Apple A6X vs AMD A9-9420e

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CPU comparison with benchmarks


Apple A6X CPU1 vs CPU2 AMD A9-9420e
Apple A6X AMD A9-9420e

CPU comparison

In this CPU comparison, we compare the Apple A6X and the AMD A9-9420e and use benchmarks to check which processor is faster.

We compare the Apple A6X 2 core processor released in Q3/2012 with the AMD A9-9420e which has 2 CPU cores and was introduced in Q2/2017.
Apple A series (22) Family AMD A (112)
Apple A6/A6X (2) CPU group AMD A9-9000 (4)
6 Generation 4
A6 Architecture Stoney Ridge (Excavator)
Mobile Segment Mobile
Apple A5X Predecessor --
Apple A8X Successor --

CPU Cores and Base Frequency

The Apple A6X is a 2 core processor with a clock frequency of 1.40 GHz. The processor can compute 2 threads at the same time. The AMD A9-9420e clocks with 1.80 GHz (2.70 GHz), has 2 CPU cores and can calculate 2 threads in parallel.

Apple A6X Characteristic AMD A9-9420e
2 Cores 2
2 Threads 2
normal Core architecture normal
No Hyperthreading No
No Overclocking ? No
1.40 GHz Frequency 1.80 GHz
-- Turbo Frequency (1 Core) 2.70 GHz
-- Turbo Frequency (All Cores) 2.40 GHz

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.

Apple A6X Characteristic AMD A9-9420e
-- 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.

PowerVR SGX554MP4 (4 Cores) GPU AMD Radeon R5 (Stoney Ridge)
0.30 GHz GPU frequency 0.72 GHz
-- GPU (Turbo) --
-- GPU Generation 7
32 nm Technology 28 nm
1 Max. displays 3
16 Compute units 3
128 Shader 192
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 2 GB
10 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.

PowerVR SGX554MP4 (4 Cores) GPU AMD Radeon R5 (Stoney Ridge)
No Codec h265 / HEVC (8 bit) Decode
No Codec h265 / HEVC (10 bit) Decode
No Codec h264 Decode
No Codec VP9 Decode
No Codec VP8 Decode
No Codec AV1 No
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

Up to 1 GB of memory in a maximum of 4 memory channels is supported by the Apple A6X, while the AMD A9-9420e supports a maximum of 8 GB of memory with a maximum memory bandwidth of 17.1 GB/s enabled.

Apple A6X Characteristic AMD A9-9420e
LPDDR2-1066 Memory DDR4-2133
1 GB Max. Memory 8 GB
4 (Quad Channel) Memory channels 1 (Single Channel)
17.1 GB/s Max. Bandwidth 17.1 GB/s
No ECC No
1.00 MB L2 Cache --
-- L3 Cache 2.00 MB
-- PCIe version 3.0
-- PCIe lanes 8
-- PCIe Bandwidth 7.9 GB/s

Thermal Management

The Apple A6X has a TDP of --. The TDP of the AMD A9-9420e is 6 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Apple A6X Characteristic AMD A9-9420e
-- TDP (PL1 / PBP) 6 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 90 °C

Technical details

The Apple A6X has 1.00 MB cache and is manufactured in 32 nm. The cache of AMD A9-9420e is at 2.00 MB. The processor is manufactured in 28 nm.

Apple A6X Characteristic AMD A9-9420e
32 nm Technology 28 nm
Chiplet Chip design Unknown
Armv7-A (32 bit) Instruction set (ISA) x86-64 (64 bit)
-- ISA extensions SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4
-- Socket FP4
None Virtualization AMD-V
No AES-NI Yes
iOS Operating systems
Q3/2012 Release date Q2/2017
-- Release price --
show more data show more data


Rate these processors

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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.
Apple A6X Apple A6X
PowerVR SGX554MP4 (4 Cores) @ 0.30 GHz
77 (28%)
AMD A9-9420e AMD A9-9420e
AMD Radeon R5 (Stoney Ridge) @ 0.72 GHz
276 (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.
Apple A6X Apple A6X
2C 2T @ 1.40 GHz
0 (0%)
AMD A9-9420e AMD A9-9420e
2C 2T @ 2.70 GHz
355 (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.
Apple A6X Apple A6X
2C 2T @ 1.40 GHz
0 (0%)
AMD A9-9420e AMD A9-9420e
2C 2T @ 2.40 GHz
444 (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.
Apple A6X Apple A6X
2C 2T @ 1.40 GHz
0 (0%)
AMD A9-9420e AMD A9-9420e
2C 2T @ 2.40 GHz
1775 (100%)

Devices using this processor

Apple A6X AMD A9-9420e
Apple iPad (4. Gen) Unknown

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