Dell PowerEdge XE8640

Processor
Two 4th Generation Intel® Xeon® Scalable processor with up to 56 cores per processor

Operating System
Canonical® Ubuntu® Server LTS
Red Hat® Enterprise Linux

Chipset Intel® C741 chipset

Cooling options
Air cooling for Processors
Liquid Assisted Air Cooling for GPU. Note: No facility water to rack required.

Accelerators
4 NVIDIA^® HGX H100 80GB 700W SXM5 GPUs, fully interconnected with NVIDIA^® NVLink technology

Memory DIMM Speed Up to 4800 MT/s
Memory Type RDIMM
Memory Module Slots 32 DDR5 DIMM slots 
Maximum RAM RDIMM 4 TB max

Storage
Front Bays Up to 8 x 2.5-inch NVMe SSD drives max 122.88 TB

Storage Controllers
Internal Boot
Boot Optimized Storage Subsystem (NVMe BOSS-N1): HWRAID 1, 2 x M.2 SSDs or USB
Software RAID S160

Power Supplies
2800W Titanium 200-240 VAC or 240 HVDC redundant, hot swap

Fans
Up to 6 Standard (STD) fans installed in mid tray
Up to 5 High performance (HPR) gold grade fans installed on the front of the system
All are hot swap fans

Network Options
1 x OCP 3.0 (optional)
2 x 1GbE LOM (optional)

Front Ports
1 x iDRAC Direct (Micro-AB USB) port
1 x USB 2.0
1 x VGA

Rear Ports
1 x USB 2.0
1 x USB 3.0
1 x VGA
1 x RJ45 iDRAC9 ethernet port

Slots PCIe 2 CPU configuration: Up to 4 PCIe slots (4 x16 Gen5)
Bezel Optional LCD bezel or security bezel
Form Factor 4U rack server

Dimensions & Weight
Height 6.86 inches (174.3 mm)
Width 18.97 inches (481.91 mm)
Depth 35.48 inches (901.4 mm) with bezel/34.07 inches (865.54 mm) without bezel
Weight 135.36 pounds (61.4 kg)