Mellanox Infini Band Interconnect The Fabric of Choice

Mellanox Infini. Band Interconnect The Fabric of Choice for Clustering and Storage September 2008 Gilad Shainer – Director of Technical Marketing CONFIDENTIAL

Company Overview § Silicon-based server and storage interconnect products • R&D, Operations in Israel; Business in California • Four generations of products since 1999 • 250+ employees; worldwide sales & support § Infini. Band Ethernet leadership • Foundation for the world’s most powerful computer • 3. 7 M 10/20/40 Gb/s ports shipped as of Jun 08 • Proven execution, high-volume manufacturing & quality § Solid financial position • FY’ 07 $84. 1 M, 73% growth from FY’ 06 • Record Revenue in 2 Q’ 08, $28. 2 M • 1 H’ 08 $53. 4 M, 3 Q’ 08 est. $28. 5 M-$29 M § Tier-one, diversified customer base $106 M raised in IPO Feb 0 Ticker MLNX • Includes Cisco, Dawning, Dell, Fujitsu-Siemens, HP, IBM, NEC, Net. App, QLogic, SGI, Sun, Supermicro, Voltaire 2 Mellanox Confidential

Infini. Band End-to-End Products Adapter ICs & Cards Switch ICs Software Cables ADAPTER Blade/Rack Servers SWITCH Adapter ICs & Cards End-to. End Validation Cables Storage Switch § High Throughput 40 Gb/s § Low latency - 1 us § Low CPU overhead ADAPTER § Kernel bypass § Remote DMA (RDMA) § Reliability Maximum Productivity 3 Mellanox Confidential

Virtual Protocol Interconnect App 1 App 2 App 3 App 4 … App. X Applications Consolidated Application Programming Interface Networking TCP/IP/UDP Sockets Storage Clustering Management NFS, CIFS, i. SCSI MPI, DAPL, RDS, Sockets SNMP, SMI-S NFS-RDMA, SRP, i. SER, Open. View, Tivoli, Fibre Channel, Clustered BMC, Computer Associates Networking Clustering Storage Virtualization RDMA Protocols Acceleration Engines 10/20/40 10 Gig. EData Center Infini. Band Ethernet Any Protocol over Any Convergence Fabric 4 Mellanox Confidential

The Fastest Infini. Band Technology § Infini. Band 40 Gb/s QDR in full productions • Multiple sites already utilized Infini. Band QDR performance § Connect. X Infini. Band - 40 Gb/s server and storage adapter • 1 usec application latency, zero scalable latency impact § Infini. Scale IV - 36 Infini. Band 40 Gb/s switch device 5 Mellanox Confidential

Infini. Band QDR Switches § 1 RU 36 -port QSFP, QDR switch • Up to 2. 88 Tb/s switching capacity • Powered connectors for active cables • Available now § 19 U 18 slot chassis, 324 -port QDR switch • Up to 25. 9 Tb/s switching capacity • 18 QSFP ports per switch blade • Available: Q 4 2009 6 Mellanox Confidential

Infini. Band Technology Leadership § Industry Standard • Hardware, software, cabling, management • Design for clustering and storage interconnect The Infini. Band Performance Gap is Increasing 240 Gb/s (12 X) § Price and Performance • • 40 Gb/s node-to-node 120 Gb/s switch-to-switch 1 us application latency Most aggressive roadmap in the industry § Reliable with congestion management § Efficient • RDMA and Transport Offload • Kernel bypass • CPU focuses on application processing 120 Gb/s 80 Gb/s (4 X) 60 Gb/s 40 Gb/s 20 Gb/s Ethernet Fibre 7 § Scalable for Petascale computing Channel & beyond § End-to-end quality of service Infini. Band Delivers the Lowest § Virtualization acceleration Latency § I/O consolidation Including Mellanox Confidential

Infini. Band 40 Gb/s QDR Capabilities § Performance driven architecture • MPI latency 1 us, Zero scalable latency • MPI bandwidth 6. 5 GB/s bi-dir, 3. 25 GB/s uni-dir § Enhanced communication • Adaptive/static routing, congestion control § Enhanced Scalability • Communication/Computation overlap • Minimizing systems noise effect (DOE funded project) 8 -cores 8 16 -cores Mellanox Confidential

HPC Advisory Council § Distinguished HPC alliance (OEMs, IHVs, ISVs, endusers) § Members activities • Qualify and optimize HPC solutions • Early access to new technology, mutual development of future solutions • Outreach § A community effort support center for HPC end-users • End-User Cluster Center • End- user support center 9 Mellanox Confidential

Thank You HPC@mellanox. com 10 Mellanox Confidential