Dell PowerEdge R720 Technical Guide - Page 54

Temperature and humidity For the PowerEdge R720, a maximum 130W processor is supported in either the 8 hard drive or 16 hard drive chassis. The following additional restrictions apply to PowerEdge R720xd:  Maximum 95W processor is supported on 3.5-inch hard drive chassis  Maximum 115 W processor is supported on 2.5-inch hard drive chassis Only SSDs are allowed in the hard drive slots at the back of the 3.5-inch hard drive chassis. Storage -40 °C to 65°C (-40° to 149°F) with a maximum temperature gradation of 20°C per hour Maximum vibration Operating Storage 0.26Grms at 5-350Hz in all orientations 1.87Grms at 10-500Hz for 15 minutes (all six sides tested) Maximum shock Operating Storage One shock pulse in the positive z axis (one pulse on each side of the system) of 31G for 2.6ms in the operational orientation Six consecutively executed shock pulses in the positive and negative x, y, and z axes (one pulse on each side of the system) of 71G for up to 2ms Six consecutively executed shock pulses in the positive and negative x, y, and z axes (one pulse on each side of the system) of 32G faired square wave pulse with velocity change at 270in/s (685cm/s) Altitude Operating Storage -15.2m to 3048m (-50ft to 10,000ft) Note: For altitudes above 2950ft, the maximum operating temperature is derated 1°F/550ft -15.2ft to 10,668m (-50ft to 35,000ft) Airborne contaminant level G1 as defined by ISA-S71.04-1985 The Dell PowerEdge R720 and R720xd integrated Dell remote access controller (iDRAC) incorporates an integrated video subsystem. The graphics controller is the 2D Matrox® G200. The video frame buffer (16MB) is contained within the iDRACRAM (256MB) device. The R720 and R720xd systems support the 2D graphics video modes listed in Table 33. Resolution 640 x 480 800 x 600 1024 x 768 1152 x 864 1280 x 800 (UI) 1280 x 1024 1440 x 900 Refresh rate (Hz) 60, 70 60, 75, 85 60, 75, 85 60, 75, 85 - 60, 75 60 Color depth (bit) 8, 16, 32 8, 16, 32 8, 16, 32 8, 16, 32 - 8, 16, 32 8, 16, 32 54 PowerEdge R720 and R720xd Technical Guide