R580 and NV18 C1 - video card comparison

R580

NV18 C1

Architecture

Ultra-Threaded SE

Celsius (1999−2005)

GPU code name

R580

NV18 C1

Market segment

Desktop

Desktop

Release date

-

-

Manufacturing process technology

90 nm

150 nm

Number of transistors

384 million

29 million

DirectX

9.0c (9_3)

8.0

OpenCL

N/A

N/A

OpenGL

2.1 (full) Shader Model

3.0-

Vulkan

N/A

N/A