RS5904FM Rugged 5U Server

Accelerate artificial intelligence, automation, and autonomous projects. Put advanced projects on the fast track to market with the Crystal Group RS5904FM, designed specifically for autonomous semi-truck OEMs to reduce development time, streamline systems integration while improving driving safety without sacrificing reliability. Crystal Group RS5904FM combines impressive compute power, data-handling capabilities, and storage capacity in a compact, rugged solution that can withstand harsh conditions and environments — including potholes, collisions, and extreme temperatures that could cause traditional systems to fail. Available in custom or off-the-shelf configurations, the Crystal Group RS5904FM high-performance computer optimizes the latest Intel® processors, high-capacity DDR4 memory, and leading edge thermal management in a rugged chassis.


RS5904FM 5U Rugged Server

  • 10-32VDC input power
  • Up to 384GB DDR4 memory
  • Versatility with eight removable 15mm 2.5” drives or twelve removable 9.5mm drives
  • Expandable with nine PCI-E slots
  • Support for four air cooled GPUs
  • Intel® Xeon® Scalable processors

Please contact us to receive the reports, guides and drawings that best fit your requirements.


Environmental Standards
Operational Temperature

-20°C to +40°C


-40°C to +85°C


5-95%; 240 hours


12,500ft operation, 40,000ft transport


25G 10ms 400 shocks in each direction in each axis 2400 shocks total


2.0Grms 10Hz-1000Hz 13.5 hours in each axis

MIL-STD-810, Shock, Method 516, Procedure I/V

20 G, 11ms

8.75" (22.23cm)
19" (48.26cm) EIA-310 rack compliant
20" (50.8cm)
60 - 70 lbs ( 27.22 - 31.75 kgs ) (content dependent)
Intel® CPU architecture options from Intel embedded long-life roadmap; Intel® Xeon® Scalable processors
Expansion Slots
Up to nine PCIe expansion slots available
External Bays

Twelve removable 7 or 9.5mm SATA 2.5” bays


Eight removable 7, 9.5 or 15mm SATA 2.5″ bays

Up to 384GB registered DDR4, configuration motherboard dependent

Air cooled via twelve high durability chassis fans configurable for front-to-back airflow or back-to-front airflow

Standard 19" rack mount or custom mounting provisions available
Power Supply
Standard: 1500 or 2000W 10-32VDC
System Board
Advantech ASMB-975
Export Compliance
ECCN: 5A992 | Classification is dependent on configuration and is subject to change. Please contact your Program Manager to receive the classification for your product.