Tesla K20X and RTX A2000 - video card comparison

Tesla K20X

RTX A2000

Architecture

Kepler (2012−2018)

Ampere (2020−2022)

GPU code name

GK110

GA106

Market segment

Workstation

Desktop

Release date

November 2012

August 2021

Interface

PCIe 3.0 x16

PCIe 4.0 x16

Supplementary power connectors

1x 6-pin + 1x 8-pin

None

Boost clock speed

-

1200 MHz

Core clock speed

732 MHz

-

Floating-point performance

3,935 gflops

-

Manufacturing process technology

28 nm

8 nm

Number of transistors

7,080 million

12,000 million

Pipelines / CUDA cores

2688

3328

Power consumption (TDP)

235 Watt

70 Watt

Texture fill rate

164.0

124.8

Memory type

GDDR5

GDDR6

Maximum RAM amount

6 GB

6 GB

Memory bus width

384 Bit

192 Bit

Memory clock speed

5200 MHz

12 GB/s

Memory bandwidth

249.6 GB/s

288.0 GB/s

Display Connectors

No outputs

4x mini-DisplayPort 1.4a

DirectX

12 (11_0)

12 Ultimate (12_2)

CUDA

3.5

8.6

OpenCL

1.2

3.0

OpenGL

4.6

4.6

Shader Model

5.1

6.7

Vulkan

1.1.126

1.3