625

Gaming performance

Pros & cons summary


Performance score 3.43 0.81
Recency 23 October 2012 20 December 2011
Physical cores 8 4
Threads 8 4
Power consumption (TDP) 125 Watt 35 Watt

FX-8320 has a 323.5% higher aggregate performance score, an age advantage of 10 months, and 100% more physical cores and 100% more threads.

A6-3420M, on the other hand, has 257.1% lower power consumption.

The FX-8320 is our recommended choice as it beats the A6-3420M in performance tests.

Note that FX-8320 is a desktop processor while A6-3420M is a notebook one.


Should you still have questions on choice between FX-8320 and A6-3420M, ask them in Comments section, and we shall answer.

Vote for your favorite

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AMD FX-8320
FX-8320
AMD A6-3420M
A6-3420M

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Community ratings

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


4.2 1389 votes

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3.6 196 votes

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Questions & comments

Here you can ask a question about FX-8320 or A6-3420M, agree or disagree with our judgements, or report an error or mismatch.