Radeon R9 390X2 and GeForce RTX 5090 - video card comparison

Radeon R9 390X2

GeForce RTX 5090

Architecture

GCN (2011−2017)

Blackwell 2.0

GPU code name

-

GB202

Market segment

Desktop

Desktop

Release date

-

2025 (recently)

Interface

-

PCIe 5.0 x16

Supplementary power connectors

-

1x 16-pin

Boost clock speed

1000 MHz

2520 MHz

Manufacturing process technology

-

0 nm

Pipelines / CUDA cores

-

20480

Power consumption (TDP)

-

500 Watt

Texture fill rate

-

1,613

Memory type

512

GDDR7

Maximum RAM amount

-

28 GB

Memory bus width

5400 Bit

448 Bit

Memory clock speed

-

5 GB/s

Memory bandwidth

-

280.0 GB/s

Display Connectors

-

1x HDMI 2.1, 3x DisplayPort 1.4a

HDMI

-

+

DirectX

GDDR5

12 Ultimate (12_2)

CUDA

-

9.1

OpenCL

-

3.0

OpenGL

-

4.6

Shader Model

-

6.7

Vulkan

-

1.3