AMD Athlon II X4 651K vs MediaTek MT8135V

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CPU comparison with benchmarks


AMD Athlon II X4 651K CPU1 vs CPU2 MediaTek MT8135V
AMD Athlon II X4 651K MediaTek MT8135V

CPU comparison

In this CPU comparison, we compare the AMD Athlon II X4 651K and the MediaTek MT8135V and use benchmarks to check which processor is faster.

We compare the AMD Athlon II X4 651K 4 core processor released in Q4/2011 with the MediaTek MT8135V which has 4 CPU cores and was introduced in Q3/2014.
AMD Athlon II (52) Family Mediatek MT-Serie (72)
AMD Athlon II X4 (Llano) (5) CPU group MediaTek MT81xx A7/A15 (2)
2 Generation 1
Llano Architecture Cortex-A15 / Cortex-A7
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD Athlon II X4 651K is a 4 core processor with a clock frequency of 3.00 GHz. The processor can compute 4 threads at the same time. The MediaTek MT8135V clocks with 1.50 GHz, has 4 CPU cores and can calculate 4 threads in parallel.

AMD Athlon II X4 651K Characteristic MediaTek MT8135V
4 Cores 4
4 Threads 4
normal Core architecture hybrid (big.LITTLE)
No Hyperthreading No
Yes Overclocking ? No
3.00 GHz A-Core 1.50 GHz
2x Cortex-A15
-- B-Core 1.20 GHz
2x Cortex-A7

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 X4 651K Characteristic MediaTek MT8135V
-- 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.

no iGPU GPU PowerVR G6200
GPU frequency 0.45 GHz
-- GPU (Turbo) 0.45 GHz
-- GPU Generation --
Technology 28 nm
Max. displays 2
-- Compute units 2
-- Shader 32
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 G6200
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

Up to 16 GB of memory in a maximum of 2 memory channels is supported by the AMD Athlon II X4 651K, while the MediaTek MT8135V supports a maximum of 1 GB of memory with a maximum memory bandwidth of -- enabled.

AMD Athlon II X4 651K Characteristic MediaTek MT8135V
DDR3-1333 Memory DDR3L
16 GB Max. Memory 1 GB
2 (Dual Channel) Memory channels 1 (Single Channel)
21.3 GB/s Max. Bandwidth --
No ECC No
4.00 MB L2 Cache --
-- L3 Cache --
2.0 PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The AMD Athlon II X4 651K has a TDP of 100 W. The TDP of the MediaTek MT8135V is --. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD Athlon II X4 651K Characteristic MediaTek MT8135V
100 W TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The AMD Athlon II X4 651K has 4.00 MB cache and is manufactured in 32 nm. The cache of MediaTek MT8135V is at 0.00 MB. The processor is manufactured in 28 nm.

AMD Athlon II X4 651K Characteristic MediaTek MT8135V
32 nm Technology 28 nm
Unknown Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv7-A (32 bit)
MMX, 3DNow!, SSE3, SSE4a ISA extensions --
FM1 Socket --
AMD-V Virtualization None
No AES-NI No
Windows 10, Linux Operating systems Android
Q4/2011 Release date Q3/2014
-- Release price --
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Rate these processors

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Here you can rate the MediaTek MT8135V to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


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 651K AMD Athlon II X4 651K
4C 4T @ 3.00 GHz
411 (100%)
MediaTek MT8135V MediaTek MT8135V
4C 4T @ 1.50 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.
AMD Athlon II X4 651K AMD Athlon II X4 651K
4C 4T @ 3.00 GHz
1467 (100%)
MediaTek MT8135V MediaTek MT8135V
4C 4T @ 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.
AMD Athlon II X4 651K AMD Athlon II X4 651K
@ 0.00 GHz
0 (0%)
MediaTek MT8135V MediaTek MT8135V
PowerVR G6200 @ 0.45 GHz
58 (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 651K AMD Athlon II X4 651K
4C 4T @ 3.00 GHz
2349 (100%)
MediaTek MT8135V MediaTek MT8135V
4C 4T @ 1.50 GHz
0 (0%)

Devices using this processor

AMD Athlon II X4 651K MediaTek MT8135V
Unknown Amazon Fire HD 6
Amazon Fire HD 7
Amazon Fire HD 8
Amazon Fire HD 10

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