Radeon Pro SSG and GeForce RTX 4080 Mobile - video card comparison

Radeon Pro SSG

GeForce RTX 4080 Mobile

Architecture

GCN 3.0 (2014−2017)

Ada Lovelace

GPU code name

Fiji

GN21-X9

Market segment

Workstation

Laptop

Release date

July 2016

January 2023

Interface

PCIe 3.0 x16

PCIe 4.0 x16

Supplementary power connectors

1x 6-pin + 1x 8-pin

Boost clock speed

1050 MHz

2280 MHz

Core clock speed

1440 MHz

1860 MHz

Floating-point performance

12,288 gflops

Manufacturing process technology

28 nm

5 nm

Number of transistors

8,900 million

35,800 million

Pipelines / CUDA cores

4096

7424

Power consumption (TDP)

260 Watt

150 Watt (60 - 150 Watt TGP)

Texture fill rate

268.8

386.3

Memory type

HBM

GDDR6X

Maximum RAM amount

4 GB

12 GB

Memory bus width

4096 Bit

192 Bit

Memory clock speed

1000 MBps

20000 MHz

Memory bandwidth

512.0 GB/s

432.0 GB/s

Shared memory

Display Connectors

1x HDMI 1.4a, 3x mini-DisplayPort 1.2

Portable Device Dependent

HDMI

DirectX

12 (12_0)

12 Ultimate (12_2)

CUDA

8.9

OpenCL

2.1

3.0

OpenGL

4.6

Shader Model

6.5

6.7

Vulkan

1.2.170

1.3