AMD FX-8120 vs AMD Athlon Silver 7120C

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CPU comparison with benchmarks


AMD FX-8120 CPU1 vs CPU2 AMD Athlon Silver 7120C
AMD FX-8120 AMD Athlon Silver 7120C

CPU comparison

In this CPU comparison, we compare the AMD FX-8120 and the AMD Athlon Silver 7120C and use benchmarks to check which processor is faster.

We compare the AMD FX-8120 8 core processor released in Q2/2012 with the AMD Athlon Silver 7120C which has 2 CPU cores and was introduced in Q3/2022.
AMD FX (30) Family AMD Athlon (29)
AMD FX-8000 (11) CPU group AMD Athlon Silver 7000 (2)
2 Generation 5
Vishera (Bulldozer) Architecture Mendocino (Zen2)
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD FX-8120 is a 8 core processor with a clock frequency of 3.10 GHz (4.00 GHz). The processor can compute 8 threads at the same time. The AMD Athlon Silver 7120C clocks with 2.40 GHz (3.50 GHz), has 2 CPU cores and can calculate 2 threads in parallel.

AMD FX-8120 Characteristic AMD Athlon Silver 7120C
8 Cores 2
8 Threads 2
normal Core architecture normal
No Hyperthreading No
Yes Overclocking ? No
3.10 GHz Frequency 2.40 GHz
4.00 GHz Turbo Frequency (1 Core) 3.50 GHz
4.00 GHz Turbo Frequency (All Cores) --

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 FX-8120 Characteristic AMD Athlon Silver 7120C
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

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.

no iGPU GPU AMD Radeon 610M
GPU frequency 0.40 GHz
-- GPU (Turbo) 1.90 GHz
-- GPU Generation 9
Technology 6 nm
Max. displays 3
-- Compute units 2
-- Shader 128
No Hardware Raytracing Yes
No Frame Generation No
-- Max. GPU Memory 8 GB
-- DirectX Version 12

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 AMD Radeon 610M
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
No Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode / Encode
No Codec AV1 Decode
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

Up to GB of memory in a maximum of 2 memory channels is supported by the AMD FX-8120, while the AMD Athlon Silver 7120C supports a maximum of 16 GB of memory with a maximum memory bandwidth of 44.0 GB/s enabled.

AMD FX-8120 Characteristic AMD Athlon Silver 7120C
DDR3-1866 Memory LPDDR5-5500
Max. Memory 16 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
29.9 GB/s Max. Bandwidth 44.0 GB/s
Yes ECC No
-- L2 Cache 1.00 MB
8.00 MB L3 Cache 2.00 MB
-- PCIe version 3.0
-- PCIe lanes 4
-- PCIe Bandwidth 3.9 GB/s

Thermal Management

The AMD FX-8120 has a TDP of 95 W. The TDP of the AMD Athlon Silver 7120C is 15 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD FX-8120 Characteristic AMD Athlon Silver 7120C
95 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 95 °C

Technical details

The AMD FX-8120 has 8.00 MB cache and is manufactured in 32 nm. The cache of AMD Athlon Silver 7120C is at 3.00 MB. The processor is manufactured in 6 nm.

AMD FX-8120 Characteristic AMD Athlon Silver 7120C
32 nm Technology 6 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 SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
AM3+ Socket FT6
AMD-V Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 11, Linux
Q2/2012 Release date Q3/2022
115 $ Release price --
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Rate these processors

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:
Here you can rate the AMD Athlon Silver 7120C to help other visitors make their purchasing decisions. The average rating is 5.0 stars (1 ratings). Rate now:


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-8120 AMD FX-8120
8C 8T @ 4.00 GHz
479 (100%)
AMD Athlon Silver 7120C AMD Athlon Silver 7120C
2C 2T @ 3.50 GHz
0 (0%)

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-8120 AMD FX-8120
8C 8T @ 4.00 GHz
2085 (100%)
AMD Athlon Silver 7120C AMD Athlon Silver 7120C
2C 2T @ 2.40 GHz
0 (0%)

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 FX-8120 AMD FX-8120
@ 0.00 GHz
0 (0%)
AMD Athlon Silver 7120C AMD Athlon Silver 7120C
AMD Radeon 610M @ 1.90 GHz
383 (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-8120 AMD FX-8120
8C 8T @ 4.00 GHz
6596 (100%)
AMD Athlon Silver 7120C AMD Athlon Silver 7120C
2C 2T @ 2.40 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-8120 AMD FX-8120
8C 8T @ 4.00 GHz
89 (100%)
AMD Athlon Silver 7120C AMD Athlon Silver 7120C
2C 2T @ 3.50 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 FX-8120 AMD FX-8120
8C 8T @ 4.00 GHz
587 (100%)
AMD Athlon Silver 7120C AMD Athlon Silver 7120C
2C 2T @ 2.40 GHz
0 (0%)

Devices using this processor

AMD FX-8120 AMD Athlon Silver 7120C
Unknown Unknown

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