AMD A4-3400 vs AMD A8-3850

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CPU comparison with benchmarks


AMD A4-3400 CPU1 vs CPU2 AMD A8-3850
AMD A4-3400 AMD A8-3850

CPU comparison

In this CPU comparison, we compare the AMD A4-3400 and the AMD A8-3850 and use benchmarks to check which processor is faster.

We compare the AMD A4-3400 2 core processor released in Q3/2011 with the AMD A8-3850 which has 4 CPU cores and was introduced in Q3/2011.
AMD A (112) Family AMD A (112)
AMD A4-3000 (3) CPU group AMD A8-3000 (4)
1 Generation 1
Llano (K10) Architecture Llano (K10)
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD A4-3400 is a 2 core processor with a clock frequency of 2.70 GHz. The processor can compute 2 threads at the same time. The AMD A8-3850 clocks with 2.90 GHz, has 4 CPU cores and can calculate 4 threads in parallel.

AMD A4-3400 Characteristic AMD A8-3850
2 Cores 4
2 Threads 4
normal Core architecture normal
No Hyperthreading No
Yes Overclocking ? Yes
2.70 GHz Frequency 2.90 GHz
-- Turbo Frequency (1 Core) --
-- Turbo Frequency (All Cores) --

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

AMD A4-3400 Characteristic AMD A8-3850
-- AI hardware --
-- AI specifications --

Internal Graphics

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

AMD Radeon HD 6410D GPU AMD Radeon HD 6550D
0.60 GHz GPU frequency 0.60 GHz
-- GPU (Turbo) --
3 GPU Generation 3
32 nm Technology 32 nm
2 Max. displays 2
2 Compute units 5
160 Shader 400
No Hardware Raytracing No
No Frame Generation No
1 GB Max. GPU Memory 1 GB
11 DirectX Version 11

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

AMD Radeon HD 6410D GPU AMD Radeon HD 6550D
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode Codec h264 Decode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
Decode Codec AVC Decode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

Up to GB of memory in a maximum of 2 memory channels is supported by the AMD A4-3400, while the AMD A8-3850 supports a maximum of GB of memory with a maximum memory bandwidth of 25.6 GB/s enabled.

AMD A4-3400 Characteristic AMD A8-3850
DDR3-1600 Memory DDR3-1600
Max. Memory
2 (Dual Channel) Memory channels 2 (Dual Channel)
25.6 GB/s Max. Bandwidth 25.6 GB/s
No ECC No
1.00 MB L2 Cache --
-- L3 Cache 4.00 MB
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The AMD A4-3400 has a TDP of 65 W. The TDP of the AMD A8-3850 is 100 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD A4-3400 Characteristic AMD A8-3850
65 W TDP (PL1 / PBP) 100 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The AMD A4-3400 has 1.00 MB cache and is manufactured in 32 nm. The cache of AMD A8-3850 is at 4.00 MB. The processor is manufactured in 32 nm.

AMD A4-3400 Characteristic AMD A8-3850
32 nm Technology 32 nm
Unknown Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE3, SSE4a ISA extensions SSE3, SSE4a
FM1 Socket FM1
AMD-V Virtualization AMD-V
No AES-NI No
Windows 10, Linux Operating systems Windows 10, Linux
Q3/2011 Release date Q3/2011
28 $ Release price 85 $
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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
⌀ Multi core performance in 2 CPU benchmarks

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD A4-3400 AMD A4-3400
2C 2T @ 2.70 GHz
349 (96%)
AMD A8-3850 AMD A8-3850
4C 4T @ 2.90 GHz
363 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD A4-3400 AMD A4-3400
2C 2T @ 2.70 GHz
643 (55%)
AMD A8-3850 AMD A8-3850
4C 4T @ 2.90 GHz
1159 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
AMD A4-3400 AMD A4-3400
AMD Radeon HD 6410D @ 0.60 GHz
192 (40%)
AMD A8-3850 AMD A8-3850
AMD Radeon HD 6550D @ 0.60 GHz
480 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
AMD A4-3400 AMD A4-3400
2C 2T @ 2.70 GHz
1082 (30%)
AMD A8-3850 AMD A8-3850
4C 4T @ 2.90 GHz
3555 (100%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD A4-3400 AMD A4-3400
2C 2T @ 2.70 GHz
125 (100%)
AMD A8-3850 AMD A8-3850
4C 4T @ 2.90 GHz
0 (0%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD A4-3400 AMD A4-3400
2C 2T @ 2.70 GHz
245 (100%)
AMD A8-3850 AMD A8-3850
4C 4T @ 2.90 GHz
0 (0%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
AMD A4-3400 AMD A4-3400
2C 2T @ 2.70 GHz
243 (100%)
AMD A8-3850 AMD A8-3850
4C 4T @ 2.90 GHz
0 (0%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD A4-3400 AMD A4-3400
2C 2T @ 2.70 GHz
66 (100%)
AMD A8-3850 AMD A8-3850
4C 4T @ 2.90 GHz
0 (0%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD A4-3400 AMD A4-3400
2C 2T @ 2.70 GHz
125 (100%)
AMD A8-3850 AMD A8-3850
4C 4T @ 2.90 GHz
0 (0%)

Devices using this processor

AMD A4-3400 AMD A8-3850
Unknown Unknown

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