Form factor:	Rack 2U
Processor:	none, Up to two 3rd Generation Intel Xeon Scalable processors with up to 24 cores per processor
Chassis:	8x3.5" SAS/SATA, 1 CPU
Bezel:	PowerEdge 2U Standard Bezel
Fan:	Standard Fan Cold Swap 2U, V2 x5
I/O Slots:	1 CPU, 1x16 LP+ 1x8(x4 link) LP
Memory:	none, 16 DDR4 DIMM slot
Managment:	iDRAC9, Enterprise 15G
Storage Controller:	PERC H755 SAS Front, 8 GB DDR4 2666 MT/s cache
Drive:	none
Power Supply:	Dual, Hot-plug, Power Supply Redundant (1+1), 800W, Mixed Mode, NAF
Cabled:	2xC13 to C14, PDU Style, 10 AMP, 6.5 Feet (2m), Power Cord
Network Controller:	Broadcom 5720 Dual Port 1Gb On-Board LOM
Rails:	ReadyRails Sliding Rails Without Cable Management Arm
Other:	No OCP 3.0 mezzanine NIC card, Blank Filler Only
	Trusted Platform Module 2.0 V3
	1xStandard Heatsink
Warranty:	3Yr Basic Warranty - Next Business Day

https://i.dell.com/sites/csdocuments/Product_Docs/en/Dell-EMC-PowerEdge-R550-Spec-Sheet.pdf