GeForce 6800 XT and Radeon Instinct MI300X - video card comparison

GeForce 6800 XT

Radeon Instinct MI300X

Architecture

Curie (2003−2013)

CDNA 3.0

GPU code name

NV42

Aqua Vanjaram

Market segment

Desktop

Release date

September 2005

December 2023

Interface

AGP 8x

PCIe 5.0 x16

Supplementary power connectors

1x Molex

None

Boost clock speed

2100 MHz

Core clock speed

450 MHz

Manufacturing process technology

110 nm

5 nm

Number of transistors

202 million

153,000 million

Pipelines / CUDA cores

19456

Power consumption (TDP)

750 Watt

Texture fill rate

5.400

2,554

Memory type

GDDR3

HBM3

Maximum RAM amount

256 MB

192 GB

Memory bus width

256 Bit

8192 Bit

Memory clock speed

1200 MBps

5 GB/s

Memory bandwidth

38.4 GB/s

5,171 GB/s

Display Connectors

1x DVI, 1x VGA, 1x S-Video

No outputs

DirectX

9.0c (9_3)

N/A

OpenCL

N/A

3.0

OpenGL

2.0 (full) Shader Model

3.0N/A

Vulkan

N/A