SGI Ultraviolet

• Based on SGI Numalink 5, Intel Nehalem-EX Octa-Core processor, 64-bit Linux technology
• 16,384 Nodes (scaling supported by NUMAlink5 node ID)
  • 16,384 UV_HUBs
  • 32,768K Sockets / 262,144 Cores (with 8-cores per socket)
  • >2pflop
• Coherent shared memory
  • Xeon:  16TB  (44 bits socket PA)
• 8PB coherent get/put memory (53 bits PA w/GRU)
• 16 DIMMs per node (2DIMMs per Channel)
• Intel coherence scheme within node
• SGI coherence scheme between nodes