Dell EMC PowerEdge R940xa Technical Specifications Regulatory Model: E54S Series Regulatory Type: E54S001 Dec 2020 Rev.
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Contents Chapter 1: Technical specifications............................................................................................... 4 System dimensions..............................................................................................................................................................4 Chassis weight.....................................................................................................................................................................
1 Technical specifications The technical and environmental specifications of your system are outlined in this section.
Figure 1. System dimensions of PowerEdge R940xa system Table 1. Dimensions Xb System PowerEdg e R940xa Za Xa 482.0 mm (18.98 inches) Y Upper Bottom 441.16 mm (17.37 inches) 422.5 mm (16.64 inches) 174.3 mm (6.87 inches) (with bezel) (without bezel) 35.84 mm (1.41 inches) 23.9 mm (0.94 inches) Zb Zc 812 mm (31.96 inches) 842 mm (33.14 inches) Chassis weight Table 2. Chassis weight System Maximum weight (with all drives) PowerEdge R940xa (2.
Processor specifications The PowerEdge R940xa system supports two or four Intel Xeon Processor Scalable Family (Skylake-EP) Gold and Platinum processors. Supported operating systems The supports the following operating systems: RedHat Enterprise Linux Novell SuSE Linux Enterprise Server Microsoft Windows Server Ubuntu VMWare ESXi Citrix Hypervisor For more information, go to www.dell.com/ossupport. PSU specifications The PowerEdge R940xa system supports up to four AC or DC power supply units (PSUs).
Table 3. PSU specifications (continued) PSU Class Heat Frequency dissipation (maximum) Voltage High line 200v240 V Low line 100– 140 V DC 2000 W AC Platinum 7500 BTU/hr 50/60 Hz 100–240 V AC, autoranging 2000 W 1000 W N/A 9000 BTU/hr 50/60 Hz 100–240 V AC, autoranging 2400 W 2400 W AC Platinum Current 11.5 A 1400 W N/A 16 A NOTE: Heat dissipation is calculated using the PSU wattage rating.
Table 4. PCIe riser and slots specifications (continued) Number of processors NVMe GPU Riser size Slot size Slot quantity Available slots Height Length NA Non-GPU/ Single wide FPGA X8 PCIe Riser 1 X8 2 3,4 FH HL X8 PCIe Riser 2 X8 2 10,11 FH HL NOTE: Use double-wide accelerator capable for installation or removal of Xilinx card. Memory specifications . Table 5.
Table 6. DIMM blank population rules Processor configuration Processor 1 Processor 2 Processor 3 Processor 4 Dual processor Required Required Not required Not required Quad processor Required Required Required Required Storage controller specifications The PowerEdge R940xa system supports: ● Internal storage controller cards: PowerEdge RAID Controller (PERC) H330, PERC H730P, H830, H740P, H840, HBA330, S140, and Boot Optimized Server Storage—BOSS-S1.
● ● ● ● ● ● 3.2 TB 2.5-inch device 4 TB 2.5-inch device 6.4 TB 2.5-inch device KIT,CRD,NVM,1.6,HHHL,PM1725 KIT,CRD,CTL,NVME,PM1725 KIT,CRD,NVM,3.
Table 8. BOSS features (continued) Function or feature Supported Load balance N/A Rebuild Yes NOTE: You must manually start the rebuild process using HII or using the Marvell CLI. Auto-rebuild Yes NOTE: Auto-rebuild is performed when the system is powered on only if there is a surviving native virtual drive and another hard drive is present. Hot spare No Change rebuild priority/rate. No Virtual disks write back/read ahead cache.
Optical drives The PowerEdge R940xa system supports one optional slim SATA DVD-ROM drive or DVD +/-RW drive. NOTE: DVD devices support only data. External storage Table 9.
NIC ports The PowerEdge R940xa system supports up to four Network Interface Controller (NIC) ports that are integrated on the network daughter card (NDC), and are available in the following configurations: ● ● ● ● ● ● Four RJ-45 ports that support 10, 100 and 1000 Mbps Four RJ-45 ports that support 100 M, 1 G and 10 Gbps Four RJ-45 ports, where two ports support maximum of 10 G and the other two ports maximum of 1 G Two RJ-45 ports that support up to 1 Gbps and 2 SFP+ ports that support up to 10 Gbps Four
Table 10. Supported video resolution options (continued) Resolution Refresh Rate Color depth (bits) Horizontal Freq. Pixel Clock Rear Panel Front Panel DVO DisplayPort 1600 x 1200 60 Hz 8, 16, 32 75.0 kHz 162.0 MHz TBD TBD Yes* 1680 x 1050 60 Hz (RB) 8, 16, 32 64.7 kHz 119.0 MHz Yes TBD Yes* 1920 x 1080 60 Hz 8, 16, 32 67.158 kHz 173.0 MHz TBD No No 1920 x 1200 60 Hz 8, 16, 32 74.556 kHz 193.
Table 16. Operating temperature de-rating specifications Operating temperature de-rating Specifications Up to 35°C (95°F) Maximum temperature is reduced by 1°C/300 m (1°F/547 ft) above 950 m (3,117 ft). 35°C to 40°C (95°F to 104°F) Maximum temperature is reduced by 1°C/175 m (1°F/319 ft) above 950 m (3,117 ft). 40°C to 45°C (104°F to 113°F) Maximum temperature is reduced by 1°C/125 m (1°F/228 ft) above 950 m (3,117 ft). Standard operating temperature Table 17.
● ● ● ● Redundant power supply units are required Non Dell qualified peripheral cards and /or peripheral cards greater than 25 W are not supported Intel FPGA is not supported Mellanox CX5 is not supported Fresh air restrictions Following table lists the configuration required for efficient cooling. Table 18. Fresh air restriction matrix Processors Number of Processors Processor/ GPUs Number of drives All 32x2.5-inch, 30 w/ NVMe GPU/2&4 CPU All Ambient temperatur e No GPU /2&4 CPU 32x2.
Table 18. Fresh air restriction matrix (continued) Processors Number of Processors Processor/ GPUs Number of drives Ambient temperatur e Fresh air support Fan type Up to 304W processor (CPU 1/2) Up to 304W processor (CPU 3/4) Shroud FPGALRDIM M > 32G NOTE: C40E45 - Fresh air support for continuous 40C and extended 45C. Thermal restrictions Following table lists the configuration required for efficient cooling. Table 19. Thermal restrictions support matrix Number of hard drives 24 x 2.
Table 19. Thermal restrictions support matrix (continued) Number of hard drives 24 x 2.5 inch SAS/ SATA + 8 x 2.5 inch SAS/ SATA Risers Heat Number Number of Up to 205W processo of processor GPUs rs (CPU 1/2) 8 PCIe (X16 PCIe Riser 1/X16 PCIe Riser 2) 8 x 2.5 inch SAS/ SATA 12 PCIe (X8 PCIe Riser 1/X8 PCIe Riser 2) 8 x 2.5 inch SAS/ SATA 12 PCIe (X8 PCIe Riser 1/X8 PCIe Riser 2) 8 x 2.5 inch SAS/ SATA 8 PCIe (X16 PCIe Riser 1/X16 PCIe Riser 2) 8 x 2.
Table 20. Configuration-based ambient temperature restrictions (continued) System Backplane CPU Thermal Design Power (TDP) CPU heat sink Fan type GPU Ambient restriction 8 x 2.5 inch SAS/ SATA Up to 205 W 2U height HSK + 4U height HSK Standard fan ≥1 doublewidth/ singlewidth 30°C Particulate and gaseous contamination specifications The following table defines the limitations that help avoid any equipment damage or failure from particulate and gaseous contamination.
