MediaTek MT6577 vs AMD Athlon II X4 638

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CPU comparison with benchmarks


MediaTek MT6577 CPU1 vs CPU2 AMD Athlon II X4 638
MediaTek MT6577 AMD Athlon II X4 638

CPU comparison

MediaTek MT6577 or AMD Athlon II X4 638 - 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 MediaTek MT6577 has 2 cores with 2 threads and clocks with a maximum frequency of 1.00 GHz. Up to GB of memory is supported in 0 memory channels. The MediaTek MT6577 was released in 2012.

The AMD Athlon II X4 638 has 4 cores with 4 threads and clocks with a maximum frequency of 2.70 GHz. The CPU supports up to 16 GB of memory in 2 memory channels. The AMD Athlon II X4 638 was released in Q1/2012.
Mediatek MT-Serie (72) Family AMD Athlon II (52)
MediaTek MT65xx A9 (7) CPU group AMD Athlon II X4 (Llano) (5)
1 Generation 2
Cortex-A9 Architecture Llano
Mobile Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The MediaTek MT6577 is a 2 core processor with a clock frequency of 1.00 GHz. The AMD Athlon II X4 638 has 4 CPU cores with a clock frequency of 2.70 GHz.

MediaTek MT6577 Characteristic AMD Athlon II X4 638
2 Cores 4
2 Threads 4
normal Core architecture normal
No Hyperthreading No
No Overclocking ? No
1.00 GHz Frequency 2.70 GHz
-- Turbo Frequency (1 Core) --
-- 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.

MediaTek MT6577 Characteristic AMD Athlon II X4 638
-- 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.

PowerVR SGX531 GPU no iGPU
0.52 GHz GPU frequency --
0.52 GHz GPU (Turbo) --
-- GPU Generation --
65nm Technology
1 Max. displays
1 Compute units --
-- Shader --
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
10.1 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.

PowerVR SGX531 GPU no iGPU
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 MediaTek MT6577 supports a maximum of GB of memory in 0 memory channels. The AMD Athlon II X4 638 can connect up to 16 GB of memory in 2 memory channels.

MediaTek MT6577 Characteristic AMD Athlon II X4 638
LPDDR2 Memory DDR3-1333
Max. Memory 16 GB
0 Memory channels 2 (Dual Channel)
-- Max. Bandwidth 21.3 GB/s
No ECC No
-- L2 Cache 4.00 MB
-- L3 Cache --
-- PCIe version 2.0
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The MediaTek MT6577 has a TDP of --, that of the AMD Athlon II X4 638 is 65 W.

MediaTek MT6577 Characteristic AMD Athlon II X4 638
-- TDP (PL1 / PBP) 65 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The MediaTek MT6577 has a 0.00 MB cache, while the AMD Athlon II X4 638 cache has a total of 4.00 MB.

MediaTek MT6577 Characteristic AMD Athlon II X4 638
40 nm Technology 32 nm
Chiplet Chip design Unknown
Armv7-A (32 bit) Instruction set (ISA) x86-64 (64 bit)
-- ISA extensions MMX, 3DNow!, SSE3, SSE4a
-- Socket FM1
None Virtualization AMD-V
No AES-NI No
Android Operating systems Windows 10, Linux
2012 Release date Q1/2012
-- Release price --
show more data show more data


Rate these processors

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Here you can rate the AMD Athlon II X4 638 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.
MediaTek MT6577 MediaTek MT6577
2C 2T @ 1.00 GHz
0 (0%)
AMD Athlon II X4 638 AMD Athlon II X4 638
4C 4T @ 2.70 GHz
374 (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.
MediaTek MT6577 MediaTek MT6577
2C 2T @ 1.00 GHz
0 (0%)
AMD Athlon II X4 638 AMD Athlon II X4 638
4C 4T @ 2.70 GHz
1326 (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.
MediaTek MT6577 MediaTek MT6577
PowerVR SGX531 @ 0.52 GHz
4 (100%)
AMD Athlon II X4 638 AMD Athlon II X4 638
@ 0.00 GHz
0 (0%)

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.
MediaTek MT6577 MediaTek MT6577
2C 2T @ 1.00 GHz
0 (0%)
AMD Athlon II X4 638 AMD Athlon II X4 638
4C 4T @ 2.70 GHz
2248 (100%)

Devices using this processor

MediaTek MT6577 AMD Athlon II X4 638
Unknown Unknown

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