AMD Athlon II X4 860K vs AMD Ryzen 9 5900

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CPU comparison with benchmarks


AMD Athlon II X4 860K CPU1 vs CPU2 AMD Ryzen 9 5900
AMD Athlon II X4 860K AMD Ryzen 9 5900

CPU comparison

AMD Athlon II X4 860K or AMD Ryzen 9 5900 - 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 Athlon II X4 860K has 4 cores with 4 threads and clocks with a maximum frequency of 4.00 GHz. Up to 32 GB of memory is supported in 2 memory channels. The AMD Athlon II X4 860K was released in Q4/2014.

The AMD Ryzen 9 5900 has 12 cores with 24 threads and clocks with a maximum frequency of 4.70 GHz. The CPU supports up to 128 GB of memory in 2 memory channels. The AMD Ryzen 9 5900 was released in Q2/2021.
AMD Athlon II (52) Family AMD Ryzen 9 (40)
AMD Athlon II X4 (Kaveri) (1) CPU group AMD Ryzen 5000 (14)
5 Generation 4
Kaveri Architecture Vermeer (Zen 3)
Desktop / Server Segment Desktop / Server
-- Predecessor AMD Ryzen 9 3900
-- Successor AMD Ryzen 9 7900

CPU Cores and Base Frequency

The AMD Athlon II X4 860K is a 4 core processor with a clock frequency of 3.70 GHz (4.00 GHz). The AMD Ryzen 9 5900 has 12 CPU cores with a clock frequency of 3.00 GHz (4.70 GHz).

AMD Athlon II X4 860K Characteristic AMD Ryzen 9 5900
4 Cores 12
4 Threads 24
normal Core architecture normal
No Hyperthreading Yes
Yes Overclocking ? Yes
3.70 GHz Frequency 3.00 GHz
4.00 GHz Turbo Frequency (1 Core) 4.70 GHz
4.00 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 Athlon II X4 860K Characteristic AMD Ryzen 9 5900
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

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 Athlon II X4 860K supports a maximum of 32 GB of memory in 2 memory channels. The AMD Ryzen 9 5900 can connect up to 128 GB of memory in 2 memory channels.

AMD Athlon II X4 860K Characteristic AMD Ryzen 9 5900
DDR3-2133 Memory DDR4-3200
32 GB Max. Memory 128 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
34.1 GB/s Max. Bandwidth 51.2 GB/s
Yes ECC Yes
4.00 MB L2 Cache 6.00 MB
-- L3 Cache 64.00 MB
3.0 PCIe version 4.0
16 PCIe lanes 20
15.8 GB/s PCIe Bandwidth 39.4 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Athlon II X4 860K has a TDP of 95 W, that of the AMD Ryzen 9 5900 is 65 W.

AMD Athlon II X4 860K Characteristic AMD Ryzen 9 5900
95 W TDP (PL1 / PBP) 65 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 95 °C

Technical details

The AMD Athlon II X4 860K has a 4.00 MB cache, while the AMD Ryzen 9 5900 cache has a total of 70.00 MB.

AMD Athlon II X4 860K Characteristic AMD Ryzen 9 5900
32 nm Technology 7 nm
Unknown Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
MMX, 3DNow!, SSE3, SSE4a ISA extensions SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
FM2+ Socket AM4 (PGA 1331)
AMD-V Virtualization AMD-V, SVM
No AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Windows 11, Linux
Q4/2014 Release date Q2/2021
70 $ Release price --
show more data show more data


Rate these processors

Here you can rate the AMD Athlon II X4 860K to help other visitors make their purchasing decisions. The average rating is 3.7 stars (3 ratings). Rate now:
Here you can rate the AMD Ryzen 9 5900 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 2 CPU benchmarks
AMD Athlon II X4 860K (32%)
AMD Ryzen 9 5900 (100%)
⌀ Multi core performance in 4 CPU benchmarks
AMD Athlon II X4 860K (10%)
AMD Ryzen 9 5900 (100%)

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.
AMD Athlon II X4 860K AMD Athlon II X4 860K
4C 4T @ 4.00 GHz
517 (32%)
AMD Ryzen 9 5900 AMD Ryzen 9 5900
12C 24T @ 4.70 GHz
1622 (100%)

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.
AMD Athlon II X4 860K AMD Athlon II X4 860K
4C 4T @ 4.00 GHz
1677 (8%)
AMD Ryzen 9 5900 AMD Ryzen 9 5900
12C 24T @ 4.10 GHz
20955 (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 Athlon II X4 860K AMD Athlon II X4 860K
4C 4T @ 4.00 GHz
539 (32%)
AMD Ryzen 9 5900 AMD Ryzen 9 5900
12C 24T @ 4.70 GHz
1688 (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 Athlon II X4 860K AMD Athlon II X4 860K
4C 4T @ 4.00 GHz
1586 (11%)
AMD Ryzen 9 5900 AMD Ryzen 9 5900
12C 24T @ 4.10 GHz
13874 (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 Athlon II X4 860K AMD Athlon II X4 860K
4C 4T @ 4.00 GHz
3410 (10%)
AMD Ryzen 9 5900 AMD Ryzen 9 5900
12C 24T @ 4.10 GHz
34570 (100%)

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 Athlon II X4 860K AMD Athlon II X4 860K
4C 4T @ 3.70 GHz
747 (10%)
AMD Ryzen 9 5900 AMD Ryzen 9 5900
12C 24T @ 3.00 GHz
7746 (100%)

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.
AMD Athlon II X4 860K AMD Athlon II X4 860K
4C 4T @ 4.00 GHz
0 (0%)
AMD Ryzen 9 5900 AMD Ryzen 9 5900
12C 24T @ 4.70 GHz
2130 (100%)

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.
AMD Athlon II X4 860K AMD Athlon II X4 860K
4C 4T @ 4.00 GHz
0 (0%)
AMD Ryzen 9 5900 AMD Ryzen 9 5900
12C 24T @ 4.10 GHz
9740 (100%)

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 Athlon II X4 860K AMD Athlon II X4 860K
4C 4T @ 4.00 GHz
670 (100%)
AMD Ryzen 9 5900 AMD Ryzen 9 5900
12C 24T @ 4.10 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 Athlon II X4 860K AMD Athlon II X4 860K
4C 4T @ 4.00 GHz
94 (100%)
AMD Ryzen 9 5900 AMD Ryzen 9 5900
12C 24T @ 4.70 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 Athlon II X4 860K AMD Athlon II X4 860K
4C 4T @ 4.00 GHz
295 (100%)
AMD Ryzen 9 5900 AMD Ryzen 9 5900
12C 24T @ 4.10 GHz
0 (0%)

Devices using this processor

AMD Athlon II X4 860K AMD Ryzen 9 5900
Unknown Unknown

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