Xbox XGPU-B and Radeon Steam Deck 8CU - video card comparison

Xbox XGPU-B

Radeon Steam Deck 8CU

Architecture

Kelvin (2001−2003)

RDNA 2 (2020−2022)

GPU code name

NV2A

RDNA 2 Sephiroth

Market segment

Desktop

Laptop

Release date

November 2001

November 2023

Interface

AGP 4x

-

Boost clock speed

-

1900 MHz

Core clock speed

233 MHz

-

Manufacturing process technology

150 nm

6 nm

Number of transistors

57 million

-

Pipelines / CUDA cores

-

512

Texture fill rate

1.864

-

Memory type

DDR

-

Maximum RAM amount

64 MB

-

Memory bus width

128 Bit

-

Memory clock speed

400 MHz

-

Memory bandwidth

6.4 GB/s

-

Shared memory

-

-

Display Connectors

No outputs

-

DirectX

8.1

12_1

OpenCL

N/A

-

OpenGL

1.4

-

Vulkan

N/A

-