Radeon RX 5900 and Radeon 780M - video card comparison

Radeon RX 5900

Radeon 780M

Architecture

RDNA 2.0 (2020−2022)

RDNA 3

GPU code name

Navi 21

Phoenix

Market segment

Desktop

Laptop

Release date

-

January 2023

Interface

PCIe 4.0 x16

PCIe 4.0 x8

Supplementary power connectors

2x 8-pin

None

Boost clock speed

1635 MHz

3000 MHz

Core clock speed

-

1500 MHz

Manufacturing process technology

7 nm

4 nm

Number of transistors

21,000 million

25,390 million

Pipelines / CUDA cores

4096

768

Power consumption (TDP)

300 Watt

54 Watt (35 - 54 Watt TGP)

Texture fill rate

418.6

139.2

Memory type

GDDR6

System Shared

Maximum RAM amount

12 GB

System Shared

Memory bus width

384 Bit

System Shared

Memory clock speed

14000 MHz

System Shared

Memory bandwidth

672.0 GB/s

-

Shared memory

-

+

Display Connectors

1x HDMI, 3x DisplayPort

Portable Device Dependent

HDMI

+

-

DirectX

12 Ultimate (12_1)

12 Ultimate (12_2)

OpenCL

-

2.1

OpenGL

4.6

4.6

Shader Model

-

6.7

Vulkan

-

1.3