Over the past several days, several unverified rumors about the iPad 3 have been showing up on Chinese microblogging site Sina Weibo, offering tidbits of information about Apple's plans for the device, MacRumors reported.

One post seems to depict a price comparison between the iPad 2 and iPad 3 possibly revealing a price increase for the iPad 3. The headings are labled left to right: "Apple iPad Model", "iPad 2 US Price", "iPad 3 US Price", "iPad 3 RMB equivalent price". The final column is calculated on the exchange rate.

The iPad 2 prices are in U.S. dollars at the present pricing, which starts at $499 for the 16GB+WiFi model. The iPad 3, meanwhile, is listed at a starting price of $579 for the $16GB+WiFi model and goes as high as $899 for the 64GB+WiFi+3G model. According to the chart, the iPad 3 costs $80 more for the equivalent Wi-Fi models, and $70 more for the equivalent 3G models.