MediaTek Dimensity 6080 vs AMD Ryzen 5 7645HX

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CPU comparison with benchmarks


MediaTek Dimensity 6080 CPU1 vs CPU2 AMD Ryzen 5 7645HX
MediaTek Dimensity 6080 AMD Ryzen 5 7645HX

CPU comparison

MediaTek Dimensity 6080 or AMD Ryzen 5 7645HX - 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 Dimensity 6080 has 8 cores with 8 threads and clocks with a maximum frequency of 2.40 GHz. Up to 12 GB of memory is supported in 2 memory channels. The MediaTek Dimensity 6080 was released in Q1/2023.

The AMD Ryzen 5 7645HX has 6 cores with 12 threads and clocks with a maximum frequency of 5.00 GHz. The CPU supports up to 128 GB of memory in 2 memory channels. The AMD Ryzen 5 7645HX was released in Q1/2023.
Mediatek Dimensity (36) Family AMD Ryzen 5 (86)
MediaTek Dimensity 6000 (3) CPU group AMD Ryzen 7045 (6)
0 Generation 6
Cortex-A76 / Cortex-A55 Architecture Dragon Range (Zen 4)
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The MediaTek Dimensity 6080 has 8 CPU cores and can calculate 8 threads in parallel. The clock frequency of the MediaTek Dimensity 6080 is 2.40 GHz while the AMD Ryzen 5 7645HX has 6 CPU cores and 12 threads can calculate simultaneously. The clock frequency of the AMD Ryzen 5 7645HX is at 4.00 GHz (5.00 GHz).

MediaTek Dimensity 6080 Characteristic AMD Ryzen 5 7645HX
8 Cores 6
8 Threads 12
hybrid (big.LITTLE) Core architecture normal
No Hyperthreading Yes
No Overclocking ? Yes
2.40 GHz
2x Cortex-A76
A-Core 4.00 GHz (5.00 GHz)
6x Zen 4
2.00 GHz
6x Cortex-A55
B-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.

MediaTek Dimensity 6080 Characteristic AMD Ryzen 5 7645HX
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The MediaTek Dimensity 6080 or AMD Ryzen 5 7645HX 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.

ARM Mali-G57 MP2 GPU AMD Radeon 610M
1.10 GHz GPU frequency 0.40 GHz
1.10 GHz GPU (Turbo) 2.20 GHz
Vallhall 1 GPU Generation 9
7 nm Technology 6 nm
2 Max. displays 3
2 Compute units 2
32 Shader 128
No Hardware Raytracing Yes
No Frame Generation No
4 GB Max. GPU Memory 8 GB
12 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.

ARM Mali-G57 MP2 GPU AMD Radeon 610M
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 / Encode Codec VP9 Decode / Encode
Decode / Encode Codec VP8 Decode / Encode
Decode Codec AV1 Decode
Decode / Encode Codec AVC Decode / Encode
Decode / Encode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

The MediaTek Dimensity 6080 can use up to 12 GB of memory in 2 memory channels. The maximum memory bandwidth is 17.1 GB/s. The AMD Ryzen 5 7645HX supports up to 128 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 83.2 GB/s.

MediaTek Dimensity 6080 Characteristic AMD Ryzen 5 7645HX
LPDDR4X-4266 Memory DDR5-5200
12 GB Max. Memory 128 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
17.1 GB/s Max. Bandwidth 83.2 GB/s
No ECC Yes
-- L2 Cache 6.00 MB
-- L3 Cache 32.00 MB
-- PCIe version 5.0
-- PCIe lanes 28
-- PCIe Bandwidth 110.3 GB/s

Thermal Management

The thermal design power (TDP for short) of the MediaTek Dimensity 6080 is --, while the AMD Ryzen 5 7645HX has a TDP of 55 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

MediaTek Dimensity 6080 Characteristic AMD Ryzen 5 7645HX
-- TDP (PL1 / PBP) 55 W
-- TDP (PL2) --
-- TDP up 75 W
-- TDP down 45 W
-- Tjunction max. 100 °C

Technical details

The MediaTek Dimensity 6080 is manufactured in 7 nm and has 0.00 MB cache. The AMD Ryzen 5 7645HX is manufactured in 5 nm and has a 38.00 MB cache.

MediaTek Dimensity 6080 Characteristic AMD Ryzen 5 7645HX
7 nm Technology 5 nm
Chiplet Chip design Chiplet
Armv8-A (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- ISA extensions SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512
-- Socket FL1
None Virtualization AMD-V, SVM
No AES-NI Yes
Android Operating systems Windows 10, Windows 11, Linux
Q1/2023 Release date Q1/2023
-- Release price --
show more data show more data


Rate these processors

Here you can rate the MediaTek Dimensity 6080 to help other visitors make their purchasing decisions. The average rating is 3.7 stars (19 ratings). Rate now:
Here you can rate the AMD Ryzen 5 7645HX to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


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 Dimensity 6080 MediaTek Dimensity 6080
ARM Mali-G57 MP2 @ 1.10 GHz
282 (64%)
AMD Ryzen 5 7645HX AMD Ryzen 5 7645HX
AMD Radeon 610M @ 2.20 GHz
443 (100%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 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 Dimensity 6080 MediaTek Dimensity 6080
8C 8T @ 2.40 GHz
0 (0%)
AMD Ryzen 5 7645HX AMD Ryzen 5 7645HX
6C 12T @ 5.00 GHz
1802 (100%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 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 Dimensity 6080 MediaTek Dimensity 6080
8C 8T @ 2.40 GHz
0 (0%)
AMD Ryzen 5 7645HX AMD Ryzen 5 7645HX
6C 12T @ 4.00 GHz
13824 (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 Dimensity 6080 MediaTek Dimensity 6080
8C 8T @ 2.40 GHz
624 (100%)
AMD Ryzen 5 7645HX AMD Ryzen 5 7645HX
6C 12T @ 5.00 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.
MediaTek Dimensity 6080 MediaTek Dimensity 6080
8C 8T @ 2.40 GHz
1810 (100%)
AMD Ryzen 5 7645HX AMD Ryzen 5 7645HX
6C 12T @ 4.00 GHz
0 (0%)

CPU performance per watt (efficiency)

Efficiency of the processor under full load in the Cinebench R23 (multi-core) benchmark. The benchmark result is divided by the average energy required (CPU package power in watts). The higher the value, the more efficient the CPU is under full load.
MediaTek Dimensity 6080 MediaTek Dimensity 6080
2.40 GHz
0 (0%)
AMD Ryzen 5 7645HX AMD Ryzen 5 7645HX
13,824 CB R23 MC @ 51 W
270 (100%)

Devices using this processor

MediaTek Dimensity 6080 AMD Ryzen 5 7645HX
Unknown Unknown

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