CDNA3 vs Radeon RX Vega 56 Mobile

Primary details

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

Place in performance rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureGCN 5.0 (2017−2020)CDNA 3.0
GPU code nameVega 10CDNA3
Market segmentLaptopDesktop
Release date1 June 2018 (6 years ago)no data
Current price$841 no data

Detailed specifications

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 cores35842x 7040
Core clock speed1138 MHzno data
Boost clock speed1301 MHzno data
Number of transistors12,500 million146,000 million
Manufacturing process technology14 nm5 nm
Power consumption (TDP)120 Wattno data
Texture fill rate291.4no data

Form factor & compatibility

Information on Radeon RX Vega 56 Mobile and CDNA3 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.

InterfacePCIe 3.0 x16no data

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 typeHBM2HBM2e
Maximum RAM amount8 GB2x 64 GB MB
Memory bus width2048 Bit2x 4096 Bit
Memory clock speed1600 MHzno data
Memory bandwidth409.6 GB/s2x 1638 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 Connectors1x HDMI, 3x DisplayPortno data
HDMI+no data

API compatibility

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

DirectX12 (12_1)N/A
Shader Model6.4N/A
OpenGL4.6N/A
OpenCL2.03.0
Vulkan1.1.125N/A

Pros & cons summary


Chip lithography 14 nm 5 nm

We couldn't decide between Radeon RX Vega 56 Mobile and CDNA3. We've got no test results to judge.

Be aware that Radeon RX Vega 56 Mobile is a notebook card while CDNA3 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 Radeon RX Vega 56 Mobile
Radeon RX Vega 56 Mobile
AMD CDNA3
CDNA3

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Community ratings

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