Tesla K20c and FirePro D500 - video card comparison

Tesla K20c

FirePro D500

Architecture

Kepler (2012−2018)

GCN 1.0 (2012−2020)

GPU code name

GK110

Tahiti

Market segment

Workstation

Workstation

Release date

November 2012

January 2014

Interface

PCIe 2.0 x16

PCIe 3.0 x16

Supplementary power connectors

1x 6-pin + 1x 8-pin

-

Core clock speed

706 MHz

725 MHz

Floating-point performance

3,524 gflops

2,227 gflops

Manufacturing process technology

28 nm

28 nm

Number of transistors

7,080 million

4,313 million

Pipelines / CUDA cores

2496

1536

Power consumption (TDP)

225 Watt

274 Watt

Texture fill rate

146.8

69.60

Memory type

GDDR5

GDDR5

Maximum RAM amount

5 GB

3 GB

Memory bus width

320 Bit

384 Bit

Memory clock speed

5200 MHz

5080 MHz

Memory bandwidth

208.0 GB/s

243.8 GB/s

Display Connectors

No outputs

6x mini-DisplayPort, 1x SDI

DirectX

12 (11_0)

12 (11_1)

CUDA

3.5

-

OpenCL

1.2

1.2

OpenGL

4.6

4.6

Shader Model

5.1

5.1

Vulkan

1.1.126

1.2.131