Interface : 24 GE PoE ports, 4 GE TX/SFP combo portsPOE power budget: 370 WFlash (MB): 16DRAM (MB): 128MAC: 8KBuffer size(Mb): 4.1Jumbo frame: 9KTotal SVI: 10Dimensions (WxDxH)(mm): 440x210x44Weight(KG): 3