GeForce 6800 Ultra and GeForce RTX 4090 Ti - video card comparison

GeForce 6800 Ultra

GeForce RTX 4090 Ti

Architecture

Curie (2003−2013)

Ada Lovelace

GPU code name

NV45

AD102

Market segment

Desktop

Release date

July 2004

2023

Interface

PCIe 1.0 x16

PCIe 4.0 x16

Supplementary power connectors

1x 6-pin

2x 16-pin

Boost clock speed

2565 MHz

Core clock speed

425 MHz

Manufacturing process technology

130 nm

5 nm

Number of transistors

222 million

76,300 million

Pipelines / CUDA cores

18176

Power consumption (TDP)

81 Watt

600 Watt

Texture fill rate

6.800

1,457

Memory type

GDDR3

GDDR6X

Maximum RAM amount

256 MB

24 GB

Memory bus width

256 Bit

384 Bit

Memory clock speed

1100 MHz

24 GB/s

Memory bandwidth

35.2 GB/s

1,152 GB/s

Display Connectors

2x DVI, 1x S-Video

1x HDMI 2.1, 3x DisplayPort 1.4a

HDMI

DirectX

9.0c (9_3)

12 Ultimate (12_2)

CUDA

8.9

OpenCL

N/A

3.0

OpenGL

2.1

4.6

Shader Model

3.0

6.7

Vulkan

N/A

1.3