Amazon.com: Synology DiskStation DS620slim iSCSI NAS Server with Intel Celeron Up to 2.5GHz CPU, 6GB Memory, 1TB (2 x 500GB) SSD Storage, DSM Operating System : Electronics
UPDATED 2014: How to setup CrashPlan Cloud Backup on a Synology NAS running DSM 5.0 - Scott Hanselman's Blog
Synology Introduces DS1621xs+ - First Desktop x86 DSM NAS with Native 10GbE