The following table lists the system requirements for Microsoft Office Professional Plus 2010.
Computer and processor
500-megahertz (MHz) processor or later versions; 1 gigahertz (GHz) required for Microsoft Outlook with Business Contact Manager.
256 megabytes (MB) of RAM or higher; 512 MB recommended for graphics features, Microsoft Outlook Instant Search, Microsoft Outlook with Business Contact Manager, Communicator, and certain advanced functionality.
3.5 gigabyte (GB) available disk space.
1024 × 768 or higher-resolution monitor.
Supports only the 32-bit edition of Office 2010:
Windows XP with Service Pack 3 (SP3)
Windows Server 2003 Service Pack 2 (SP2), MSXML 6.0
Windows Server 2003 R2
Supports both 32-bit or 64-bit editions of Office 2010:
Windows Vista with Service Pack 1 (SP1)
Windows Server 2008
Windows Server 2008 Service Pack 2 (SP2)
Windows Server 2008 R2
Windows Server 2008 R2 Service Pack 1 (SP1)
Windows Server 2012
Windows on Windows (WOW) which allows installation of 32-bit versions of Office 2010 on 64-bit operating systems, excluding Windows Server 2003, 64-bit and Windows XP, 64-bit.
Doesn't support any edition of Office 2010:
Windows Server 2003, 64-bit
Windows XP, 64-bit
Requirements and product functionality can vary based on the system configuration and operating system.
Certain inking features require running Windows XP Tablet PC edition, Windows Vista, or Windows 7. Speech recognition functionality requires a close-talk microphone and audio output device.
Connectivity to Microsoft Exchange 2000 Server, Microsoft Exchange Server 2003, Microsoft Exchange Server 2007, or Microsoft Exchange Server 2010 is required for certain advanced functionality in Office Outlook 2007. Instant Search requires Windows Desktop Search 3.0. Dynamic Calendars require server connectivity.
Graphics hardware acceleration requires a DirectX 9.0c graphics card with 64-MB or greater video memory.
Internet Explorer 6, Internet Explorer 7, or Internet Explorer 8, 32-bit browser only. Internet functionality requires Internet access (fees might apply).
512 MB of RAM or higher recommended for Microsoft Outlook Instant Search. Grammar and contextual spelling in Word 2010 is not turned on unless the computer has 1 GB memory.
Microsoft Silverlight plug-in. See Get started with Microsoft Silverlight (http://go.microsoft.com/fwlink/p/?LinkID=169372).
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