DB2 10 substantially increases the amount of virtual storage that can be addressed by moving most DB2 working memory from 32-bit to 64-bit.

通过将大部分DB 2工作内存从32位迁移到64位，DB 2 10极大地提高了可以寻址的虚拟内存量。

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On the software front, Nokia has armed it with several signature items, including Nokia Music, Drive, and Maps, but alongside this older Windows Phone build, we're a bit disappointed by the lack of a front camera and the miserly 2.2GB of non-expandable storage.

ENGADGET: Nokia Lumia 510 hands-on Mobile