Switch GPU 20nm vs Radeon RX 580 2048SP

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Primary details

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

Place in the ranking276not rated
Place by popularity53not in top-100
Power efficiency9.11no data
ArchitectureGCN 4.0 (2016−2020)Maxwell 2.0 (2014−2019)
GPU code namePolaris 20GM20B
Market segmentDesktopDesktop
Release date15 October 2018 (6 years ago)17 March 2017 (7 years ago)
Launch price (MSRP)no data$299

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 cores2048256
Core clock speed1168 MHz384 MHz
Boost clock speed1284 MHz768 MHz
Number of transistors5,700 million2,000 million
Manufacturing process technology14 nm20 nm
Power consumption (TDP)150 Watt15 Watt
Texture fill rate164.412.29
Floating-point processing power5.259 TFLOPS0.3932 TFLOPS
ROPs3216
TMUs12816

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 x16IGP
Length241 mm239 mm
Width2-slotIGP
Supplementary power connectors1x 8-pinNone

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 typeGDDR5DDR4
Maximum RAM amount8 GB4 GB
Memory bus width256 Bit64 Bit
Memory clock speed1750 MHz1600 MHz
Memory bandwidth224.0 GB/s25.6 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 DVI, 1x HDMI, 3x DisplayPortNo outputs
HDMI+-

API compatibility

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

DirectX12 (12_0)12 (12_1)
Shader Model6.46.4
OpenGL4.64.6
OpenCL2.01.2
Vulkan1.2.1311.1
CUDA-5.3

Pros & cons summary


Recency 15 October 2018 17 March 2017
Maximum RAM amount 8 GB 4 GB
Chip lithography 14 nm 20 nm
Power consumption (TDP) 150 Watt 15 Watt

RX 580 2048SP has an age advantage of 1 year, a 100% higher maximum VRAM amount, and a 42.9% more advanced lithography process.

Switch GPU 20nm, on the other hand, has 900% lower power consumption.

We couldn't decide between Radeon RX 580 2048SP and Switch GPU 20nm. 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 580 2048SP
Radeon RX 580 2048SP
NVIDIA Switch GPU 20nm
Switch GPU 20nm

Comparisons with similar GPUs

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Community ratings

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4.2 3157 votes

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2.1 10 votes

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Questions & comments

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