Intel Core i9-12900KF vs AMD FX-4100

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CPU comparison with benchmarks


Intel Core i9-12900KF CPU1 vs CPU2 AMD FX-4100
Intel Core i9-12900KF AMD FX-4100

CPU comparison

In this CPU comparison, we compare the Intel Core i9-12900KF and the AMD FX-4100 and use benchmarks to check which processor is faster.

We compare the Intel Core i9-12900KF 16 core processor released in Q4/2021 with the AMD FX-4100 which has 4 CPU cores and was introduced in Q4/2011.
Intel Core i9 (78) Family AMD FX (30)
Intel Core i 12000 (34) CPU group AMD FX-4100/4200 (5)
12 Generation 1
Alder Lake S Architecture Zambezi (Bulldozer)
Desktop / Server Segment Desktop / Server
Intel Core i9-11900KF Predecessor --
Intel Core i9-13900KF Successor --

CPU Cores and Base Frequency

The Intel Core i9-12900KF is a 16 core processor with a clock frequency of 3.20 GHz (5.20 GHz). The processor can compute 24 threads at the same time. The AMD FX-4100 clocks with 3.60 GHz (3.80 GHz), has 4 CPU cores and can calculate 4 threads in parallel.

Intel Core i9-12900KF Characteristic AMD FX-4100
16 Cores 4
24 Threads 4
hybrid (big.LITTLE) Core architecture normal
Yes Hyperthreading No
Yes Overclocking ? Yes
3.20 GHz (5.20 GHz)
8x Golden Cove
A-Core 3.60 GHz (3.80 GHz)
2.40 GHz (3.90 GHz)
8x Gracemont
B-Core --

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.

Intel Core i9-12900KF Characteristic AMD FX-4100
-- 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.

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

Up to 128 GB of memory in a maximum of 2 memory channels is supported by the Intel Core i9-12900KF, while the AMD FX-4100 supports a maximum of GB of memory with a maximum memory bandwidth of -- enabled.

Intel Core i9-12900KF Characteristic AMD FX-4100
DDR5-4800, DDR4-3200 Memory DDR3-1866
128 GB Max. Memory
2 (Dual Channel) Memory channels 2 (Dual Channel)
76.8 GB/s Max. Bandwidth --
No ECC Yes
14.00 MB L2 Cache --
30.00 MB L3 Cache 8.00 MB
5.0 PCIe version --
20 PCIe lanes --
78.8 GB/s PCIe Bandwidth --

Thermal Management

The Intel Core i9-12900KF has a TDP of 125 W. The TDP of the AMD FX-4100 is 95 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Core i9-12900KF Characteristic AMD FX-4100
125 W TDP (PL1 / PBP) 95 W
241 W TDP (PL2) --
-- TDP up --
-- TDP down --
100 °C Tjunction max. --

Technical details

The Intel Core i9-12900KF has 44.00 MB cache and is manufactured in 10 nm. The cache of AMD FX-4100 is at 8.00 MB. The processor is manufactured in 32 nm.

Intel Core i9-12900KF Characteristic AMD FX-4100
10 nm Technology 32 nm
Monolithic Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX2+ ISA extensions SSE4.1, SSE4.2, AVX
LGA 1700 Socket AM3+
VT-x, VT-x EPT, VT-d Virtualization AMD-V
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Linux
Q4/2021 Release date Q4/2011
564 $ Release price 90 $
show more data show more data


Rate these processors

Here you can rate the Intel Core i9-12900KF to help other visitors make their purchasing decisions. The average rating is 4.5 stars (2 ratings). Rate now:
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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
⌀ Multi core performance in 3 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.
Intel Core i9-12900KF Intel Core i9-12900KF
16C 24T @ 5.20 GHz
1990 (100%)
AMD FX-4100 AMD FX-4100
4C 4T @ 3.80 GHz
469 (24%)

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.
Intel Core i9-12900KF Intel Core i9-12900KF
16C 24T @ 5.00 GHz
17595 (100%)
AMD FX-4100 AMD FX-4100
4C 4T @ 3.80 GHz
1294 (7%)

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.
Intel Core i9-12900KF Intel Core i9-12900KF
16C 24T @ 5.00 GHz
41207 (100%)
AMD FX-4100 AMD FX-4100
4C 4T @ 3.80 GHz
4051 (10%)

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.
Intel Core i9-12900KF Intel Core i9-12900KF
16C 24T @ 3.20 GHz
11365 (100%)
AMD FX-4100 AMD FX-4100
4C 4T @ 3.60 GHz
636 (6%)

Cinebench 2024 (Single-Core)

The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.
Intel Core i9-12900KF Intel Core i9-12900KF
16C 24T @ 5.20 GHz
124 (100%)
AMD FX-4100 AMD FX-4100
4C 4T @ 3.80 GHz
0 (0%)

Cinebench 2024 (Multi-Core)

The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.
Intel Core i9-12900KF Intel Core i9-12900KF
16C 24T @ 5.20 GHz
1564 (100%)
AMD FX-4100 AMD FX-4100
4C 4T @ 3.80 GHz
0 (0%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 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.
Intel Core i9-12900KF Intel Core i9-12900KF
16C 24T @ 5.20 GHz
1997 (100%)
AMD FX-4100 AMD FX-4100
4C 4T @ 3.80 GHz
0 (0%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 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.
Intel Core i9-12900KF Intel Core i9-12900KF
16C 24T @ 5.00 GHz
27472 (100%)
AMD FX-4100 AMD FX-4100
4C 4T @ 3.80 GHz
0 (0%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Core i9-12900KF Intel Core i9-12900KF
16C 24T @ 5.20 GHz
2664 (100%)
AMD FX-4100 AMD FX-4100
4C 4T @ 3.80 GHz
0 (0%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Core i9-12900KF Intel Core i9-12900KF
16C 24T @ 5.00 GHz
15986 (100%)
AMD FX-4100 AMD FX-4100
4C 4T @ 3.80 GHz
0 (0%)

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.
Intel Core i9-12900KF Intel Core i9-12900KF
16C 24T @ 5.20 GHz
779 (100%)
AMD FX-4100 AMD FX-4100
4C 4T @ 3.80 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.
Intel Core i9-12900KF Intel Core i9-12900KF
16C 24T @ 5.00 GHz
10511 (100%)
AMD FX-4100 AMD FX-4100
4C 4T @ 3.80 GHz
0 (0%)

Blender 3.1 Benchmark

In the Blender Benchmark 3.1, the scenes "monster", "junkshop" and "classroom" are rendered and the time required by the system is measured. In our benchmark we test the CPU and not the graphics card. Blender 3.1 was presented as a standalone version in March 2022.
Intel Core i9-12900KF Intel Core i9-12900KF
16C 24T @ 5.00 GHz
364 (100%)
AMD FX-4100 AMD FX-4100
4C 4T @ 3.80 GHz
0 (0%)

Blender 2.81 (bmw27)

Blender is a free 3D graphics software for rendering (creating) 3D bodies, which can also be textured and animated in the software. The Blender benchmark creates predefined scenes and measures the time (s) required for the entire scene. The shorter the time required, the better. We selected bmw27 as the benchmark scene.
Intel Core i9-12900KF Intel Core i9-12900KF
16C 24T @ 5.00 GHz
0 (0%)
AMD FX-4100 AMD FX-4100
4C 4T @ 3.80 GHz
1776.4 (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.
Intel Core i9-12900KF Intel Core i9-12900KF
16C 24T @ 5.00 GHz
819 (100%)
AMD FX-4100 AMD FX-4100
4C 4T @ 3.80 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.
Intel Core i9-12900KF Intel Core i9-12900KF
16C 24T @ 5.20 GHz
294 (100%)
AMD FX-4100 AMD FX-4100
4C 4T @ 3.80 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.
Intel Core i9-12900KF Intel Core i9-12900KF
16C 24T @ 5.00 GHz
4111 (100%)
AMD FX-4100 AMD FX-4100
4C 4T @ 3.80 GHz
0 (0%)

CPU performance per watt (efficiency)

Efficiency of the processor under full load in the Cinebench R23 (multi-core) benchmark. The benchmark result is divided by the average energy required (CPU package power in watts). The higher the value, the more efficient the CPU is under full load.
Intel Core i9-12900KF Intel Core i9-12900KF
27,472 CB R23 MC @ 240 W
114 (100%)
AMD FX-4100 AMD FX-4100
3.60 GHz
0 (0%)

Devices using this processor

Intel Core i9-12900KF AMD FX-4100
Unknown Unknown

News and articles for the Intel Core i9-12900KF and the AMD FX-4100


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