On the example of ATI RADEON HD 3850 256MB DDR3 (670/1660 MHz).

Features:

• ATI RADEON HD 3850 GPU, 670 MHz
• Pixel processors: -
• Vertex processors: -
• Unified processors: 320
• Texture processors: 16
• ROPs: 16
• 256MB GDDR3 SDRAM in 8 Samsung chips; 1.1ns fetch, 830 (1660) MHz default memory clock
• 256-bit bus
• Supports DX10