Explanation/Reference:
Explanation:
Exchange 2013 Server Role Requirements Calculator
After you have determined the design you would like to implement, you can follow the steps in the Exchange 2010 Mailbox Server Role Design Example article within the Exchange 2010 Online Help to calculate your solution's CPU, memory, and storage requirements, or you can leverage the Exchange
2010 Mailbox Server Role Requirements Calculator.
Microsoft Exchange Server Deployment Assistant
The Exchange Server Deployment Assistant is a web-based tool that asks you a few questions about your current environment and then generates a custom step-by-step checklist that will help you deploy Exchange.
The Exchange Server 2013 Deployment Assistant is available for the following scenarios. More scenarios will be added on a continuous basis.
On-premises deployments
New installation of Exchange Server 2013
Upgrade from Exchange 2010 to Exchange 2013
Upgrade from Exchange 2007 to Exchange 2013
Upgrade from mixed Exchange 2007 and Exchange 2010 to Exchange 2013
Hybrid deployments
(On-premises + Cloud)
Exchange 2013 on-premises with Exchange Online
Exchange 2010 on-premises with Exchange Online
Exchange 2007 on-premises with Exchange Online
Cloud-only deployments
Understand your options for migrating email to Exchange Online and Microsoft Office 365 Microsoft Exchange Server Profile Analyzer The Microsoft Exchange Server Profile Analyzer tool lets administrators collect estimated statistical information from a single mailbox store or across an Exchange Server organization.
You can use the collected data to perform the following operations:
Analyze the performance and health of a mailbox server.
Improve capacity planning models.
Improve testing methodologies and tools.
Improve future client and server products.
STEPS
Microsoft Exchange Server Profile Analyser Collects statistical information across an Exchange Server

organization
Exchange Mailbox Server Role Requirements Calculator Makes recommendations based on inputs

provided.
Microsoft Exchange Server Jetstress 2010 Jetstress 2010 works with the Microsoft Exchange Server

2010 database engine to simulate the Exchange database and log disk input/output (I/O) load.
Incorrect Answer:
Microsoft Exchange Server Jetstress 2010
Applies to: Exchange Server 2010 SP1, Exchange Server 2010
Jetstress 2010 works with the Microsoft Exchange Server 2010 database engine to simulate the Exchange database and log disk input/output (I/O) load.
You can use Jetstress 2010 to verify the performance and stability of a disk subsystem prior to putting an Exchange 2010 server into production. Jetstress helps verify disk performance by simulating Exchange disk I/O load. Jetstress simulates the Exchange database and log file loads produced by a specific number of users.
You use Performance Monitor, Event Viewer, and the Exchange Server Database Utilities (Eseutil.exe) tool in conjunction with Jetstress to verify that your disk subsystem meets or exceeds the performance criteria you establish. After successful completion of the Jetstress disk performance and stress tests in a non-production environment, you will have verified that your Microsoft Exchange Server Profile Analyzer
References:
http://technet.microsoft.com/en-us/library/bb508856(v=EXCHG.65).aspx
http://blogs.technet.com/b/exchange/archive/2013/05/14/released-exchange-2013-server-role- requirements-calculator.aspx
http://technet.microsoft.com/en-us/library/ff706601(v=EXCHG.141).aspx