InsideHW.com has posted article about XFX GTX260 Black Edition (GX-260N-ADB9) graphics card

As announced, nVIDIA presented new GTX260 with larger amount of Stream Processors. This is consequence of the facts that regular GTX260 didn't have expected performances levels and price was too high compared to similar products on the market. Simply put GTX260 was very fast but since Radeon HD 4870 had better performance/price ratio nVIDIA had to do something and as result we have GTX260+. Difference between GTX260 and GTX260+ is in 24 Stream Processors so GTX260 has 192 SP and GTX260+ has 216 SP. This time we got GTX260+ graphics card signed by XFX that belong to their Black Edition series.

XFX GTX260 Black Edition (GX-260N-ADB9) Review