Quadro K4000 and RTX A4000 Max-Q - video card comparison

Quadro K4000

RTX A4000 Max-Q

Architecture

Kepler (2012−2018)

Ampere (2020−2022)

GPU code name

GK106

GA104

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

None

Boost clock speed

-

1395 MHz

Core clock speed

810 MHz

-

Floating-point performance

1,244 gflops

-

Manufacturing process technology

28 nm

8 nm

Number of transistors

2,540 million

17,400 million

Pipelines / CUDA cores

768

5120

Power consumption (TDP)

80 Watt

80 Watt

Texture fill rate

51.84

223.2

Memory type

GDDR5

GDDR6

Maximum RAM amount

3 GB

8 GB

Memory bus width

192 Bit

256 Bit

Memory clock speed

5616 MHz

11 GB/s

Memory bandwidth

134.8 GB/s

352.0 GB/s

Display Connectors

1x DVI, 2x DisplayPort

Portable Device Dependent

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

6.7

Vulkan

+

1.3