Quadro P4000 and RTX A40 - video card comparison

Quadro P4000

RTX A40

Architecture

Pascal (2016−2021)

Ampere (2020−2022)

GPU code name

GP104

GA102

Market segment

Workstation

Desktop

Release date

February 2017

October 2020

Interface

PCIe 3.0 x16

PCIe 4.0 x16

Supplementary power connectors

1x 6-pin

8-pin EPS

Boost clock speed

1480 MHz

1755 MHz

Core clock speed

1202 MHz

-

Floating-point performance

5,304 gflops

-

Manufacturing process technology

16 nm

8 nm

Number of transistors

7,200 million

28,300 million

Pipelines / CUDA cores

1792

10752

Power consumption (TDP)

100 Watt

300 Watt

Texture fill rate

165.8

589.7

Memory type

GDDR5

GDDR6

Maximum RAM amount

8 GB

48 GB

Memory bus width

256 Bit

384 Bit

Memory clock speed

7604 MHz

14.5 GB/s

Memory bandwidth

192 GB/s

695.8 GB/s

Shared memory

-

-

Display Connectors

4x DisplayPort

3x DisplayPort

Display Port

1.4

-

DirectX

12

12 Ultimate (12_2)

CUDA

6.1

8.6

OpenCL

1.2

2.0

OpenGL

4.5

4.6

Shader Model

5.1

6.5

Vulkan

+

1.2

3D Stereo

+

-

Mosaic

+

-

nView Display Management

+

-

Optimus

+

-