1. InfiniSwitch Company Confidential

2. 2 InfiniSwitch Agenda InfiniBand Overview Company Overview Product Strategy Q&A

3. 3 InfiniSwitch Company Confidential InfiniBand™, an Industry wide effort… Source: InfiniBand ™ Trade Association InfiniBand ™ Trade Association Steering Committee Members V1.0 Specification Published Oct 2000 V1.0 Specification Published Oct 2000 > 229 IBTA members… 50 Companies have announcement 106 Products http://www.infinibandta.org

4. 4 InfiniSwitch Company Confidential TCP/IP vs. InfiniBand RDMA benefits : Hardware data fragmentation Hardware data reassembly No user/kernel data copies 2.5x Performance Increase 5 memory operations become 2 Oracle, DB2, SQL run VI today VI bypasses the kernel stack 7000/50 instruction advantage InfiniBand standardizes the adapter architecture and the OS interface to the adapter as well as the format of data on the wire Ordinary Network Application & Data Sockets TCP Network Hardware Ethernet InfiniBand Network VI API Network Hardware Application & Data InfiniBand IP Network Driver

5. 5 InfiniSwitch Company Confidential Company Background Started operations in September of 2000 75 employees on board today Develop and market a family of InfiniBand switch products targeted at large data centers -Beta product in Q3’ 2001 -First customer shipments in Q4’ 2001

6. 6 InfiniSwitch Company Confidential InfiniSwitch Team Management team -Outstanding industry network of contacts -Track record in building successful businesses Engineering team expertise -Delivered backbone switching products -GIGAswitch/FDDI,GIGAswitch/ATM,Lucent Terabit Switch Router -ASIC design and delivery -Embedded network software, Java GUI -OS, driver development -Interoperability & systems integration for data centers Advisory Board -Acknowledged leaders in their respective industry -SAN Software, Fibre Channel Switching, System and Software Vendors

7. 7 InfiniSwitch Company Confidential Our Mission Acknowledged leader of InfiniBand switching technology in the Data Center -Cost-optimized for open standard InfiniBand specification –Leaf Switch –Director Switch -Compatible with existing data center interconnects –Fibre Channel –Gigabit Ethernet –iSCSI -Industry leading performance –Drive enhancements to the InfiniBand standard –Dealing with congestive loads

8. 8 InfiniSwitch Company Confidential The Market Opportunity InfiniBand market opportunity is driven by the growing Server and Storage markets An industry wide InfiniBand development effort is underway -Silicon -IB Hardware -OS Support of IB -Management Software Early adopters in this emerging market include -Technical Computing -Clustering -Service providers -Data center infrastructure Business partnerships are critical to success

9. 9 InfiniSwitch Company Confidential Leaf Switch Efficient cable management -Rack dense server configurations -In-rack connectivity -Copper to fiber optic conversion High Availability -Redundant switch cards -Redundant hot-swap power + cooling Flexibility Smaller clustering deployments Extension of Director switch 32 ports in 1U chassis Optional fiber optic uplinks 1U x 22” deep chassis Future silicon technology upgrades

10. 10 InfiniSwitch Company Confidential Director Switch 9U x 24” deep chassis High bandwidth capability 64-port capable, increasing to 256 1X, 4X, 12X High Availability Redundant control processors Redundant active switch fabric Redundant N+1 power Redundant cooling Flexibility Fiber Channel GbE iSCSI InfiniBand specification extensions Flow control InfiniSwitch Silicon Director Switch Benefits

11. 11 InfiniSwitch Company Confidential InfiniSwitch Product Strategy Family Of Switches designed for the Data Center Director Switch Leaf Switches 1x 4x 1x & 4x Director Switch 8 slot 24 slot 1x, 4x & 12x

12. 12 InfiniSwitch Company Confidential Leaf Switch Developer Unit Configurations Fiber Copper 1 16-port Switch + 1 power supply 4 HCA’s 4 3 meter copper cables 2 Copper SFP modules 2 Fiber SFP modules Price: $20,000 1 16-port Switch + 1 power supply Price: $12,000 1 32-port Switch + 2 power supplies Price: $20,000 2 HCAs + 2 3m copper cables Price: $5,000 KIT-LS16D1X-01 KIT-2HCA1XCU-01 LS16-1XP10001-D LS32-1XP20001-D

13. 13 InfiniSwitch Company Confidential InfiniSwitch Cluster Fabric 39 x 1U servers 3 Leaf Switches Director Switches Remote Disaster Recovery GbE Switch iSCSI Router InfiniBand Direct Attached Storage Fibre Channel Switch Storage Servers

14. 14 InfiniSwitch Company Confidential