Radeon RX Vega XTX and GeForce RTX 4090 Mobile - video card comparison

Radeon RX Vega XTX

GeForce RTX 4090 Mobile

Architecture

GCN 5.0 (2017−2020)

Ada Lovelace

GPU code name

Vega 10

GN21-X11

Market segment

Desktop

Laptop

Release date

August 2017

January 2023

Interface

PCIe 3.0 x16

PCIe 4.0 x16

Supplementary power connectors

2x 8-pin

Boost clock speed

1630 MHz

2040 MHz

Core clock speed

1500 MHz

Floating-point performance

13,353 gflops

Manufacturing process technology

14 nm

5 nm

Number of transistors

45,900 million

Pipelines / CUDA cores

4096

9728

Power consumption (TDP)

225 Watt

150 Watt (80 - 150 Watt TGP)

Texture fill rate

417.3

515.3

Memory type

HBM2

GDDR6

Maximum RAM amount

8 GB

16 GB

Memory bus width

2048 Bit

256 Bit

Memory clock speed

1890 MHz

20000 MHz

Memory bandwidth

483.8 GB/s

576.0 GB/s

Shared memory

Display Connectors

1x HDMI, 3x DisplayPort

Portable Device Dependent

HDMI

DirectX

12.0

12 Ultimate (12_2)

CUDA

8.9

OpenCL

2.0

3.0

OpenGL

4.5

4.6

Shader Model

5.0

6.7

Vulkan

1.3