AMD Athlon II X4 651K vs MediaTek Kompanio 1380

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CPU comparison with benchmarks


AMD Athlon II X4 651K CPU1 vs CPU2 MediaTek Kompanio 1380
AMD Athlon II X4 651K MediaTek Kompanio 1380

CPU comparison

In this CPU comparison, we compare the AMD Athlon II X4 651K and the MediaTek Kompanio 1380 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 Kompanio 1380 which has 8 CPU cores and was introduced in Q1/2022.
AMD Athlon II (52) Family Mediatek Kompanio (9)
AMD Athlon II X4 (Llano) (5) CPU group MediaTek Kompanio 900/1200/1300 (4)
2 Generation 3
Llano Architecture Cortex-A78 / Cortex-A55
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 Kompanio 1380 clocks with 3.00 GHz, has 8 CPU cores and can calculate 8 threads in parallel.

AMD Athlon II X4 651K Characteristic MediaTek Kompanio 1380
4 Cores 8
4 Threads 8
normal Core architecture hybrid (big.LITTLE)
No Hyperthreading No
Yes Overclocking ? No
3.00 GHz A-Core 3.00 GHz
4x Cortex-A78
-- B-Core 2.00 GHz
4x Cortex-A55

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

AMD Athlon II X4 651K Characteristic MediaTek Kompanio 1380
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

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 ARM Mali-G57 MP5
GPU frequency 0.01 GHz
-- GPU (Turbo) 0.01 GHz
-- GPU Generation Vallhall 1
Technology 7 nm
Max. displays 2
-- Compute units 5
-- Shader 80
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 4 GB
-- 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.

no iGPU GPU ARM Mali-G57 MP5
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
No Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode / Encode
No Codec AV1 Decode
No Codec AVC Decode / Encode
No Codec VC-1 Decode / Encode
No Codec JPEG Decode / Encode

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 Kompanio 1380 supports a maximum of GB of memory with a maximum memory bandwidth of 17.1 GB/s enabled.

AMD Athlon II X4 651K Characteristic MediaTek Kompanio 1380
DDR3-1333 Memory LPDDR4X-2133
16 GB Max. Memory
2 (Dual Channel) Memory channels 4 (Quad Channel)
21.3 GB/s Max. Bandwidth 17.1 GB/s
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 Kompanio 1380 is --. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD Athlon II X4 651K Characteristic MediaTek Kompanio 1380
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 Kompanio 1380 is at 0.00 MB. The processor is manufactured in 6 nm.

AMD Athlon II X4 651K Characteristic MediaTek Kompanio 1380
32 nm Technology 6 nm
Unknown Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv8-A (64 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 Q1/2022
-- Release price --
show more data show more data


Rate these processors

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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.
AMD Athlon II X4 651K AMD Athlon II X4 651K
4C 4T @ 3.00 GHz
411 (100%)
MediaTek Kompanio 1380 MediaTek Kompanio 1380
8C 8T @ 3.00 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 Kompanio 1380 MediaTek Kompanio 1380
8C 8T @ 3.00 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 Kompanio 1380 MediaTek Kompanio 1380
ARM Mali-G57 MP5 @ 0.01 GHz
0 (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 Kompanio 1380 MediaTek Kompanio 1380
8C 8T @ 3.00 GHz
0 (0%)

Devices using this processor

AMD Athlon II X4 651K MediaTek Kompanio 1380
Unknown Unknown

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