Tesla K20X and Capsaicin - video card comparison

Tesla K20X

Capsaicin

Architecture

Kepler (2012−2018)

GCN 3.0 (2014−2017)

GPU code name

GK110

Capsaicin

Market segment

Workstation

Desktop

Release date

November 2012

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Interface

PCIe 3.0 x16

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Supplementary power connectors

1x 6-pin + 1x 8-pin

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Core clock speed

732 MHz

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Floating-point performance

3,935 gflops

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Manufacturing process technology

28 nm

28 nm

Number of transistors

7,080 million

8,900 million

Pipelines / CUDA cores

2688

4096

Power consumption (TDP)

235 Watt

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Texture fill rate

164.0

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Memory type

GDDR5

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Maximum RAM amount

6 GB

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Memory bus width

384 Bit

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Memory clock speed

5200 MHz

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Memory bandwidth

249.6 GB/s

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Display Connectors

No outputs

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DirectX

12 (11_0)

12 (12_0)

CUDA

3.5

-

OpenCL

1.2

2.1

OpenGL

4.6

4.6

Shader Model

5.1

6.5

Vulkan

1.1.126

1.2.170