Iris Xe Graphics G4 and T400 - video card comparison

Iris Xe Graphics G4

T400

Architecture

Generation 12.0 (2020)

Turing (2018−2021)

GPU code name

Tiger Lake GT1

TU117

Market segment

Laptop

Desktop

Release date

September 2020

May 2021

Interface

PCIe 3.0 x1

PCIe 3.0 x16

Supplementary power connectors

-

None

Boost clock speed

1100 MHz

1425 MHz

Manufacturing process technology

10 nm

12 nm

Number of transistors

-

4,700 million

Pipelines / CUDA cores

384

384

Power consumption (TDP)

15 Watt

30 Watt

Texture fill rate

52.80

34.20

Memory type

System Shared

GDDR6

Maximum RAM amount

System Shared

2 GB

Memory bus width

System Shared

64 Bit

Memory clock speed

System Shared

10 GB/s

Memory bandwidth

-

80 GB/s

Shared memory

+

-

Display Connectors

No outputs

3x mini-DisplayPort

DirectX

12 (12_1)

12 (12_1)

CUDA

-

7.5

OpenCL

2.1

3.0

OpenGL

4.6

4.6

Shader Model

6.4

6.6

Vulkan

1.1

1.2

Quick Sync

+

-