1. Cisco UCS C4200 Series Rack Server Chassis Data Sheet. (2020). Cisco. Retrieved from Cisco's official website.
Reference: Page 1, "Product overview" section. States, "The Cisco UCS C4200 Series Rack Server Chassis is a modular, 2-Rack-Unit (2RU) chassis that can house up to four Cisco UCS C125 M5 Rack Server Nodes." This confirms that three chassis fit in 6U and can hold 12 server nodes.
2. Cisco UCS 5108 Blade Server Chassis Data Sheet. (2022). Cisco. Retrieved from Cisco's official website.
Reference: Page 2, "Features and Benefits" table, "Form factor" row. States, "6RU." The document also confirms it can house "up to eight half-width... or four full-width" blades, verifying the server counts for options B and D.
3. Cisco UCS C220 M5 Rack Server Data Sheet. (2022). Cisco. Retrieved from Cisco's official website.
Reference: Page 2, "Features and Benefits" table, "Form factor" row. States, "1RU rack server," confirming that six servers would occupy 6U.
4. FlexPod Datacenter with VMware vSphere 7.0, Cisco UCS 4th Generation, and NetApp ONTAP 9.7. (2020). Cisco Validated Design (CVD).
Reference: Page 21, "Table 3. FlexPod Datacenter with VMware vSphere 7.0 Hardware and Software Revisions." This document lists various Cisco UCS B-Series and C-Series servers as validated components for FlexPod solutions, confirming the eligibility of the servers in all options.