Dell EMC PowerEdge R640

Form Factor

1U

Maximum Internal Storage

Front-drive bays:
Up to 10 x 2.5 with up to 8 NVMe, SAS/SATA/SSD/NVMe, max 76.8TB , or up to 10 NVMe drives max 64TB. Or up to 4 x 3.5 SAS/SATA, max 56TB
Rear-drive bays:
Up to 2 x 2.5 SAS/SATA/SSD/NVMe, max 15.36TB

Memory

24 DDR4 DIMM slots, Supports RDIMM /LRDIMM, speeds up to 2993MT/s, 3TB max
Up to 12 NVDIMM, 192 GB Max
Supports registered ECC DDR4 DIMMs only

Operating System

Canonical Ubuntu LTS
Citrix XenServer
Microsoft Windows Server with Hyper-V
Red Hat Enterprise Linux
SUSE Linux Enterprise Server
VMware ESXi

Power Supply

Titanium 750W, Platinum 495W, 750W, 1100W, and 1600W
48VDC 1100W, 380HVDC 1100W, 240HVDC 750W
Hot-plug power supplies with full redundancy option Up to 8 hot plugs fans with full redundancy

Processor

Up to two 2nd Generation Intel Xeon Scalable processors, up to 28 cores per processor

Storage Controller

Internal controllers:
PERC H330, H730P, H740P, Software RAID (SWRAID) S140
Boot Optimized Storage Subsystem:
HWRAID 2 x M.2 SSDs 240GB or 480GB
External PERC (RAID):
H840
12Gbps SAS HBAs (non-RAID):
External- 12Gbps SAS HBA (non-RAID)
Internal- HBA330 (non-RAID)