Radeon R7 250 and Steam Deck GPU - video card comparison

Radeon R7 250

Steam Deck GPU

Architecture

GCN (2011−2017)

RDNA 2.0 (2020−2022)

GPU code name

Oland XT

Van Gogh

Market segment

Desktop

Desktop

Release date

October 2013

February 2022

Bus support

PCIe 3.0

-

Interface

PCIe 3.0 x8

-

Supplementary power connectors

N/A

None

Boost clock speed

1050 MHz

1600 MHz

Floating-point performance

716.8 gflops

-

Manufacturing process technology

28 nm

7 nm

Number of transistors

950 million

2,400 million

Pipelines / CUDA cores

384

512

Power consumption (TDP)

75 Watt

15 Watt

Texture fill rate

25.20

51.20

Memory type

DDR3, GDDR5

LPDDR5

Maximum RAM amount

2 GB

16 GB

Memory bus width

128 Bit

128 Bit

Memory clock speed

1150 MHz

5.5 GB/s

Memory bandwidth

72 GB/s

88 GB/s

Shared memory

-

-

Display Connectors

1x DVI, 1x HDMI, 1x VGA

1x USB Type-C

HDMI

+

-

DisplayPort support

-

-

DirectX

DirectX® 12

12 (12_1)

Mantle

-

-

OpenCL

1.2

2.0

OpenGL

4.6

4.6

Shader Model

5.1

6.5

Vulkan

-

1.2

AppAcceleration

+

-

CrossFire

1

-

DDMA audio

+

-

Enduro

-

-

FreeSync

1

-

HD3D

-

-

PowerTune

-

-

TrueAudio

-

-

ZeroCore

-

-