Intel Core i9-9940X vs Apple A6X

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CPU comparison with benchmarks


Intel Core i9-9940X CPU1 vs CPU2 Apple A6X
Intel Core i9-9940X Apple A6X

CPU comparison

Intel Core i9-9940X or Apple A6X - 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 i9-9940X has 14 cores with 28 threads and clocks with a maximum frequency of 4.50 GHz. Up to 128 GB of memory is supported in 4 memory channels. The Intel Core i9-9940X was released in Q4/2018.

The Apple A6X has 2 cores with 2 threads and clocks with a maximum frequency of 1.40 GHz. The CPU supports up to 1 GB of memory in 4 memory channels. The Apple A6X was released in Q3/2012.
Intel Core i9 (78) Family Apple A series (22)
Intel Core i 9000X (8) CPU group Apple A6/A6X (2)
9 Generation 6
Skylake X Refresh Architecture A6
Desktop / Server Segment Mobile
Intel Core i9-7940X Predecessor Apple A5X
-- Successor Apple A8X

CPU Cores and Base Frequency

The Intel Core i9-9940X is a 14 core processor with a clock frequency of 3.30 GHz (4.50 GHz). The Apple A6X has 2 CPU cores with a clock frequency of 1.40 GHz.

Intel Core i9-9940X Characteristic Apple A6X
14 Cores 2
28 Threads 2
normal Core architecture normal
Yes Hyperthreading No
Yes Overclocking ? No
3.30 GHz Frequency 1.40 GHz
4.50 GHz Turbo Frequency (1 Core) --
4.20 GHz Turbo Frequency (All Cores) --

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 i9-9940X Characteristic Apple A6X
-- AI hardware --
-- AI specifications --

Internal Graphics

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 PowerVR SGX554MP4 (4 Cores)
GPU frequency 0.30 GHz
-- GPU (Turbo) --
-- GPU Generation --
Technology 32 nm
Max. displays 1
-- Compute units 16
-- Shader 128
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- DirectX Version 10

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 PowerVR SGX554MP4 (4 Cores)
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 Intel Core i9-9940X supports a maximum of 128 GB of memory in 4 memory channels. The Apple A6X can connect up to 1 GB of memory in 4 memory channels.

Intel Core i9-9940X Characteristic Apple A6X
DDR4-2666 Memory LPDDR2-1066
128 GB Max. Memory 1 GB
4 (Quad Channel) Memory channels 4 (Quad Channel)
85.4 GB/s Max. Bandwidth 17.1 GB/s
No ECC No
-- L2 Cache 1.00 MB
19.00 MB L3 Cache --
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 i9-9940X has a TDP of 165 W, that of the Apple A6X is --.

Intel Core i9-9940X Characteristic Apple A6X
165 W TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
-- TDP down --
92 °C Tjunction max. --

Technical details

The Intel Core i9-9940X has a 19.00 MB cache, while the Apple A6X cache has a total of 1.00 MB.

Intel Core i9-9940X Characteristic Apple A6X
14 nm Technology 32 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv7-A (32 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 Q3/2012
1387 $ Release price --
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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 i9-9940X Intel Core i9-9940X
14C 28T @ 4.50 GHz
1174 (100%)
Apple A6X Apple A6X
2C 2T @ 1.40 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.
Intel Core i9-9940X Intel Core i9-9940X
14C 28T @ 4.20 GHz
13946 (100%)
Apple A6X Apple A6X
2C 2T @ 1.40 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 i9-9940X Intel Core i9-9940X
14C 28T @ 4.50 GHz
1459 (100%)
Apple A6X Apple A6X
2C 2T @ 1.40 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 i9-9940X Intel Core i9-9940X
14C 28T @ 4.20 GHz
10820 (100%)
Apple A6X Apple A6X
2C 2T @ 1.40 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.
Intel Core i9-9940X Intel Core i9-9940X
14C 28T @ 4.50 GHz
457 (100%)
Apple A6X Apple A6X
2C 2T @ 1.40 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 i9-9940X Intel Core i9-9940X
14C 28T @ 4.20 GHz
5912 (100%)
Apple A6X Apple A6X
2C 2T @ 1.40 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.
Intel Core i9-9940X Intel Core i9-9940X
@ 0.00 GHz
0 (0%)
Apple A6X Apple A6X
PowerVR SGX554MP4 (4 Cores) @ 0.30 GHz
77 (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.
Intel Core i9-9940X Intel Core i9-9940X
14C 28T @ 4.20 GHz
28390 (100%)
Apple A6X Apple A6X
2C 2T @ 1.40 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.
Intel Core i9-9940X Intel Core i9-9940X
14C 28T @ 4.50 GHz
197 (100%)
Apple A6X Apple A6X
2C 2T @ 1.40 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 i9-9940X Intel Core i9-9940X
14C 28T @ 4.20 GHz
2587 (100%)
Apple A6X Apple A6X
2C 2T @ 1.40 GHz
0 (0%)

Devices using this processor

Intel Core i9-9940X Apple A6X
Unknown Apple iPad (4. Gen)

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