GeForce 805A and Radeon RX 6400 - video card comparison

GeForce 805A

Radeon RX 6400

Architecture

Kepler 2.0 (2013−2015)

RDNA 2.0 (2020−2022)

GPU code name

GK208

Navi 24

Market segment

Desktop

Desktop

Release date

July 2014

January 2022

Interface

PCIe 3.0 x8

PCIe 4.0 x4

Supplementary power connectors

-

None

Boost clock speed

758 MHz

2321 MHz

Core clock speed

719 MHz

-

Floating-point performance

297.6 gflops

-

Manufacturing process technology

28 nm

6 nm

Number of transistors

915 million

5,400 million

Pipelines / CUDA cores

192

768

Power consumption (TDP)

15 Watt

53 Watt

Texture fill rate

12.13

111.4

Memory type

DDR3

GDDR6

Maximum RAM amount

1 GB

4 GB

Memory bus width

64 Bit

64 Bit

Memory clock speed

2002 MHz

16 GB/s

Memory bandwidth

16.02 GB/s

128.0 GB/s

Display Connectors

No outputs

1x HDMI 2.1, 1x DisplayPort 1.4a

HDMI

-

+

DirectX

12 (11_0)

12 Ultimate (12_2)

CUDA

3.5

-

OpenCL

1.2

2.2

OpenGL

4.6

4.6

Shader Model

5.1

6.6

Vulkan

1.1.126

1.3