Quadro P400 and RTX A1000 Mobile - video card comparison

Quadro P400

RTX A1000 Mobile

Architecture

Pascal (2016−2021)

Ampere (2020−2022)

GPU code name

GP107

GA107

Market segment

Workstation

Laptop

Release date

February 2017

March 2022

Interface

PCIe 3.0 x16

PCIe 4.0 x8

Supplementary power connectors

None

-

Boost clock speed

1252 MHz

1140 MHz

Core clock speed

1228 MHz

-

Floating-point performance

679.9 gflops

-

Manufacturing process technology

14 nm

8 nm

Number of transistors

3,300 million

-

Pipelines / CUDA cores

256

2048

Power consumption (TDP)

30 Watt

95 Watt (35 - 95 Watt TGP)

Texture fill rate

20.03

72.96

Memory type

GDDR5

GDDR6

Maximum RAM amount

2 GB

4 GB

Memory bus width

64 Bit

128 Bit

Memory clock speed

4008 MHz

14000 MHz

Memory bandwidth

32.06 GB/s

176.0 GB/s

Shared memory

-

-

Display Connectors

3x mini-DisplayPort

Portable Device Dependent

DirectX

12 (12_1)

12 Ultimate (12_2)

CUDA

6.1

8.6

OpenCL

1.2

3.0

OpenGL

4.6

4.6

Shader Model

6.4

6.7

Vulkan

1.2.131

1.3