ENERGY STAR Certified Enterprise Servers

Product Details: DELL - PowerEdge R820 : E21S

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ENERGY STAR PartnerField details: Dell Inc.
TypeField details: 3 or 4 Socket Server (neither Blade nor Multi-node)
Form FactorField details: Rack-mount
Resilient SystemField details: No
Managed ServerField details: Yes
Number of Nodes for Multi-nodeField details: 0
Available Expansion SlotsField details: 7
Operating Systems SupportedField details: Windows,Linux
Power Saving Features AvailableField details: Variable speed fan control based on power or thermal readings,Power capping,Processor or core reduced power states,Dynamic voltage and frequency scaling of processor(s)
Available Processor SocketsField details: 4
Available DIMM SlotsField details: 48
Maximum Memory Capacity (GB)Field details: 1.5
Maximum Number Blade SlotsField details: 0
Installed Processors for Typical or Single ConfigurationField details: 4
Cores Per Processor Typical or Single ConfigurationField details: 32
Number of Threads for Typical or Single ConfigurationField details: 64
Processor Brand Typical or Single ConfigurationField details: Intel
Processor Model Name Typical or Single ConfigurationField details: E5-4620
Processor Speed for Typical or Single Configuration (GHz)Field details: 2.2
Num. of DDR Channels for Typical or Single ConfigurationField details: 0
Memory Speed Typical or Single Configuration (GHz)Field details: 1.33
Typical or Single Configuration Size Per DIMM (GB)Field details: 8
Installed Num. DIMMs for Typical or Single ConfigurationField details: 32
Installed Memory for Typical or Single Configuration (GB)Field details: 256
I/O Device 1 Link Speed Typical or Single Configuration (Gbit)Field details: 1
Typical or Single Configuration Redundant Power SupplyField details: Yes
Voltage for Idle Test Typical or Single ConfigurationField details: 115 V
Max. Idle Power Allowance Typical or Single ConfigurationField details: 0.0
Idle Power Typical or Single Configuration (W)Field details: 202.36
Tested Num. Blade Slots Typical or Single ConfigurationField details: 0
Date Available On MarketField details: 03/29/2012
Date QualifiedField details: 12/16/2013
MarketsField details: United States
No additional information provided