Radeon R9 M290X and GeForce RTX 4080 Mobile - video card comparison

Radeon R9 M290X

GeForce RTX 4080 Mobile

Architecture

GCN (2011−2017)

Ada Lovelace

GPU code name

Neptune

GN21-X9

Market segment

Laptop

Laptop

Release date

January 2014

January 2023

Bus support

PCIe 3.0 x16

-

Interface

PCIe 3.0 x16

PCIe 4.0 x16

Supplementary power connectors

None

-

Boost clock speed

900 MHz

2280 MHz

Compute units

20

-

Core clock speed

850 MHz

1860 MHz

Floating-point performance

2,304 gflops

-

Manufacturing process technology

28 nm

5 nm

Number of transistors

2,800 million

35,800 million

Pipelines / CUDA cores

1280

7424

Power consumption (TDP)

100 Watt

150 Watt (60 - 150 Watt TGP)

Texture fill rate

72.00

386.3

Memory type

GDDR5

GDDR6X

Maximum RAM amount

4 GB

12 GB

Memory bus width

256 Bit

192 Bit

Memory clock speed

1200 MHz

20000 MHz

Memory bandwidth

153.6 GB/s

432.0 GB/s

Shared memory

-

-

Display Connectors

No outputs

Portable Device Dependent

Eyefinity

1

-

DirectX

DirectX® 11

12 Ultimate (12_2)

CUDA

-

8.9

Mantle

+

-

OpenCL

Not Listed

3.0

OpenGL

4.4

4.6

Shader Model

5.1

6.7

Vulkan

-

1.3

AppAcceleration

-

-

DualGraphics

1

-

Enduro

-

-

FreeSync

1

-

HD3D

+

-

PowerTune

+

-

Switchable graphics

1

-

TrueAudio

-

-

ZeroCore

+

-