UHD Graphics 620 and Xe DG1 - video card comparison

UHD Graphics 620

Xe DG1

Architecture

Gen. 9.5 (2017)

Generation 12.1 (2020−2021)

GPU code name

Kaby-Lake-Refresh GT2

DG1

Market segment

Laptop

Desktop

Release date

September 2017

2020

Interface

PCIe 3.0 x1

PCIe 4.0 x8

Supplementary power connectors

-

None

Boost clock speed

1150 MHz

1550 MHz

Core clock speed

300 MHz

-

Manufacturing process technology

14 nm

10 nm

Number of transistors

189 million

5,000 million

Pipelines / CUDA cores

24

640

Power consumption (TDP)

15 Watt

30 Watt

Texture fill rate

27.60

62.00

Memory type

LPDDR3/DDR4

LPDDR4X

Maximum RAM amount

32 GB

4 GB

Memory bus width

System Shared

128 Bit

Memory clock speed

System Shared

4.3 GB/s

Memory bandwidth

-

68.26 GB/s

Shared memory

+

-

Display Connectors

No outputs

1x HDMI, 3x DisplayPort

HDMI

-

+

DirectX

12 (12_1)

12 (12_1)

OpenCL

2.1

3.0

OpenGL

4.6

4.6

Shader Model

6.4

6.6

Vulkan

1.1.103

1.3

Quick Sync

+

-