Quadro K620 and Xe DG1 - video card comparison

Quadro K620

Xe DG1

Architecture

Maxwell (2014−2018)

Generation 12.1 (2020−2021)

GPU code name

GM107

DG1

Market segment

Workstation

Desktop

Release date

July 2014

2020

Interface

PCIe 2.0 x16

PCIe 4.0 x8

Supplementary power connectors

None

None

Boost clock speed

1124 MHz

1550 MHz

Core clock speed

1058 MHz

-

Floating-point performance

863.2 gflops

-

Manufacturing process technology

28 nm

10 nm

Number of transistors

1,870 million

5,000 million

Pipelines / CUDA cores

384

640

Power consumption (TDP)

41 Watt

30 Watt

Texture fill rate

26.98

62.00

Memory type

128 Bit

LPDDR4X

Maximum RAM amount

2 GB

4 GB

Memory bus width

128 Bit

128 Bit

Memory clock speed

1800 MHz

4.3 GB/s

Memory bandwidth

Up to 29 GB/s

68.26 GB/s

Display Connectors

DVI-I DP

1x HDMI, 3x DisplayPort

Number of simultaneous displays

4

-

HDMI

-

+

DirectX

12

12 (12_1)

CUDA

5.0

-

OpenCL

1.2

3.0

OpenGL

4.5

4.6

Shader Model

5

6.6

Vulkan

+

1.3

3D Vision Pro

+

-

Mosaic

+

-

nView Desktop Management

+

-