MBP 13' (mid-2010; 7,1) 2.4 Core 2 Duo P8600 supporting 16 GB RAM under Win7?
According to Apple your MacBook Pro only supports 8 GB RAM, however Mactracker says it will support 16 GB.

Also at MacSales.com have a look at Upgrades for MacBook and MacBook Pro 'Unibody' Models 2008 – 2010 and 16.0GB OWC Memory Upgrade Kit show your model MBP supporting 16 GB RAM. Or at Crucial, see: Apple MacBook Pro (13-inch, Mid 2010) compatible upgrades