Dell EMC PowerEdge R740xd Technical Specifications Regulatory Model: E38S Series Regulatory Type: E38S001 June 2021 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 R740xd system Table 1. Dimensions System Xa Xb Y Za (with bezel) Za (without bezel) Zb Zc PowerEdge R740xd 482.0 mm 434.0 mm 35.84 mm 22.0 mm (18.98 inches) (17.09 inches) 86.8 mm (3.42 inches) 678.8 mm (26.72 inches) 715.5 mm (28.17 inches) (1.41 inches) (0.87 inches) Chassis weight Table 2. Chassis weight System Maximum weight (with all drives/SSDs) 2.5 inch drive systems 28.1 kg (61.95 lb) 3.5 inch drive systems 33.1 kg (72.
Supported operating systems The PowerEdge R740xd supports the following operating systems: Canonical Ubuntu LTS Citrix XenServer Microsoft Windows Server with Hyper-V Red Hat Enterprise Linux SUSE Linux Enterprise Server VMware ESXi NOTE: For more information, go to www.dell.com/ossupport. PSU specifications The PowerEdge R740xd system supports up to two AC or DC power supply units (PSUs). Table 3.
Table 3. PSU specifications (continued) PSU Class Heat dissipation (maximum) Frequenc Voltage y High line Low line 200v240 V 100– 140 V DC 2000 W AC Platinum 7500 BTU/hr 50/60 Hz 100–240 V AC, autoranging 2000 W 1000 W NA 2400 W AC Platinum 9000 BTU/hr 50/60 Hz 100–240 V AC, autoranging 2400 W 1400 W NA Current 11.5 A 16 A NOTE: Heat dissipation is calculated using the PSU wattage rating.
Table 5.
Table 5.
Memory specifications Table 6. Memory specifications Memory module sockets DIMM type LRDIMM RDIMM DIMM rank DIMM capacity Minimum RAM Maximum RAM Minimum RAM Maximum RAM 128 GB 128 GB 1.5 TB 256 GB 3 TB Quad rank 64 GB 64 GB 768 GB 128 GB 1.
The BOSS card is a simple RAID solution card designed specifically for booting a server's operating system. The card supports up to two 6 Gbps M.2 SATA drives. The BOSS adapter card has a x8 connector using PCIe gen 2.0 x2 lanes, available only in the low-profile and half-height form factor. ● External storage controller cards: PERC H840 and 12Gbps SAS HBA. NOTE: Mini-PERC socket is not hot pluggable.
● One micro USB 2.0-compliant port in the front of the system for iDRAC Direct ● Two USB 3.
Table 8. Supported video resolution options (continued) Resolution Refresh rate (Hz) Color depth (bits) 1280 x 800 60 8, 16, 32 1280 x 1024 60 8, 16, 32 1360 x 768 60 8, 16, 32 1440 x 900 60 8, 16, 32 1600 x 900 60 8, 16, 32 1600 x 1200 60 8, 16, 32 1680 x 1050 60 8, 16, 32 1920 x 1080 60 8, 16, 32 1920 x 1200 60 8, 16, 32 NOTE: 1920 x 1080 and 1920 x 1200 resolutions are only supported in reduced blanking mode.
Table 13. Maximum altitude specifications Maximum altitude Specifications Operating 3048 m (10,000 ft) Storage 12,000 m (39,370 ft) Table 14. 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).
Expanded operating temperature restrictions ● ● ● ● ● ● ● ● ● ● ● ● ● 128 GB LRDIMM is not supported for FAC. Do not perform a cold startup below 5°C. The operating temperature specified is for a maximum altitude of 3050 m (10,000 ft). 150 W/8 core, 165 W/12 core and higher wattage processor [Thermal Design Power (TDP)>165 W] are not supported. Redundant power supply unit is required. Non-Dell qualified peripheral cards and/or peripheral cards greater than 25 W are not supported. PCIe SSD is not supported.
Ambient temperature limitations The following table lists configurations that require ambient temperature less than 35°C. NOTE: The ambient temperature limit must be adhered to ensure proper cooling and to avoid excess CPU throttling, which may impact system performance. Table 18. Configuration based ambient temperature restrictions System Backplane PowerEdge R740xd Processor Thermal Design Power (TDP) GPU Ambient restriction 12 x 3.5 inch SAS/SATA + 4 x 3.5 inch + 2 x 3.5 inch N/A 25°C 24 x 2.
Table 20. Gaseous contamination specifications Gaseous contamination Specifications Copper coupon corrosion rate <300 Å/month per Class G1 as defined by ANSI/ISA71.04-2013. Silver coupon corrosion rate <200 Å/month as defined by ANSI/ISA71.04-2013. NOTE: Maximum corrosive contaminant levels measured at ≤50% relative humidity.
