NVIDIA GeForce RTX 3080 Mobile vs AMD Zhongshan Subor Z+ GPU

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General info

GPU architecture, market segment, value for money and other general parameters compared.

Place in performance rankingnot rated85
Place by popularitynot in top-100not in top-100
ArchitectureGCN 5.0 (2017−2020)Ampere (2020−2022)
GPU code nameFenghuangGN20-E7 GA104
Market segmentDesktopLaptop
Release date3 August 2018 (5 years old)12 January 2021 (3 years old)

Technical specs

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores15366144
Core clock speed1300 MHz780 - 1100 MHz
Boost clock speedno data1245 - 1710 MHz
Number of transistorsno data17,400 million
Manufacturing process technology14 nm8 nm
Power consumption (TDP)100 Watt150 Watt (80 - 150 Watt TGP)
Texture fill rate124.8296.6

Size and compatibility

Information on Zhongshan Subor Z+ GPU and GeForce RTX 3080 Mobile compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility). For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.

Laptop sizeno datalarge
InterfaceIGPPCIe 4.0 x16
WidthIGPno data

Memory

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR5GDDR6
Maximum RAM amount8 GB16 GB
Memory bus width256 Bit256 Bit
Memory clock speed4800 MHz14000 MHz
Memory bandwidth153.6 GB/s384.0 GB/s
Shared memoryno data-

Video outputs and ports

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display ConnectorsNo outputsNo outputs

API support

List of supported graphics and general-purpose computing APIs, including their specific versions.

DirectX12 (12_1)12 Ultimate (12_2)
Shader Model6.26.5
OpenGL4.64.6
OpenCL2.02.0
Vulkan1.21.2
CUDAno data8.6

Advantages and disadvantages


Recency 3 August 2018 12 January 2021
Maximum RAM amount 8 GB 16 GB
Chip lithography 14 nm 8 nm
Power consumption (TDP) 100 Watt 150 Watt

We couldn't decide between Zhongshan Subor Z+ GPU and GeForce RTX 3080 Mobile. We've got no test results to judge.

Be aware that Zhongshan Subor Z+ GPU is a desktop card while GeForce RTX 3080 Mobile is a notebook one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

User ratings

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


AMD Zhongshan Subor Z+ GPU
Zhongshan Subor Z+ GPU
NVIDIA GeForce RTX 3080 Mobile
GeForce RTX 3080 Mobile

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Questions and comments

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