AMD FX-4300 vs AMD FX-8120

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CPU comparison with benchmarks


AMD FX-4300 CPU1 vs CPU2 AMD FX-8120
AMD FX-4300 AMD FX-8120

CPU comparison

AMD FX-4300 or AMD FX-8120 - 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 FX-4300 has 4 cores with 4 threads and clocks with a maximum frequency of 3.80 GHz. Up to GB of memory is supported in 2 memory channels. The AMD FX-4300 was released in Q4/2012.

The AMD FX-8120 has 8 cores with 8 threads and clocks with a maximum frequency of 4.00 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD FX-8120 was released in Q2/2012.
AMD FX (30) Family AMD FX (30)
AMD FX-4300 (3) CPU group AMD FX-8000 (11)
2 Generation 2
Vishera (Bulldozer) Architecture Vishera (Bulldozer)
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD FX-4300 is a 4 core processor with a clock frequency of 3.80 GHz. The AMD FX-8120 has 8 CPU cores with a clock frequency of 3.10 GHz (4.00 GHz).

AMD FX-4300 Characteristic AMD FX-8120
4 Cores 8
4 Threads 8
normal Core architecture normal
No Hyperthreading No
Yes Overclocking ? Yes
3.80 GHz Frequency 3.10 GHz
-- Turbo Frequency (1 Core) 4.00 GHz
-- Turbo Frequency (All Cores) 4.00 GHz

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 FX-4300 Characteristic AMD FX-8120
-- AI hardware --
-- AI specifications --

Internal Graphics

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.

no iGPU GPU no iGPU
GPU frequency --
-- GPU (Turbo) --
-- GPU Generation --
Technology
Max. displays
-- Compute units --
-- Shader --
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- 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.

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

Memory & PCIe

The AMD FX-4300 supports a maximum of GB of memory in 2 memory channels. The AMD FX-8120 can connect up to GB of memory in 2 memory channels.

AMD FX-4300 Characteristic AMD FX-8120
DDR3-1866 Memory DDR3-1866
Max. Memory
2 (Dual Channel) Memory channels 2 (Dual Channel)
-- Max. Bandwidth --
Yes ECC Yes
-- L2 Cache --
4.00 MB L3 Cache 8.00 MB
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD FX-4300 has a TDP of 95 W, that of the AMD FX-8120 is 95 W.

AMD FX-4300 Characteristic AMD FX-8120
95 W TDP (PL1 / PBP) 95 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The AMD FX-4300 has a 4.00 MB cache, while the AMD FX-8120 cache has a total of 8.00 MB.

AMD FX-4300 Characteristic AMD FX-8120
32 nm Technology 32 nm
Unknown Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX, FMA3, FMA4 ISA extensions SSE4.1, SSE4.2, AVX, FMA3, FMA4
AM3+ Socket AM3+
AMD-V Virtualization AMD-V
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q4/2012 Release date Q2/2012
85 $ Release price 115 $
show more data show more data


Rate these processors

Here you can rate the AMD FX-4300 to help other visitors make their purchasing decisions. The average rating is 4.0 stars (1 ratings). Rate now:
Here you can rate the AMD FX-8120 to help other visitors make their purchasing decisions. The average rating is 5.0 stars (1 ratings). Rate now:


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 FX-4300 AMD FX-4300
4C 4T @ 3.80 GHz
511 (100%)
AMD FX-8120 AMD FX-8120
8C 8T @ 4.00 GHz
479 (94%)

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 FX-4300 AMD FX-4300
4C 4T @ 3.80 GHz
1394 (67%)
AMD FX-8120 AMD FX-8120
8C 8T @ 4.00 GHz
2085 (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 FX-4300 AMD FX-4300
4C 4T @ 3.80 GHz
4713 (71%)
AMD FX-8120 AMD FX-8120
8C 8T @ 4.00 GHz
6596 (100%)

CPU-Z Benchmark 17 (Single-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 FX-4300 AMD FX-4300
4C 4T @ 3.80 GHz
224 (100%)
AMD FX-8120 AMD FX-8120
8C 8T @ 4.00 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 FX-4300 AMD FX-4300
4C 4T @ 3.80 GHz
739 (100%)
AMD FX-8120 AMD FX-8120
8C 8T @ 3.10 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 FX-4300 AMD FX-4300
4C 4T @ 3.80 GHz
0 (0%)
AMD FX-8120 AMD FX-8120
8C 8T @ 4.00 GHz
89 (100%)

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 FX-4300 AMD FX-4300
4C 4T @ 3.80 GHz
0 (0%)
AMD FX-8120 AMD FX-8120
8C 8T @ 4.00 GHz
587 (100%)

Devices using this processor

AMD FX-4300 AMD FX-8120
Unknown Unknown

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