Intel Core i9-9820X vs Apple A8X

Last updated: 2023-04-27

CPU comparison with benchmarks


Intel Core i9-9820X		Apple A8X
CPU comparison Intel Core i9-9820X or Apple A8X - 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 Intel Core i9-9820X has 10 cores with 20 threads and clocks with a maximum frequency of 4.20 GHz. Up to 128 GB of memory is supported in 4 memory channels. The Intel Core i9-9820X was released in Q4/2018. The Apple A8X has 3 cores with 3 threads and clocks with a maximum frequency of 1.50 GHz. The CPU supports up to 2 GB of memory in 1 memory channels. The Apple A8X was released in Q3/2014.

Intel Core i9 (78)	Family	Apple A series (22)
Intel Core i 9000X (8)	CPU group	Apple A8/A8X (2)
9	Generation	8
Skylake X Refresh	Architecture	A8
Desktop / Server	Segment	Mobile
--	Predecessor	Apple A6X
--	Successor	Apple A9X

CPU Cores and Base Frequency The Intel Core i9-9820X is a 10 core processor with a clock frequency of 3.30 GHz (4.20 GHz). The Apple A8X has 3 CPU cores with a clock frequency of 1.50 GHz.
Intel Core i9-9820X	Characteristic	Apple A8X
10	Cores	3
20	Threads	3
normal	Core architecture	normal
Yes	Hyperthreading	No
Yes	Overclocking ?	No
3.30 GHz	Frequency	1.50 GHz
4.20 GHz	Turbo Frequency (1 Core)	--
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.
Intel Core i9-9820X	Characteristic	Apple A8X
--	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	Apple A8X
	GPU frequency	0.45 GHz
--	GPU (Turbo)	--
--	GPU Generation	5
	Technology	20 nm
	Max. displays	1
--	Compute units	32
--	Shader	256
No	Hardware Raytracing	No
No	Frame Generation	No
--	Max. GPU Memory	2 GB
--	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	Apple A8X
No	Codec h265 / HEVC (8 bit)	No
No	Codec h265 / HEVC (10 bit)	No
No	Codec h264	Decode
No	Codec VP9	No
No	Codec VP8	No
No	Codec AV1	No
No	Codec AVC	Decode
No	Codec VC-1	Decode
No	Codec JPEG	Decode / Encode

Memory & PCIe The Intel Core i9-9820X supports a maximum of 128 GB of memory in 4 memory channels. The Apple A8X can connect up to 2 GB of memory in 1 memory channels.
Intel Core i9-9820X	Characteristic	Apple A8X
DDR4-2666	Memory	LPDDR3-1600
128 GB	Max. Memory	2 GB
4 (Quad Channel)	Memory channels	1 (Single Channel)
85.4 GB/s	Max. Bandwidth	12.8 GB/s
No	ECC	No
--	L2 Cache	2.00 MB
17.00 MB	L3 Cache	4.00 MB
3.0	PCIe version	--
44	PCIe lanes	--
43.3 GB/s	PCIe Bandwidth	--
Thermal Management The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core i9-9820X has a TDP of 165 W, that of the Apple A8X is 8 W.
Intel Core i9-9820X	Characteristic	Apple A8X
165 W	TDP (PL1 / PBP)	8 W
--	TDP (PL2)	--
--	TDP up	--
--	TDP down	--
95 °C	Tjunction max.	--
Technical details The Intel Core i9-9820X has a 17.00 MB cache, while the Apple A8X cache has a total of 6.00 MB.

Intel Core i9-9820X	Characteristic	Apple A8X
14 nm	Technology	20 nm
Monolithic	Chip design	Chiplet
x86-64 (64 bit)	Instruction set (ISA)	Armv8-A (64 bit)
SSE4.1, SSE4.2, AVX2, AVX-512	ISA extensions	--
LGA 2066	Socket	--
VT-x, VT-x EPT, VT-d	Virtualization	None
Yes	AES-NI	No
Windows 10, Windows 11, Linux	Operating systems	iOS
Q4/2018	Release date	Q3/2014
889 $	Release price	--

show more data		show more data

Intel Core i9-9820X 10C 20T @ 3.30 GHz (4.20 GHz) buy now on Amazon and save! Apple A8X 3C 3T @ 1.50 GHz buy now on Amazon and save!

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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks

Intel Core i9-9820X (100%)

Apple A8X (33%)

⌀ Multi core performance in 3 CPU benchmarks

Intel Core i9-9820X (100%)

Apple A8X (11%)

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 i9-9820X 10C 20T @ 4.20 GHz	1121 (100%)
	Apple A8X 3C 3T @ 1.50 GHz	386 (34%)

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 i9-9820X 10C 20T @ 4.00 GHz	10465 (100%)
	Apple A8X 3C 3T @ 1.50 GHz	1075 (10%)

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 i9-9820X 10C 20T @ 4.20 GHz	1394 (100%)
	Apple A8X 3C 3T @ 1.50 GHz	427 (31%)

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 i9-9820X 10C 20T @ 4.00 GHz	9361 (100%)
	Apple A8X 3C 3T @ 1.50 GHz	959 (10%)

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 i9-9820X 10C 20T @ 4.00 GHz	19671 (100%)
	Apple A8X 3C 3T @ 1.50 GHz	2356 (12%)

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 i9-9820X 10C 20T @ 4.20 GHz	422 (100%)
	Apple A8X 3C 3T @ 1.50 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 i9-9820X 10C 20T @ 4.00 GHz	4677 (100%)
	Apple A8X 3C 3T @ 1.50 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.


	Intel Core i9-9820X @ 0.00 GHz	0 (0%)
	Apple A8X Apple A8X @ 0.45 GHz	230 (100%)

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 i9-9820X 10C 20T @ 4.00 GHz	155.6 (100%)
	Apple A8X 3C 3T @ 1.50 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.


	Intel Core i9-9820X 10C 20T @ 3.30 GHz	5380 (100%)
	Apple A8X 3C 3T @ 1.50 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 i9-9820X 10C 20T @ 4.20 GHz	184 (100%)
	Apple A8X 3C 3T @ 1.50 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.


	Intel Core i9-9820X 10C 20T @ 4.00 GHz	1987 (100%)
	Apple A8X 3C 3T @ 1.50 GHz	0 (0%)

Devices using this processor
Intel Core i9-9820X	Apple A8X
Unknown	Apple iPad Air 2

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