AMD A6-3420M vs AMD FX-6120

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CPU comparison with benchmarks


AMD A6-3420M CPU1 vs CPU2 AMD FX-6120
AMD A6-3420M AMD FX-6120

CPU comparison

AMD A6-3420M or AMD FX-6120 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The AMD A6-3420M has 4 cores with 4 threads and clocks with a maximum frequency of 2.40 GHz. Up to GB of memory is supported in 2 memory channels. The AMD A6-3420M was released in Q4/2011.

The AMD FX-6120 has 6 cores with 6 threads and clocks with a maximum frequency of 4.10 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD FX-6120 was released in Q2/2012.
AMD A (112) Family AMD FX (30)
AMD A6-3000M (9) CPU group AMD FX-6100/6200 (3)
1 Generation 1
Llano (K10) Architecture Zambezi (Bulldozer)
Mobile Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD A6-3420M has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the AMD A6-3420M is 1.50 GHz (2.40 GHz) while the AMD FX-6120 has 6 CPU cores and 6 threads can calculate simultaneously. The clock frequency of the AMD FX-6120 is at 3.50 GHz (4.10 GHz).

AMD A6-3420M Characteristic AMD FX-6120
4 Cores 6
4 Threads 6
normal Core architecture normal
No Hyperthreading No
Yes Overclocking ? Yes
1.50 GHz Frequency 3.50 GHz
2.40 GHz Turbo Frequency (1 Core) 4.10 GHz
2.40 GHz Turbo Frequency (All Cores) 4.10 GHz

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

AMD A6-3420M Characteristic AMD FX-6120
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The AMD A6-3420M or AMD FX-6120 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

AMD Radeon HD 6520G GPU no iGPU
0.40 GHz GPU frequency --
-- GPU (Turbo) --
3 GPU Generation --
32 nm Technology
2 Max. displays
5 Compute units --
320 Shader --
No Hardware Raytracing No
No Frame Generation No
1 GB Max. GPU Memory --
11 DirectX Version --

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 6520G GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
Decode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The AMD A6-3420M can use up to GB of memory in 2 memory channels. The maximum memory bandwidth is 21.3 GB/s. The AMD FX-6120 supports up to GB of memory in 2 memory channels and achieves a memory bandwidth of up to 29.9 GB/s.

AMD A6-3420M Characteristic AMD FX-6120
DDR3-1333 Memory DDR3-1866
Max. Memory
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 29.9 GB/s
No ECC Yes
-- L2 Cache --
4.00 MB L3 Cache 8.00 MB
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the AMD A6-3420M is 35 W, while the AMD FX-6120 has a TDP of 95 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

AMD A6-3420M Characteristic AMD FX-6120
35 W TDP (PL1 / PBP) 95 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The AMD A6-3420M is manufactured in 32 nm and has 4.00 MB cache. The AMD FX-6120 is manufactured in 32 nm and has a 8.00 MB cache.

AMD A6-3420M Characteristic AMD FX-6120
32 nm Technology 32 nm
Unknown Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE3, SSE4a ISA extensions SSE4.1, SSE4.2, AVX
FS1 Socket AM3+
AMD-V Virtualization AMD-V
No AES-NI Yes
Operating systems Windows 10, Linux
Q4/2011 Release date Q2/2012
-- Release price --
show more data show more data


Rate these processors

Here you can rate the AMD A6-3420M to help other visitors make their purchasing decisions. The average rating is 3.0 stars (1 ratings). Rate now:
Here you can rate the AMD FX-6120 to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
AMD A6-3420M (52%)
AMD FX-6120 (100%)
⌀ Multi core performance in 2 CPU benchmarks
AMD A6-3420M (39%)
AMD FX-6120 (100%)

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 A6-3420M AMD A6-3420M
4C 4T @ 2.40 GHz
259 (52%)
AMD FX-6120 AMD FX-6120
6C 6T @ 4.10 GHz
497 (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 A6-3420M AMD A6-3420M
4C 4T @ 2.40 GHz
773 (42%)
AMD FX-6120 AMD FX-6120
6C 6T @ 4.10 GHz
1833 (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 A6-3420M AMD A6-3420M
4C 4T @ 2.40 GHz
2084 (36%)
AMD FX-6120 AMD FX-6120
6C 6T @ 4.10 GHz
5801 (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 A6-3420M AMD A6-3420M
AMD Radeon HD 6520G @ 0.40 GHz
256 (100%)
AMD FX-6120 AMD FX-6120
@ 0.00 GHz
0 (0%)

Devices using this processor

AMD A6-3420M AMD FX-6120
Unknown Unknown

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