MediaTek MT8389T vs AMD Ryzen 3 8440U

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CPU comparison with benchmarks


MediaTek MT8389T CPU1 vs CPU2 AMD Ryzen 3 8440U
MediaTek MT8389T AMD Ryzen 3 8440U

CPU comparison

MediaTek MT8389T or AMD Ryzen 3 8440U - 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 MT8389T has 4 cores with 4 threads and clocks with a maximum frequency of 1.50 GHz. Up to GB of memory is supported in 0 memory channels. The MediaTek MT8389T was released in Q2/2013.

The AMD Ryzen 3 8440U has 4 cores with 8 threads and clocks with a maximum frequency of 4.70 GHz. The CPU supports up to 256 GB of memory in 2 memory channels. The AMD Ryzen 3 8440U was released in Q1/2024.
Mediatek MT-Serie (72) Family AMD Ryzen 3 (33)
MediaTek MT83xx A7 (6) CPU group AMD Ryzen 8040 (20)
1 Generation 7
Cortex-A7 Architecture Hawk Point (Zen 4)
Mobile Segment Mobile
-- Predecessor AMD Ryzen 3 7440U
-- Successor --

CPU Cores and Base Frequency

The MediaTek MT8389T has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the MediaTek MT8389T is 1.50 GHz while the AMD Ryzen 3 8440U has 4 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the AMD Ryzen 3 8440U is at 3.00 GHz (4.70 GHz).

MediaTek MT8389T Characteristic AMD Ryzen 3 8440U
4 Cores 4
4 Threads 8
normal Core architecture hybrid (big.LITTLE)
No Hyperthreading Yes
No Overclocking ? No
1.50 GHz
4x Cortex-A7
A-Core 3.00 GHz (4.70 GHz)
1x Zen 4
-- B-Core 3.00 GHz (4.20 GHz)
3x Zen 4c

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.

MediaTek MT8389T Characteristic AMD Ryzen 3 8440U
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The MediaTek MT8389T or AMD Ryzen 3 8440U 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.

PowerVR SGX544 GPU AMD Radeon 740M
0.36 GHz GPU frequency 0.80 GHz
0.36 GHz GPU (Turbo) 2.50 GHz
-- GPU Generation 10
45nm Technology 4 nm
1 Max. displays 4
2 Compute units 4
4 Shader 256
No Hardware Raytracing Yes
No Frame Generation AMD FSR
-- Max. GPU Memory 32 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 AMD Radeon 740M
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
Decode Codec VP8 Decode
No Codec AV1 Decode / Encode
No Codec AVC Decode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

The MediaTek MT8389T can use up to GB of memory in 0 memory channels. The maximum memory bandwidth is --. The AMD Ryzen 3 8440U supports up to 256 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 120.0 GB/s.

MediaTek MT8389T Characteristic AMD Ryzen 3 8440U
LPDDR2 Memory DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500
Max. Memory 256 GB
0 Memory channels 2 (Dual Channel)
-- Max. Bandwidth 120.0 GB/s
No ECC Yes
1.00 MB L2 Cache 4.00 MB
-- L3 Cache 8.00 MB
-- PCIe version 4.0
-- PCIe lanes 20
-- PCIe Bandwidth 39.4 GB/s

Thermal Management

The thermal design power (TDP for short) of the MediaTek MT8389T is --, while the AMD Ryzen 3 8440U has a TDP of 28 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

MediaTek MT8389T Characteristic AMD Ryzen 3 8440U
-- TDP (PL1 / PBP) 28 W
-- TDP (PL2) --
-- TDP up 30 W
-- TDP down 15 W
-- Tjunction max. 100 °C

Technical details

The MediaTek MT8389T is manufactured in 28 nm and has 1.00 MB cache. The AMD Ryzen 3 8440U is manufactured in 4 nm and has a 12.00 MB cache.

MediaTek MT8389T Characteristic AMD Ryzen 3 8440U
28 nm Technology 4 nm
Chiplet Chip design Monolithic
Armv7-A (32 bit) Instruction set (ISA) x86-64 (64 bit)
-- ISA extensions SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512
-- Socket FP8
None Virtualization AMD-V, SVM
No AES-NI Yes
Android Operating systems Windows 10, Windows 11, Linux
Q2/2013 Release date Q1/2024
-- Release price --
show more data show more data


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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 MT8389T MediaTek MT8389T
PowerVR SGX544 @ 0.36 GHz
11 (1%)
AMD Ryzen 3 8440U AMD Ryzen 3 8440U
AMD Radeon 740M @ 2.50 GHz
1280 (100%)

Devices using this processor

MediaTek MT8389T AMD Ryzen 3 8440U
Unknown Unknown

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