Tesla K20s vs Radeon RX 580

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Primary details

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

Place in the ranking244not rated
Place by popularity1not in top-100
Cost-effectiveness evaluation18.54no data
Power efficiency8.51no data
ArchitectureGCN 4.0 (2016−2020)Kepler (2012−2018)
GPU code namePolaris 20GK110
Market segmentDesktopWorkstation
Release date18 April 2017 (7 years ago)18 February 2013 (11 years ago)
Launch price (MSRP)$229 $3,199

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores23042496
Core clock speed1257 MHz575 MHz
Boost clock speed1340 MHzno data
Number of transistors5,700 million7,080 million
Manufacturing process technology14 nm28 nm
Power consumption (TDP)185 Watt225 Watt
Texture fill rate193.0119.6
Floating-point processing power6.175 TFLOPS2.87 TFLOPS
ROPs3240
TMUs144208

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 2.0 x16
Length241 mm267 mm
Width2-slot2-slot
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 typeGDDR5GDDR5
Maximum RAM amount8 GB5 GB
Memory bus width256 Bit320 Bit
Memory clock speed2000 MHz1300 MHz
Memory bandwidth256.0 GB/s208.0 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 outputs
HDMI+-

API compatibility

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

DirectX12 (12_0)12 (11_0)
Shader Model6.45.1
OpenGL4.64.6
OpenCL2.01.2
Vulkan1.2.1311.1.126
CUDA-3.5

Pros & cons summary


Recency 18 April 2017 18 February 2013
Maximum RAM amount 8 GB 5 GB
Chip lithography 14 nm 28 nm
Power consumption (TDP) 185 Watt 225 Watt

RX 580 has an age advantage of 4 years, a 60% higher maximum VRAM amount, a 100% more advanced lithography process, and 21.6% lower power consumption.

We couldn't decide between Radeon RX 580 and Tesla K20s. We've got no test results to judge.

Be aware that Radeon RX 580 is a desktop card while Tesla K20s is a workstation 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 580
Radeon RX 580
NVIDIA Tesla K20s
Tesla K20s

Comparisons with similar GPUs

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Community ratings

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Questions & comments

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