A8-3550MX vs A8-3870K

VS

Aggregate performance score

A8-3870K
2011
4 cores / 4 threads, 100 Watt
1.47
+38.7%
A8-3550MX
2011
4 cores / 4 threads, 45 Watt
1.06

A8-3870K outperforms A8-3550MX by a substantial 39% based on our aggregate benchmark results.

Primary details

Comparing A8-3870K and A8-3550MX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking21752431
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Seriesno dataAMD A-Series
Power efficiency1.392.23
Architecture codenameLlano (2011−2012)Llano (2011−2012)
Release date20 December 2011 (13 years ago)20 December 2011 (13 years ago)

Detailed specifications

A8-3870K and A8-3550MX 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)4 (Quad-Core)
Threads44
Base clock speed3 GHz2 GHz
Boost clock speed3 GHz2.7 GHz
L1 cache128 KB (per core)128K (per core)
L2 cache1 MB (per core)1 MB (per core)
L3 cache0 KB0 KB
Chip lithography32 nm32 nm
Die size228 mm2228 mm2
Number of transistors1,178 million1,178 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-

Compatibility

Information on A8-3870K and A8-3550MX 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
SocketFM1FS1
Power consumption (TDP)100 Watt45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A8-3870K and A8-3550MX. You'll probably need this information if you require some particular technology.

Instruction set extensionsno data3DNow!, MMX, SSE, SSE2, SSE3, SSE4a, Radeon HD 6620G

Virtualization technologies

Virtual machine speed-up technologies supported by A8-3870K and A8-3550MX are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by A8-3870K and A8-3550MX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon HD 6550DAMD Radeon HD 6620G (444 MHz)

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.

A8-3870K 1.47
+38.7%
A8-3550MX 1.06

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.

A8-3870K 2328
+38%
A8-3550MX 1687

Gaming performance

Pros & cons summary


Performance score 1.47 1.06
Integrated graphics card 1.04 0.88
Power consumption (TDP) 100 Watt 45 Watt

A8-3870K has a 38.7% higher aggregate performance score, and 18.2% faster integrated GPU.

A8-3550MX, on the other hand, has 122.2% lower power consumption.

The A8-3870K is our recommended choice as it beats the A8-3550MX in performance tests.

Note that A8-3870K is a desktop processor while A8-3550MX is a notebook one.


Should you still have questions on choice between A8-3870K and A8-3550MX, ask them in Comments section, and we shall answer.

Vote for your favorite

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AMD A8-3870K
A8-3870K
AMD A8-3550MX
A8-3550MX

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Community ratings

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


4.1 214 votes

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4 24 votes

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Questions & comments

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