Key Features with the 2U simply double Storage Server from Supermicro:
Corporate Database, Database Processing & Storage, Enterprise Server, HPC, Data Center, iSCSI SAN

Dual Socket P (LGA 3647) support 2nd Gen Intel® Xeon® Scalable Processors Cascade Lake / Skylake, 24 DIMMs; up to 6TB 3DS ECC DDR4 2933MHz RDIMM/LRDIMM, Supports Intel® Optane™ DCPMM
2 x PCI-E 3.0 x16, 1 x PCI-E 3.0 x8, 1x PCI-E 3.0 x8 + x8 for SAS3, Add-On-Module (AOM), 1 SIOM card support (flexible networking)
48 Hot-swap 2.5" SAS3/SATA3 drive bays; 2 hot-swap 2.5" drive bays (rear).
Broadcom 3108 SAS3, HW RAID
Server remote management: IPMI 2.0 / KVM over LAN / Media over LAN
1600W Redundant Power Supplies Titanium Level (96%)

Available to Order   Overnight Delivery available

24 hour burn-in testing as standard  
Example Specification

Brand Supermicro
Height 2U
Processor Intel® Xeon® Scalable Processors Cascade Lake / Skylake
Memory 24 DIMMs; up to 6TB 3DS ECC DDR4 2933MHz
Storage 48 Hot-swap 2.5
Network Flexible Networking
Warranty Call for options