1. INTRODUCING COMPELLENT – FASTEST GROWING SAN VENDOR Virtualized storage for enterprises and cloud data centers

2. COMPELLENT CUSTOMERS Thousands of satisfied customers worldwide Education Retail / Publishing Manufacturing Service Providers Government FBI Legal Healthcare Finance/ Insurance

3. GLOBAL ENTERPRISE CUSTOMERS Global enterprise corporations using Compellent around the world.

4. SO WHY IS STORAGE SO EXPENSIVE? How long can you manage data the same way? Source: Forester, 2010 Data Growth is out of control…  Storage capacity is growing ~60% p.a. (Gartner)  Companies are only using 40~50% of their installed capacity (ESG)  Total Cost of Storage is growing faster than IT budgets Virtualisation of Servers and Desktops drives even more data into your datacentre….

5. Future Years – Expansion Costs How long can you manage data the same way? Storage Upgrades Drive Future Capex Spend Requirements  Assuming conservative 40% growth assumption  e.g. £250k initial investment  Assumes “forklift upgrade” to replace SAN in year 5 at same cost as original (to be conservative) Forklift Upgrade

7. FLUID DATA CORE PRINCIPLES

8. FLUID DATA CORE TECHNOLOGIES

9. FLUID DATA: SAVES MONEY Customers Buy Less Disks… Big Datacentre Cost Savings

10. FLUID DATA: STORAGE VIRTUALIZATION Server and Storage Virtualization Smartest storage for virtual servers Compellent Advantage  Buy less hardware  Reduce space, energy  More efficient use of assets  Much less management time Compellent Virtualization Benefits  High performance without tuning  Simplified capacity planning  Change RAID levels anytime  Auto re-striping when expanding

12. Compellent delivers Usable TB requirements with Guaranteed IOPS Performance using Less Drives… LEGACY BUY LESS DISK, REDUCE DATACENTRE OPERATING COSTS 21 TB SAN First Year Power Consumption 200,000 kW-H 12,575 kW-H50,000 kW-H

13. Grow without the pain  Add any number of drives at any time - no downtime!  Performance scales automatically  Scale up and scale out Scale through the enterprise without downtime DID YOU KNOW? We have the only storage product on the market with a single, expandable model?  Auto restripe – no manual copying  Non-disruptive change management  Platform supports even future drive / IO technologies NO MORE FORKLIFT UPGRADES SCALE-UP & SCALE OUT

14. 14 PERSISTENT PLATFORM – NO FORCED UPGRADES … No “Forklift Upgrades” Ever Only buy controller software once DID YOU KNOW? Units shipped in 2005 are still in production today using our latest software.  Eliminate technology risk – mix and match at any time  Non-disruptive controller software upgrades  Perpetual software licensing model  “Future-proof” your investment

15. 15 AVOID DATA DUPLICATION Eliminate data duplication for Virtual servers, VDI desktop images & development copies… Benefits Virtual Snapshot Clones use ZERO space! Avoid Boot & VDI Duplication Avoid Duplication for any purpose! Data Instant Replay  Avoid unnecessary duplication of data in the first place!  Compellent Data Instant Replays are R/W, Mountable, Bootable – without copying data  Development copies of Production Data  Diskless servers & desktops  Thin provisioned boot volumes & VDI images  Easy to replicate boot & VDI images for DR  Less power, cooling and floor-space for Virtual Servers & VDI  Compellent has announced Block De-Duplication, available H1/2011

16. 16 CONTINUOUS DATA AVAILABILITY Recover instantly, replicate in minutes

17. DRAMATIC IMPACT ON LIFETIME COSTS Use Fluid Data to drive down costs even as data growth increases… Less Capex for Capacity Growth in Future Budget  TB Capacity generally grows faster than Performance (IOPS)  Adding Capacity is at cost of cheapest drives available  Adding Performance no longer requires as many high performance drives as traditional  No more forced end-of-life replacement / avoid forklift upgrades

18. MICROSOFT STUDY SHOWS BIG SAVINGS WITH COMPELLENT  Microsoft Virtualisation Blueprint Study, April 2010 Active Directory, Exchange, Web Servers, CRM, Backup, File Servers, Forefront Servers, Test & Dev  88% less physical servers  75% less disk  48% less power consumption  Overall cost savings better than 17% first year Combining Server & Desktop Virtualisation with Fluid Data is whown to drive real cost savings www.compellent.com/microsoft

19. 19 CASE STUDY – MICROSOFT CUSTOMER CARE INTERNAL CLOUD Microsoft use Compellent in multiple datacentres in the US & India… Situation 700 Physical Servers 12x racks of disk and storage controllers Pain points: cost per TB, complex management, poor performance, server provisioning time Results 2x racks of disk/controllers Microsoft Windows PowerShell™ support enables seamless management of both production servers and storage environment 98 terabyte SAN supports several hundred virtual data centers Only two MPSC personnel support the entire environment Windows Server 2008 R2 with cluster shared volumes running Hyper-V and SQL

20. STORAGE MAGAZINE 2010 QUALITY AWARD – another win for CML Compellent Wins Quality Award 2010  Prestigious Award in 2010  WINNER in every Category Product Quality Product Feature Set Product Reliability Product Technical Support  100% of Customers surveyed will buy Compellent again  Talk to Compellent customers 100% of customers surveyed would buy from Compellent again…

21. COMPELLENT WORLDWIDE Thousands of satisfied customers worldwide

22. 22 CASE STUDIES