The QNAP QSW-M5216-1T is a 16-port Desktop 25GbE Switch
QNAP TS-464 NAS Review - StorageReview.com
Amazon.com: QNAP QXG-10G2TB Two Port 10GbE Network Card Supporting up to Five speeds (10GbE / 5GbE / 2.5GbE / 1GbE / 100MbE), and maximizes Your NAS and PC Network connectivity : Electronics
Qnap 2-Port SFF-8088 SATA III Host Bus Adapter for QNAP NAS (QXP-800ES-A1164)
QNAP Introduces the quad-core rackmount TS-x64U NAS with Dual-port 2.5GbE and PCIe Expandability for High Speed Transmission and Virtualization Applications | QNAP