| Compatibility |
| Portfolio of three chassis which can support common blades and switches |
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| Availability features |
| Light path diagnostics |
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Not to the extent of IBM when blades are without power |
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| Chipkill memory |
some models |
Yes some models, limited functionality |
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| Redundant paths to midplane |
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Not on p-Class. Limited to select I/O communications on full-high c-Class offering |
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| Redundant Management Modules |
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c-Class only |
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| Offerings |
| Solaris 10 support |
(HS21, HS20, LS41, LS21, LS20) |
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| Integrated Ethernet layer 2-7 |
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| 10Gb Ethernet Uplink |
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| 4Gb Integrated Fibre Channel switch |
Three vendors |
c-Class chassis only |
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| Integrated InfiniBand switch |
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c-Class chassis only |
No - pass through only |
| Optional expansion—five more HDDs and additional I/O slots |
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| Myrinet clustering support |
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| Blade offerings |
| Cell-based server |
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| Four-way Intel server |
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| AMD Opteron server |
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| 2+2 scalable server |
By simply attaching a multiprocessor expansion unit, an LS41 blade can expand from a two-socket system to a four-socket system. Helps clients keep initial costs low and expand infrastructures as needed |
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