A8-4555M vs A6-5400K

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Aggregate performance score

A6-5400K
2012
2 cores / 2 threads, 65 Watt
0.80
A8-4555M
2012
4 cores / 4 threads, 19 Watt
0.84
+5%

A8-4555M outperforms A6-5400K by a small 5% based on our aggregate benchmark results.

Primary details

Comparing A6-5400K and A8-4555M processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking26002571
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Seriesno dataAMD A-Series
Power efficiency1.164.18
Architecture codenameTrinity (2012−2013)Trinity (2012−2013)
Release date2 October 2012 (12 years ago)27 September 2012 (12 years ago)

Detailed specifications

A6-5400K and A8-4555M 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)4 (Quad-Core)
Threads24
Base clock speed3.6 GHz1.6 GHz
Boost clock speed3.8 GHz2.4 GHz
L1 cache128 KB (per core)192 KB
L2 cache1 MB (per core)4 MB (shared)
L3 cache0 KB0 KB
Chip lithography32 nm32 nm
Die size246 mm2246 mm2
Maximum case temperature (TCase)70 °C100 °C
Number of transistors1,178 million1,178 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-

Compatibility

Information on A6-5400K and A8-4555M 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
SocketFM2FP2
Power consumption (TDP)65 Watt19 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A6-5400K and A8-4555M. You'll probably need this information if you require some particular technology.

Instruction set extensionsno data86x SSE (1, 2, 3, 3S, 4.1, 4.2, 4A),-64, AES, AVX, FMA
AES-NI-+
FMA-+
AVX-+

Virtualization technologies

Virtual machine speed-up technologies supported by A6-5400K and A8-4555M are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by A6-5400K and A8-4555M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3unknown Dual-channel

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardRadeon HD 7540DAMD Radeon HD 7600G

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.

A6-5400K 0.80
A8-4555M 0.84
+5%

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.

A6-5400K 1275
A8-4555M 1331
+4.4%

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.

A6-5400K 381
+46.5%
A8-4555M 260

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.

A6-5400K 512
A8-4555M 557
+8.8%

Gaming performance

Pros & cons summary


Performance score 0.80 0.84
Physical cores 2 4
Threads 2 4
Power consumption (TDP) 65 Watt 19 Watt

A8-4555M has a 5% higher aggregate performance score, 100% more physical cores and 100% more threads, and 242.1% lower power consumption.

Given the minimal performance differences, no clear winner can be declared between A6-5400K and A8-4555M.

Note that A6-5400K is a desktop processor while A8-4555M is a notebook one.


Should you still have questions on choice between A6-5400K and A8-4555M, ask them in Comments section, and we shall answer.

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AMD A6-5400K
A6-5400K
AMD A8-4555M
A8-4555M

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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 A6-5400K or A8-4555M, agree or disagree with our judgements, or report an error or mismatch.