Intel Core Ultra 5 125U vs MediaTek Kompanio 520 (MT8186)

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CPU comparison with benchmarks


Intel Core Ultra 5 125U CPU1 vs CPU2 MediaTek Kompanio 520 (MT8186)
Intel Core Ultra 5 125U MediaTek Kompanio 520 (MT8186)

CPU comparison

Intel Core Ultra 5 125U or MediaTek Kompanio 520 (MT8186) - 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 Intel Core Ultra 5 125U has 12 cores with 14 threads and clocks with a maximum frequency of 4.30 GHz. Up to 96 GB of memory is supported in 2 memory channels. The Intel Core Ultra 5 125U was released in Q4/2023.

The MediaTek Kompanio 520 (MT8186) has 8 cores with 8 threads and clocks with a maximum frequency of 2.05 GHz. The CPU supports up to 8 GB of memory in 4 memory channels. The MediaTek Kompanio 520 (MT8186) was released in Q4/2022.
Intel Core Ultra 5 (10) Family Mediatek Kompanio (9)
Intel Core Ultra 100U (7) CPU group MediaTek Kompanio 52x/800 (4)
1 Generation 2
Meteor Lake U Architecture Cortex-A76 / Cortex-A55
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core Ultra 5 125U has 12 CPU cores and can calculate 14 threads in parallel. The clock frequency of the Intel Core Ultra 5 125U is 1.30 GHz (4.30 GHz) while the MediaTek Kompanio 520 (MT8186) has 8 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the MediaTek Kompanio 520 (MT8186) is at 0.77 GHz (2.05 GHz).

Intel Core Ultra 5 125U Characteristic MediaTek Kompanio 520 (MT8186)
12 Cores 8
14 Threads 8
hybrid (big.LITTLE) Core architecture hybrid (big.LITTLE)
Yes Hyperthreading No
No Overclocking ? No
1.30 GHz (4.30 GHz)
2x Redwood Cove
A-Core 0.77 GHz (2.05 GHz)
2x Cortex-A76
0.80 GHz (3.60 GHz)
8x Crestmont
B-Core 0.50 GHz (2.00 GHz)
6x Cortex-A55
0.70 GHz (2.10 GHz)
2x Crestmont
C-Core --

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.

Intel Core Ultra 5 125U Characteristic MediaTek Kompanio 520 (MT8186)
Intel® AI Boost AI hardware --
Intel AI Boost @ 1.4 GHz (OpenVINO, WindowsML, DirectML, ONNX RT) AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Core Ultra 5 125U or MediaTek Kompanio 520 (MT8186) 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.

Intel Iris Xe 4 Core Graphics 64 EUs (Meteor Lake) GPU ARM Mali-G52 MP2
0.60 GHz GPU frequency 0.01 GHz
1.85 GHz GPU (Turbo) --
-- GPU Generation Bifrost 2
5 nm Technology 16 nm
4 Max. displays 2
64 Compute units 2
512 Shader 32
Yes Hardware Raytracing No
No Frame Generation No
32 GB Max. GPU Memory --
12.2 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.

Intel Iris Xe 4 Core Graphics 64 EUs (Meteor Lake) GPU ARM Mali-G52 MP2
Decode / Encode Codec h265 / HEVC (8 bit) Decode / Encode
Decode / Encode Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
Decode Codec VP9 Decode / Encode
Decode Codec VP8 Decode / Encode
Decode / Encode Codec AV1 No
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode / Encode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

The Intel Core Ultra 5 125U can use up to 96 GB of memory in 2 memory channels. The maximum memory bandwidth is 120.0 GB/s. The MediaTek Kompanio 520 (MT8186) supports up to 8 GB of memory in 4 memory channels and achieves a memory bandwidth of up to 14.9 GB/s.

Intel Core Ultra 5 125U Characteristic MediaTek Kompanio 520 (MT8186)
LPDDR5X-7500, DDR5-5600 Memory LPDDR4X-3733
96 GB Max. Memory 8 GB
2 (Dual Channel) Memory channels 4 (Quad Channel)
120.0 GB/s Max. Bandwidth 14.9 GB/s
No ECC No
12.00 MB L2 Cache --
-- L3 Cache --
4.0 PCIe version --
20 PCIe lanes --
39.4 GB/s PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the Intel Core Ultra 5 125U is 15 W, while the MediaTek Kompanio 520 (MT8186) has a TDP of --. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Core Ultra 5 125U Characteristic MediaTek Kompanio 520 (MT8186)
15 W TDP (PL1 / PBP) --
57 W TDP (PL2) --
28 W TDP up --
12 W TDP down --
110 °C Tjunction max. --

Technical details

The Intel Core Ultra 5 125U is manufactured in 7 nm and has 12.00 MB cache. The MediaTek Kompanio 520 (MT8186) is manufactured in 7 nm and has a 0.00 MB cache.

Intel Core Ultra 5 125U Characteristic MediaTek Kompanio 520 (MT8186)
7 nm Technology 7 nm
Chiplet Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv8-A (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions --
BGA 2049 Socket --
VT-x, VT-x EPT, VT-d Virtualization None
Yes AES-NI No
Windows 11, Linux Operating systems Android
Q4/2023 Release date Q4/2022
-- Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Core Ultra 5 125U to help other visitors make their purchasing decisions. The average rating is 4.2 stars (5 ratings). Rate now:
Here you can rate the MediaTek Kompanio 520 (MT8186) to help other visitors make their purchasing decisions. The average rating is 3.7 stars (6 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.
Intel Core Ultra 5 125U Intel Core Ultra 5 125U
12C 14T @ 4.30 GHz
0 (0%)
MediaTek Kompanio 520 (MT8186) MediaTek Kompanio 520 (MT8186)
8C 8T @ 2.05 GHz
511 (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.
Intel Core Ultra 5 125U Intel Core Ultra 5 125U
12C 14T @ 1.30 GHz
0 (0%)
MediaTek Kompanio 520 (MT8186) MediaTek Kompanio 520 (MT8186)
8C 8T @ 2.05 GHz
1447 (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.
Intel Core Ultra 5 125U Intel Core Ultra 5 125U
Intel Iris Xe 4 Core Graphics 64 EUs (Meteor Lake) @ 1.85 GHz
1835 (100%)
MediaTek Kompanio 520 (MT8186) MediaTek Kompanio 520 (MT8186)
ARM Mali-G52 MP2 @ 0.01 GHz
0 (0%)

Devices using this processor

Intel Core Ultra 5 125U MediaTek Kompanio 520 (MT8186)
Unknown Lenovo Chromebook IdeaPad Slim 3

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