A9-9425 vs A8-5550M

VS

Aggregate performance score

A8-5550M
2013
4 cores / 4 threads, 35 Watt
1.20
A9-9425
2016
2 cores / 2 threads, 15 Watt
1.76
+46.7%

A9-9425 outperforms A8-5550M by a considerable 47% based on our aggregate benchmark results.

Primary details

Comparing A8-5550M and A9-9425 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking23512029
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesAMD A-SeriesAMD Bristol Ridge
Power efficiency3.1810.90
Architecture codenameRichland (2013−2014)Stoney Ridge (2016−2019)
Release date1 June 2013 (11 years ago)31 May 2016 (8 years ago)

Detailed specifications

A8-5550M and A9-9425 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)2 (Dual-core)
Threads42
Base clock speed2.1 GHz3.1 GHz
Boost clock speed3.1 GHz3.7 GHz
L1 cache128 KB (per core)128K (per core)
L2 cache1 MB (per core)1 MB (per core)
L3 cache0 KBno data
Chip lithography32 nm28 nm
Die size246 mm2124.5 mm2
Maximum core temperatureno data90 °C
Maximum case temperature (TCase)71 °C74 °C
Number of transistors1,178 million1,200 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on A8-5550M and A9-9425 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
SocketFS1r2FT4
Power consumption (TDP)35 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A8-5550M and A9-9425. 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, FMAMMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, TBM, FMA4, XOP, SMEP, CPB, AES-NI, RDRAND
AES-NI++
FMA++
AVX++

Virtualization technologies

Virtual machine speed-up technologies supported by A8-5550M and A9-9425 are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by A8-5550M and A9-9425. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon HD 8550GAMD Radeon R5 (Stoney Ridge)

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.

A8-5550M 1.20
A9-9425 1.76
+46.7%

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.

A8-5550M 1869
+23.5%
A9-9425 1513

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.

A8-5550M 280
A9-9425 320
+14.3%

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.

A8-5550M 659
+36.7%
A9-9425 482

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.

A8-5550M 2321
A9-9425 2686
+15.7%

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.

A8-5550M 5844
+34.7%
A9-9425 4338

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

A8-5550M 2795
+20.8%
A9-9425 2314

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.

A8-5550M 26.02
A9-9425 25.83
+0.7%

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.

A8-5550M 2
+36.7%
A9-9425 2

Cinebench 15 64-bit multi-core

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

A8-5550M 188
+50.4%
A9-9425 125

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.

A8-5550M 68
A9-9425 76
+11.8%

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.

A8-5550M 0.78
A9-9425 0.9
+15.4%

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.

A8-5550M 1.3
+36.8%
A9-9425 1

x264 encoding pass 2

x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.  

A8-5550M 13
+39.1%
A9-9425 10

x264 encoding pass 1

x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.  

A8-5550M 71
+39.8%
A9-9425 51

WinRAR 4.0

WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.

A8-5550M 1933
+117%
A9-9425 891

Geekbench 3 32-bit multi-core

A8-5550M 4417
+32.9%
A9-9425 3323

Geekbench 3 32-bit single-core

A8-5550M 1691
A9-9425 2039
+20.6%

Geekbench 2

A8-5550M 4432
A9-9425 4518
+1.9%

Gaming performance

Pros & cons summary


Performance score 1.20 1.76
Integrated graphics card 1.07 1.48
Recency 1 June 2013 31 May 2016
Physical cores 4 2
Threads 4 2
Chip lithography 32 nm 28 nm
Power consumption (TDP) 35 Watt 15 Watt

A8-5550M has 100% more physical cores and 100% more threads.

A9-9425, on the other hand, has a 46.7% higher aggregate performance score, 38.3% faster integrated GPU, an age advantage of 2 years, a 14.3% more advanced lithography process, and 133.3% lower power consumption.

The A9-9425 is our recommended choice as it beats the A8-5550M in performance tests.


Should you still have questions on choice between A8-5550M and A9-9425, ask them in Comments section, and we shall answer.

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AMD A8-5550M
A8-5550M
AMD A9-9425
A9-9425

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Questions & comments

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