Product Matrix	GPU Cores	Graphics Clock	Memory Size	Memory Clock	DirectX Support	NVIDIA SLI® Ready	ATI CrossFireX™ Ready	Maximum Power Usage	Minimum PSU Requirement
NVIDIA GEFORCE GTX260M	112	550MHz	1024MB GDDR3	950MHz	DX10			75W	N/A
NVIDIA GEFORCE GTX285M	128	576MHz	1024MB GDDR3	1020MHz	DX10			N/A	N/A
1GB ATI RADEON™ HD 5870	800	700MHz	1024MB GDDR5	1000MHz	DX11			50W	N/A