cisco nxk mem 16gb dram upgrade

{"cid":"91159203","title":"Cisco NXK-MEM-16GB= 16GB DRAM Memory Module for Nexus 9000 Series Switches","imgUrl":"https:\/\/img.chinax.com\/nimg\/d6\/3a\/899a973837a4a283be31c7ee5cbe-200x200-1.jpg","attrs":{"Brand Name":"Cisco","Model Number":"NXK-MEM-16GB=","Minimum Order Quantity":"1","Delivery Time":"2-3 days","Certification":"CE","Place of Origin":"CHINA","Payment Terms":"T\/T","Product Name":"parts-quick 16GB Memory","Part Number":"NXK-MEM-16GB=","Payment":"TT","Shipment":"DHL","Condition":"New","Lead Time":"2-3days","Warranty":"1 year","Keywords":"NXK-MEM-16GB="}}

{"cid":"91223307","title":"Cisco Module : 16GB DDR4 Memory Upgrade For Nexus Switches High Performance & Compatibility","imgUrl":"https:\/\/img.chinax.com\/nimg\/63\/66\/83647b55d04975b0fb2876a9dd4c-200x200-1.jpg","attrs":{"Brand Name":"Cisco","Model Number":"NXK-MEM-16GB=","Connector Type":"LC Duplex","Supported Protocols":"TCP\/IP, UDP, SNMP","Ports":"24","Product Support":"Cisco Technical Assistance Center (TAC)","Product Form Factor":"Plug-in module","Supported Standards":"IEEE 802.3, IEEE 802.3u, IEEE 802.3ab","Model":"Catalyst 9300 Series Switches","Humidity Range":"10% to 85%","Discount":"60%-90%","Storage Humidity":"5 to 95%","Stackable":"Yes","Product Power Consumption":"15.4 watts","Product Number":"C9300-NM-8X","Subtype":"Gigabit Ethernet Ports"}}