Altos R720 Installation Configuration Guide 2Model Altos R720Processor Dual-Core Intel Xeon processors 5000 sequence(Dempsey or Woodcrest) at 2.66Hz or aboveFrequencyFront Side Bus • 667MHz• 1066MHz• 1333MHzCache • 2 x 2MB L2 cache• 4MB L2 cacheChipset Intel chipset• North Bridge: Intel 5000P (Blackford)• South Bridge: Intel 6321ESBMemory • Quad FB-DIMM memory channels• 8 x DIMM sockets support 512MB/1GB/2GB FB-DIMM 533 or FB-DIMM 667• Maximum memory of 32GB (when 4GB DIMMis available)• Up to 17 GB/s maximum b/w for FB-DIMM 533• Up to 21 GB/s maximum b/w for FB-DIMM 677• Support memory sparing and memorymirroring (2006 Q3)Storage Interface • LSI SAS 1068 3Gb/s SAS controller• One ATA-100 portExpansion Slots Total 5 slots (three full height slots, two lowprofile slots)Low profile riser slot• Two x8 PCI-Express slots (with x4 throughput)Full height riser slot• Option 1: One 64-bits/133MHz/3.3V PCI-X slot+ Two x8 PCI-Express slots (with x4throughput)• Option 2: Three 64-bits/133MHz/3.3V PCI-Xslots• Option 3: Three 64-bits66MHz/100MHz/133MHz PCI-X slotsVGA Onboard ATI ES1000 video controller w/ 16MBSDRAMSAS Controller • Integrated SAS RAID with RAID 0, 1, 5, 10 and50 support• 128MB of cache (DDR2 400 registered, 244 pinMini DIMM)• BBU supportHARDWARESPECIFICATION