Polaris 20 vs Radeon RX Vega XTX

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)GCN 4.0 (2016−2020)
GPU code nameVega 10Polaris 20
Market segmentDesktopDesktop
Release date8 August 2017 (6 years ago)no data
Current price$310 $17.99

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 cores40962304
Core clock speed1500 MHzno data
Boost clock speed1630 MHzno data
Number of transistorsno data5,700 million
Manufacturing process technology14 nm14 nm
Power consumption (TDP)225 Wattno data
Texture fill rate417.3no data
Floating-point performance13,353 gflopsno data

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 x16no data
Length267 mmno data
Width2-slotno data
Supplementary power connectors2x 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 typeHBM2no data
Maximum RAM amount8 GBno data
Memory bus width2048 Bitno data
Memory clock speed1890 MHzno data
Memory bandwidth483.8 GB/sno data

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.

DirectX12.012 (12_0)
Shader Model5.06.7
OpenGL4.54.6
OpenCL2.02.1
Vulkanno data1.3

Pros & cons summary


We couldn't decide between Radeon RX Vega XTX and Polaris 20. We've got no test results to judge.


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 XTX
Radeon RX Vega XTX
AMD Polaris 20
Polaris 20

Comparisons with similar GPUs

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Community ratings

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


5 1 vote

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3.6 30 votes

Rate Polaris 20 on a scale of 1 to 5:

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Questions & comments

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