Steam Deck GPU vs Zhongshan Subor Z+

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Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureGCN 5.0 (2017−2020)RDNA 2.0 (2020−2024)
GPU code nameFenghuangVan Gogh
Market segmentLaptopDesktop
Release date3 August 2018 (6 years ago)25 February 2022 (2 years ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores1536512
Core clock speed1300 MHz1000 MHz
Boost clock speedno data1600 MHz
Number of transistorsno data2,400 million
Manufacturing process technology14 nm7 nm
Power consumption (TDP)100 Watt15 Watt
Texture fill rate124.851.20
Floating-point processing power3.994 TFLOPS1.638 TFLOPS
ROPs3216
TMUs9632
Ray Tracing Coresno data8

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

InterfaceIGPno data
Lengthno data298 mm
Supplementary power connectorsno dataNone

VRAM capacity and type

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 typeGDDR5LPDDR5
Maximum RAM amount8 GB16 GB
Memory bus width256 Bit128 Bit
Memory clock speed1200 MHz1375 MHz
Memory bandwidth153.6 GB/s88 GB/s

Connectivity and outputs

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 outputs1x USB Type-C

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 (12_1)12 (12_1)
Shader Model6.26.5
OpenGL4.64.6
OpenCL2.02.0
Vulkan1.2.1311.2

Pros & cons summary


Recency 3 August 2018 25 February 2022
Maximum RAM amount 8 GB 16 GB
Chip lithography 14 nm 7 nm
Power consumption (TDP) 100 Watt 15 Watt

Steam Deck GPU has an age advantage of 3 years, a 100% higher maximum VRAM amount, a 100% more advanced lithography process, and 566.7% lower power consumption.

We couldn't decide between Zhongshan Subor Z+ and Steam Deck GPU. We've got no test results to judge.

Be aware that Zhongshan Subor Z+ is a notebook card while Steam Deck GPU is a desktop one.


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

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AMD Zhongshan Subor Z+
Zhongshan Subor Z+
AMD Steam Deck GPU
Steam Deck GPU

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