AMD Athlon II X3 405e vs MediaTek Helio X27

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CPU comparison with benchmarks


AMD Athlon II X3 405e CPU1 vs CPU2 MediaTek Helio X27
AMD Athlon II X3 405e MediaTek Helio X27

CPU comparison

AMD Athlon II X3 405e or MediaTek Helio X27 - 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 X3 405e has 3 cores with 3 threads and clocks with a maximum frequency of 2.30 GHz. Up to 16 GB of memory is supported in 2 memory channels. The AMD Athlon II X3 405e was released in Q3/2009.

The MediaTek Helio X27 has 10 cores with 10 threads and clocks with a maximum frequency of 2.60 GHz. The CPU supports up to 4 GB of memory in 2 memory channels. The MediaTek Helio X27 was released in Q1/2017.
AMD Athlon II (52) Family Mediatek Helio (37)
AMD Athlon II X3 (Rana) (12) CPU group MediaTek Helio X20 (4)
1 Generation 2
Rana Architecture Cortex-A72 / Cortex-A53
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD Athlon II X3 405e has 3 CPU cores and can calculate 3 threads in parallel. The clock frequency of the AMD Athlon II X3 405e is 2.30 GHz while the MediaTek Helio X27 has 10 CPU cores and 10 threads can calculate simultaneously. The clock frequency of the MediaTek Helio X27 is at 2.60 GHz.

AMD Athlon II X3 405e Characteristic MediaTek Helio X27
3 Cores 10
3 Threads 10
normal Core architecture hybrid (Prime / big.LITTLE)
No Hyperthreading No
No Overclocking ? No
2.30 GHz A-Core 2.60 GHz
2x Cortex-A72
-- B-Core 1.55 GHz
4x Cortex-A53
-- C-Core --
4x Cortex-A53

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.

AMD Athlon II X3 405e Characteristic MediaTek Helio X27
-- AI hardware --
-- AI specifications --

Internal Graphics

The AMD Athlon II X3 405e or MediaTek Helio X27 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

no iGPU GPU ARM Mali-T880 MP4
GPU frequency 0.88 GHz
-- GPU (Turbo) 0.88 GHz
-- GPU Generation Midgard 4
Technology 16 nm
Max. displays 2
-- Compute units 4
-- Shader 64
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- DirectX Version 11

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 ARM Mali-T880 MP4
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode
No Codec h264 Decode / Encode
No Codec VP9 No
No Codec VP8 Decode / Encode
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG Decode / Encode

Memory & PCIe

The AMD Athlon II X3 405e can use up to 16 GB of memory in 2 memory channels. The maximum memory bandwidth is 21.3 GB/s. The MediaTek Helio X27 supports up to 4 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 6.4 GB/s.

AMD Athlon II X3 405e Characteristic MediaTek Helio X27
DDR3-1333 Memory LPDDR3-800
16 GB Max. Memory 4 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 6.4 GB/s
No ECC No
1.50 MB L2 Cache --
-- L3 Cache --
2.0 PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the AMD Athlon II X3 405e is 45 W, while the MediaTek Helio X27 has a TDP of --. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

AMD Athlon II X3 405e Characteristic MediaTek Helio X27
45 W TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The AMD Athlon II X3 405e is manufactured in 45 nm and has 1.50 MB cache. The MediaTek Helio X27 is manufactured in 20 nm and has a 0.00 MB cache.

AMD Athlon II X3 405e Characteristic MediaTek Helio X27
45 nm Technology 20 nm
Unknown Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv8-A (64 bit)
MMX, 3DNow!, SSE3, SSE4a ISA extensions --
AM3 Socket --
AMD-V Virtualization None
No AES-NI No
Windows 10, Linux Operating systems Android
Q3/2009 Release date Q1/2017
-- Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
AMD Athlon II X3 405e (100%)
MediaTek Helio X27 (89%)
⌀ Multi core performance in 2 CPU benchmarks
AMD Athlon II X3 405e (65%)
MediaTek Helio X27 (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 X3 405e AMD Athlon II X3 405e
3C 3T @ 2.30 GHz
287 (100%)
MediaTek Helio X27 MediaTek Helio X27
10C 10T @ 2.60 GHz
256 (89%)

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 X3 405e AMD Athlon II X3 405e
3C 3T @ 2.30 GHz
776 (67%)
MediaTek Helio X27 MediaTek Helio X27
10C 10T @ 2.60 GHz
1165 (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 X3 405e AMD Athlon II X3 405e
3C 3T @ 2.30 GHz
1330 (62%)
MediaTek Helio X27 MediaTek Helio X27
10C 10T @ 2.60 GHz
2139 (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 X3 405e AMD Athlon II X3 405e
3C 3T @ 2.30 GHz
0 (0%)
MediaTek Helio X27 MediaTek Helio X27
10C 10T @ 2.60 GHz
276 (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 X3 405e AMD Athlon II X3 405e
3C 3T @ 2.30 GHz
0 (0%)
MediaTek Helio X27 MediaTek Helio X27
10C 10T @ 2.60 GHz
942 (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 X3 405e AMD Athlon II X3 405e
@ 0.00 GHz
0 (0%)
MediaTek Helio X27 MediaTek Helio X27
ARM Mali-T880 MP4 @ 0.88 GHz
119 (100%)

AnTuTu 8 Benchmark

The AnTuTu 8 Benchmark measures the performance of a SoC. AnTuTu benchmarks the CPU, GPU, Memory as well as the UX (User Experience) by simulating browser and app usage. AnTuTu can benchmark any ARM CPU that runs under Android or iOS. Devices may not be directly compareable if the benchmark has been performed under different operating systems.

In the AnTuTu 8 benchmark, the single-core performance of a processor is only slightly weighted. The evaluation consists of the multi-core performance of the processor, the speed of the RAM and the performance of the internal graphics.
AMD Athlon II X3 405e AMD Athlon II X3 405e
3C 3T @ 2.30 GHz
0 (0%)
MediaTek Helio X27 MediaTek Helio X27
10C 10T @ 2.60 GHz
102768 (100%)

Devices using this processor

AMD Athlon II X3 405e MediaTek Helio X27
Unknown Unknown

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