Quadro K4000 and RTX A2000 Mobile - video card comparison

Quadro K4000

RTX A2000 Mobile

Architecture

Kepler (2012−2018)

Ampere (2020−2022)

GPU code name

GK106

GA107

Market segment

Workstation

Laptop

Release date

March 2013

April 2021

Interface

PCIe 2.0 x16

PCIe 4.0 x16

Supplementary power connectors

1x 6-pin

-

Boost clock speed

-

1687 MHz

Core clock speed

810 MHz

893 MHz

Floating-point performance

1,244 gflops

-

Manufacturing process technology

28 nm

8 nm

Number of transistors

2,540 million

13,250 million

Pipelines / CUDA cores

768

2560

Power consumption (TDP)

80 Watt

95 Watt (35 - 95 Watt TGP)

Texture fill rate

51.84

108.6

Memory type

GDDR5

GDDR6

Maximum RAM amount

3 GB

8 GB

Memory bus width

192 Bit

128 Bit

Memory clock speed

5616 MHz

14000 MHz

Memory bandwidth

134.8 GB/s

176.0 GB/s

Shared memory

-

-

Display Connectors

1x DVI, 2x DisplayPort

No outputs

DirectX

12 (11_0)

12 Ultimate (12_2)

CUDA

3.0

8.6

OpenCL

1.2

3.0

OpenGL

4.6

4.6

Shader Model

5.1

6.6

Vulkan

+

1.2