Techgage.com posted an in-depth look at both the HD 4870 1GB from ATI and GTX 260/216 from NVIDIA to see which reigns supreme
>> ATI HD 4870 1GB vs. NVIDIA GTX 260/216 896MB
In the $250 - $300 price-range, there exists two graphics cards that want to see your dollar, but which one deserves it the most? To find out, we're taking a thorough look at each. In addition to general performance comparison, we're also taking a look to see which excels where power consumption and temperatures are concerned, in addition to overall pricing.
>> ATI HD 4870 1GB vs. NVIDIA GTX 260/216 896MB