Radeon RX Vega 56 Mobile vs RX 580X

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Primary details

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

Place in performance ranking269not rated
Place by popularitynot in top-100not in top-100
ArchitectureGCN 4.0 (2016−2020)GCN 5.0 (2017−2020)
GPU code namePolaris 20Vega 10
Market segmentDesktopLaptop
Release date11 April 2018 (6 years ago)1 June 2018 (6 years ago)

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 cores23043584
Core clock speed1257 MHz1138 MHz
Boost clock speed1340 MHz1301 MHz
Number of transistors5,700 million12,500 million
Manufacturing process technology14 nm14 nm
Power consumption (TDP)185 Watt120 Watt
Texture fill rate193.0291.4
Floating-point performance6.175 gflops9.326 gflops

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).

InterfacePCIe 3.0 x16PCIe 3.0 x16
Length241 mmno data
Width2-slotno data
Supplementary power connectors1x 8-pinno 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 typeGDDR5HBM2
Maximum RAM amount8 GB8 GB
Memory bus width256 Bit2048 Bit
Memory clock speed8000 MHz1600 MHz
Memory bandwidth256.0 GB/s409.6 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 DisplayPort1x HDMI, 3x DisplayPort
HDMI++

API compatibility

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

DirectX12 (12_0)12 (12_1)
Shader Model6.46.4
OpenGL4.64.6
OpenCL2.02.0
Vulkan1.2.1311.1.125

Pros & cons summary


Recency 11 April 2018 1 June 2018
Power consumption (TDP) 185 Watt 120 Watt

RX Vega 56 Mobile has an age advantage of 1 month, and 54.2% lower power consumption.

We couldn't decide between Radeon RX 580X and Radeon RX Vega 56 Mobile. We've got no test results to judge.

Be aware that Radeon RX 580X is a desktop card while Radeon RX Vega 56 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.

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AMD Radeon RX 580X
Radeon RX 580X
AMD Radeon RX Vega 56 Mobile
Radeon RX Vega 56 Mobile

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.6 114 votes

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Questions & comments

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