Radeon X1800 XL and Radeon Instinct MI300X - video card comparison

Radeon X1800 XL

Radeon Instinct MI300X

Architecture

R500 (2005−2007)

CDNA 3.0

GPU code name

R520

Aqua Vanjaram

Market segment

Desktop

Release date

October 2005

December 2023

Interface

PCIe 1.0 x16

PCIe 5.0 x16

Supplementary power connectors

1x 6-pin

None

Boost clock speed

2100 MHz

Core clock speed

500 MHz

Manufacturing process technology

90 nm

5 nm

Number of transistors

321 million

153,000 million

Pipelines / CUDA cores

19456

Power consumption (TDP)

70 Watt

750 Watt

Texture fill rate

8.000

2,554

Memory type

GDDR3

HBM3

Maximum RAM amount

256 MB

192 GB

Memory bus width

256 Bit

8192 Bit

Memory clock speed

1000 MHz

5 GB/s

Memory bandwidth

32 GB/s

5,171 GB/s

Display Connectors

2x DVI, 1x S-Video

No outputs

DirectX

9.0c (9_3)

N/A

OpenCL

N/A

3.0

OpenGL

2.0

N/A

Shader Model

3.0

N/A

Vulkan

N/A