1. 1 Data Center Sizes and Classes: Overview Scott Schuetz, Associate Director, IT May 7, 2013

2. 2 Contents The basic data center EPA classifications Market size Examples

3. 3 The Basic Data Center

4. 4 Data Center Classifications Space TypeExample Typical Size Energy Consumption Average # of Servers Per Location Server closet Small businesses, e.g. copy shop, small start-up businesses <200 ft2<10 kW2 Server room<400 person company<500 ft25-10 kW3 Localized data center Hospital<1000 ft210-500 kW32 Mid-tier data centerColocation facility<5,000 f20.5-10 MW192 Enterprise-class data center Internet corporation; state data center, colocation facility 5,000+ ft210-250 MW*515 Source: EPA. 2007. Report to Congress on Server and Data Center Energy Efficiency, Public Law 109-431 and Symanski, Dennis. 2011. EPRI Data Center Energy Efficiency Research. EPRI. August 8, 2011 Presentation to Intel.

5. 5 Market Size Source: EPRI Data Center Energy Efficiency Research. EPRI. August 8, 2011 Presentation to Intel. Data centers consume 1.7-2.2% of all electricity in the US (J. Koomey, 2011)

6. 6 Example: Small Utility Closet Source: PECI

7. 7 Example: 500 SF Server Room

8. 8 Example: Large Data Center Source: Google