AMD Athlon II X4 860K vs AMD Ryzen 9 4900U

Last updated: 2024-04-12

CPU comparison with benchmarks


AMD Athlon II X4 860K		AMD Ryzen 9 4900U
CPU comparison AMD Athlon II X4 860K or AMD Ryzen 9 4900U - 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 4900U has 8 cores with 16 threads and clocks with a maximum frequency of 4.40 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The AMD Ryzen 9 4900U was released in Q1/2020.

AMD Athlon II (52)	Family	AMD Ryzen 9 (40)
AMD Athlon II X4 (Kaveri) (1)	CPU group	AMD Ryzen 4000U (11)
5	Generation	3
Kaveri	Architecture	Renoir (Zen 2)
Desktop / Server	Segment	Mobile
--	Predecessor	--
--	Successor	--

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 4900U has 8 CPU cores with a clock frequency of 2.00 GHz (4.40 GHz).
AMD Athlon II X4 860K	Characteristic	AMD Ryzen 9 4900U
4	Cores	8
4	Threads	16
normal	Core architecture	normal
No	Hyperthreading	Yes
Yes	Overclocking ?	No
3.70 GHz	Frequency	2.00 GHz
4.00 GHz	Turbo Frequency (1 Core)	4.40 GHz
4.00 GHz	Turbo Frequency (All Cores)	3.40 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 4900U
--	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	AMD Radeon RX Vega 8 (Renoir)
	GPU frequency	0.40 GHz
--	GPU (Turbo)	1.75 GHz
--	GPU Generation	9
	Technology	7 nm
	Max. displays	3
--	Compute units	8
--	Shader	512
No	Hardware Raytracing	No
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 RX Vega 8 (Renoir)
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	No
No	Codec AVC	Decode / Encode
No	Codec VC-1	Decode
No	Codec JPEG	Decode / Encode

Memory & PCIe The AMD Athlon II X4 860K supports a maximum of 32 GB of memory in 2 memory channels. The AMD Ryzen 9 4900U can connect up to 64 GB of memory in 2 memory channels.
AMD Athlon II X4 860K	Characteristic	AMD Ryzen 9 4900U
DDR3-2133	Memory	LPDDR4-4266, DDR4-3200
32 GB	Max. Memory	64 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	--
--	L3 Cache	8.00 MB
3.0	PCIe version	3.0
16	PCIe lanes	12
15.8 GB/s	PCIe Bandwidth	11.8 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 4900U is 15 W.
AMD Athlon II X4 860K	Characteristic	AMD Ryzen 9 4900U
95 W	TDP (PL1 / PBP)	15 W
--	TDP (PL2)	--
--	TDP up	25 W
--	TDP down	10 W
--	Tjunction max.	105 °C
Technical details The AMD Athlon II X4 860K has a 4.00 MB cache, while the AMD Ryzen 9 4900U cache has a total of 8.00 MB.

AMD Athlon II X4 860K	Characteristic	AMD Ryzen 9 4900U
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	FP6
AMD-V	Virtualization	AMD-V, SVM
No	AES-NI	Yes
Windows 10, Linux	Operating systems	Windows 10, Windows 11, Linux
Q4/2014	Release date	Q1/2020
70 $	Release price	--

show more data		show more data

AMD Athlon II X4 860K 4C 4T @ 3.70 GHz (4.00 GHz) buy now on Amazon and save! AMD Ryzen 9 4900U 8C 16T @ 2.00 GHz (4.40 GHz) buy now on Amazon and save!

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Average performance in benchmarks

⌀ Single core performance in 3 CPU benchmarks

AMD Athlon II X4 860K (44%)

AMD Ryzen 9 4900U (100%)

⌀ Multi core performance in 3 CPU benchmarks

AMD Athlon II X4 860K (22%)

AMD Ryzen 9 4900U (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 4C 4T @ 4.00 GHz	517 (40%)
	AMD Ryzen 9 4900U 8C 16T @ 4.40 GHz	1279 (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 4C 4T @ 4.00 GHz	539 (45%)
	AMD Ryzen 9 4900U 8C 16T @ 4.40 GHz	1203 (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 4C 4T @ 4.00 GHz	1586 (25%)
	AMD Ryzen 9 4900U 8C 16T @ 3.40 GHz	6422 (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 4C 4T @ 4.00 GHz	670 (20%)
	AMD Ryzen 9 4900U 8C 16T @ 3.40 GHz	3292 (100%)

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 4C 4T @ 4.00 GHz	94 (46%)
	AMD Ryzen 9 4900U 8C 16T @ 4.40 GHz	204 (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 Athlon II X4 860K 4C 4T @ 4.00 GHz	295 (21%)
	AMD Ryzen 9 4900U 8C 16T @ 3.40 GHz	1384 (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 4C 4T @ 4.00 GHz	1677 (100%)
	AMD Ryzen 9 4900U 8C 16T @ 3.40 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.


	AMD Athlon II X4 860K 4C 4T @ 4.00 GHz	0 (0%)
	AMD Ryzen 9 4900U 8C 16T @ 4.40 GHz	501 (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 Athlon II X4 860K @ 0.00 GHz	0 (0%)
	AMD Ryzen 9 4900U AMD Radeon RX Vega 8 (Renoir) @ 1.75 GHz	1792 (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 4C 4T @ 4.00 GHz	3410 (100%)
	AMD Ryzen 9 4900U 8C 16T @ 3.40 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 Athlon II X4 860K 4C 4T @ 3.70 GHz	747 (100%)
	AMD Ryzen 9 4900U 8C 16T @ 2.00 GHz	0 (0%)

Devices using this processor
AMD Athlon II X4 860K	AMD Ryzen 9 4900U
Unknown	Unknown

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