MediaTek MT8125 vs Intel Core i7-8665U

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CPU comparison with benchmarks


MediaTek MT8125 CPU1 vs CPU2 Intel Core i7-8665U
MediaTek MT8125 Intel Core i7-8665U

CPU comparison

In this CPU comparison, we compare the MediaTek MT8125 and the Intel Core i7-8665U and use benchmarks to check which processor is faster.

We compare the MediaTek MT8125 4 core processor released in Q4/2013 with the Intel Core i7-8665U which has 4 CPU cores and was introduced in Q2/2019.
Mediatek MT-Serie (72) Family Intel Core i7 (298)
MediaTek MT81xx A7 (5) CPU group Intel Core i 8000U (WL) (8)
1 Generation 8
Cortex-A7 Architecture Whiskey Lake U
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The MediaTek MT8125 is a 4 core processor with a clock frequency of 1.20 GHz. The processor can compute 4 threads at the same time. The Intel Core i7-8665U clocks with 1.90 GHz (4.80 GHz), has 4 CPU cores and can calculate 8 threads in parallel.

MediaTek MT8125 Characteristic Intel Core i7-8665U
4 Cores 4
4 Threads 8
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
1.20 GHz Frequency 1.90 GHz
-- Turbo Frequency (1 Core) 4.80 GHz
-- Turbo Frequency (All Cores) 2.80 GHz

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 MT8125 Characteristic Intel Core i7-8665U
-- 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.

PowerVR SGX544 GPU Intel UHD Graphics 620
0.26 GHz GPU frequency 0.30 GHz
0.26 GHz GPU (Turbo) 1.15 GHz
-- GPU Generation 9.5
45nm Technology 14 nm
1 Max. displays 3
2 Compute units 24
4 Shader 192
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 16 GB
10.1 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.

PowerVR SGX544 GPU Intel UHD Graphics 620
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
Decode Codec VP8 Decode / Encode
No Codec AV1 No
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

Up to GB of memory in a maximum of 0 memory channels is supported by the MediaTek MT8125, while the Intel Core i7-8665U supports a maximum of 64 GB of memory with a maximum memory bandwidth of 38.4 GB/s enabled.

MediaTek MT8125 Characteristic Intel Core i7-8665U
LPDDR2 Memory DDR4-2400
Max. Memory 64 GB
0 Memory channels 2 (Dual Channel)
-- Max. Bandwidth 38.4 GB/s
No ECC No
1.00 MB L2 Cache --
-- L3 Cache 8.00 MB
-- PCIe version 3.0
-- PCIe lanes 16
-- PCIe Bandwidth 15.8 GB/s

Thermal Management

The MediaTek MT8125 has a TDP of --. The TDP of the Intel Core i7-8665U is 15 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

MediaTek MT8125 Characteristic Intel Core i7-8665U
-- TDP (PL1 / PBP) 15 W
-- TDP (PL2) --
-- TDP up 25 W
-- TDP down 10 W
-- Tjunction max. 100 °C

Technical details

The MediaTek MT8125 has 1.00 MB cache and is manufactured in 28 nm. The cache of Intel Core i7-8665U is at 8.00 MB. The processor is manufactured in 14 nm.

MediaTek MT8125 Characteristic Intel Core i7-8665U
28 nm Technology 14 nm
Chiplet Chip design Monolithic
Armv7-A (32 bit) Instruction set (ISA) x86-64 (64 bit)
-- ISA extensions SSE4.1, SSE4.2, AVX2
-- Socket BGA 1356
None Virtualization VT-x, VT-x EPT, VT-d
No AES-NI Yes
Android Operating systems Windows 10, Windows 11, Linux
Q4/2013 Release date Q2/2019
-- Release price 409 $
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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
MediaTek MT8125 (6%)
Intel Core i7-8665U (100%)
⌀ Multi core performance in 1 CPU benchmarks
MediaTek MT8125 (4%)
Intel Core i7-8665U (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.
MediaTek MT8125 MediaTek MT8125
4C 4T @ 1.20 GHz
69 (6%)
Intel Core i7-8665U Intel Core i7-8665U
4C 8T @ 4.80 GHz
1127 (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 MT8125 MediaTek MT8125
4C 4T @ 1.20 GHz
134 (4%)
Intel Core i7-8665U Intel Core i7-8665U
4C 8T @ 2.80 GHz
3314 (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 MT8125 MediaTek MT8125
PowerVR SGX544 @ 0.26 GHz
8 (2%)
Intel Core i7-8665U Intel Core i7-8665U
Intel UHD Graphics 620 @ 1.15 GHz
442 (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.
MediaTek MT8125 MediaTek MT8125
4C 4T @ 1.20 GHz
0 (0%)
Intel Core i7-8665U Intel Core i7-8665U
4C 8T @ 4.80 GHz
1437 (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.
MediaTek MT8125 MediaTek MT8125
4C 4T @ 1.20 GHz
0 (0%)
Intel Core i7-8665U Intel Core i7-8665U
4C 8T @ 2.80 GHz
3732 (100%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
MediaTek MT8125 MediaTek MT8125
4C 4T @ 1.20 GHz
0 (0%)
Intel Core i7-8665U Intel Core i7-8665U
4C 8T @ 4.80 GHz
464 (100%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
MediaTek MT8125 MediaTek MT8125
4C 4T @ 1.20 GHz
0 (0%)
Intel Core i7-8665U Intel Core i7-8665U
4C 8T @ 2.80 GHz
1536 (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.
MediaTek MT8125 MediaTek MT8125
4C 4T @ 1.20 GHz
0 (0%)
Intel Core i7-8665U Intel Core i7-8665U
4C 8T @ 2.80 GHz
6275 (100%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
MediaTek MT8125 MediaTek MT8125
4C 4T @ 1.20 GHz
0 (0%)
Intel Core i7-8665U Intel Core i7-8665U
4C 8T @ 1.90 GHz
1960 (100%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
MediaTek MT8125 MediaTek MT8125
4C 4T @ 1.20 GHz
0 (0%)
Intel Core i7-8665U Intel Core i7-8665U
4C 8T @ 4.80 GHz
178 (100%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
MediaTek MT8125 MediaTek MT8125
4C 4T @ 1.20 GHz
0 (0%)
Intel Core i7-8665U Intel Core i7-8665U
4C 8T @ 2.80 GHz
604 (100%)

Devices using this processor

MediaTek MT8125 Intel Core i7-8665U
Unknown Unknown

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