Tesla K40st and Spectre - video card comparison

Tesla K40st

Spectre

Architecture

Kepler (2012−2018)

GCN 2.0 (2013−2017)

GPU code name

GK110B

Spectre

Market segment

Workstation

Desktop

Release date

November 2013

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Interface

PCIe 3.0 x16

-

Core clock speed

575 MHz

-

Floating-point performance

4,291 gflops

-

Manufacturing process technology

28 nm

28 nm

Number of transistors

7,080 million

2,410 million

Pipelines / CUDA cores

2880

512

Power consumption (TDP)

245 Watt

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Texture fill rate

138.0

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Memory type

GDDR5

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Maximum RAM amount

12 GB

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Memory bus width

384 Bit

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Memory clock speed

6008 MHz

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Memory bandwidth

288.4 GB/s

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Display Connectors

No outputs

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DirectX

12 (11_1)

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