Radeon HD 5970 and Radeon RX 5900 - video card comparison

Radeon HD 5970

Radeon RX 5900

Architecture

TeraScale 2 (2009−2015)

RDNA 2.0 (2020−2022)

GPU code name

Hemlock

Navi 21

Market segment

Desktop

Desktop

Release date

November 2009

-

Interface

PCIe 2.0 x16

PCIe 4.0 x16

Supplementary power connectors

1x 6-pin + 1x 8-pin

2x 8-pin

Boost clock speed

-

1635 MHz

Core clock speed

725 MHz

-

Floating-point performance

2x 2,320.0 gflops

-

Manufacturing process technology

40 nm

7 nm

Number of transistors

2,154 million

21,000 million

Pipelines / CUDA cores

1600

4096

Power consumption (TDP)

294 Watt

300 Watt

Texture fill rate

58.00

418.6

Memory type

GDDR5

GDDR6

Maximum RAM amount

1 GB

12 GB

Memory bus width

256 Bit

384 Bit

Memory clock speed

4000 MHz

14000 MHz

Memory bandwidth

128.0 GB/s

672.0 GB/s

Display Connectors

2x DVI, 1x mini-DisplayPort

1x HDMI, 3x DisplayPort

HDMI

-

+

DirectX

11.2 (11_0)

12 Ultimate (12_1)

OpenCL

1.2

-

OpenGL

4.4

4.6

Shader Model

5.0

-

Vulkan

N/A

-