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Appendix A
A. Technical Specifications and Pinouts
This appendix contains technical specification information about your system, as follows:
• “System-level Specifications” on page 153
• “Physical Specifications” on page 154
• “Environmental Specifications” on page 156
• “Power Specifications” on page 157
• “I/O Port Specifications” on page 158
System-level Specifications
Table A-1 summarizes the Altix 450 system configuration ranges. Note that while each
compute/memory board can house either one or two processor sockets; each socket holds two
processor “cores”.
Table A-1 Altix 450 System Configuration Ranges
Category Minimum Maximum
Processor cores 4
a
a. Single-socket compute blades support two cores each.
Dual-socket blades support two or four cores per blade.
76
Individual Rack Units (IRUs) 1 per rack 4 per system image
b
b. Two complete systems of four IRUs each can be installed in the same 42U tall rack.
Compute/memory blade DIMM
capacity
4 DIMMs per blade 12 DIMMs per blade
System main memory DIMMs 4 per system image 228 per system image
Number of base I/O blades One per IRU 4 per system image