A8-3870K vs A10-4655M

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Aggregate performance score

A10-4655M
2012
4 cores / 4 threads, 25 Watt
1.08

A8-3870K outperforms A10-4655M by a considerable 41% based on our aggregate benchmark results.

Primary details

Comparing A10-4655M and A8-3870K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking24192155
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesAMD A-Seriesno data
Power efficiency3.941.39
Architecture codenameTrinity (2012−2013)Llano (2011−2012)
Release date15 May 2012 (12 years ago)20 December 2011 (12 years ago)

Detailed specifications

A10-4655M and A8-3870K 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 speed2 GHz3 GHz
Boost clock speed2.8 GHz3 GHz
L1 cache192 KB128 KB (per core)
L2 cache4 MB (shared)1 MB (per core)
L3 cache0 KB0 KB
Chip lithography32 nm32 nm
Die size246 mm2228 mm2
Maximum case temperature (TCase)100 °Cno data
Number of transistors1,178 million1,178 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier-+

Compatibility

Information on A10-4655M and A8-3870K 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
SocketFP2FM1
Power consumption (TDP)25 Watt100 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A10-4655M and A8-3870K. You'll probably need this information if you require some particular technology.

Instruction set extensions86x SSE (1, 2, 3, 3S, 4.1, 4.2, 4A),-64, AES, AVX, FMAno data
AES-NI+-
FMA+-
AVX+-

Virtualization technologies

Virtual machine speed-up technologies supported by A10-4655M and A8-3870K are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by A10-4655M and A8-3870K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesunknown Dual-channelDDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon HD 7620GAMD Radeon HD 6550D

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.

A10-4655M 1.08
A8-3870K 1.52
+40.7%

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.

A10-4655M 1658
A8-3870K 2321
+40%

Gaming performance

Pros & cons summary


Performance score 1.08 1.52
Integrated graphics card 0.94 1.04
Recency 15 May 2012 20 December 2011
Power consumption (TDP) 25 Watt 100 Watt

A10-4655M has an age advantage of 4 months, and 300% lower power consumption.

A8-3870K, on the other hand, has a 40.7% higher aggregate performance score, and 10.6% faster integrated GPU.

The A8-3870K is our recommended choice as it beats the A10-4655M in performance tests.

Be aware that A10-4655M is a notebook processor while A8-3870K is a desktop one.


Should you still have questions on choice between A10-4655M and A8-3870K, 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 A10-4655M
A10-4655M
AMD A8-3870K
A8-3870K

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We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

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Questions & comments

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