Processor or I/O virtualisation: None in S812, see S814 or S822 if needed. One partition per S812
Storage and I/O
Backplane serial attached SCSI (SAS) controller options in system unit
Three: a) dual controllers with effectively up to 7.2 GB write cache b) single controller with no write cache or c) two controllers with no write cache (split back plane) Redundant Array of Independent Disks (RAID) 0,5, 6,10 capability on all three options.
Disk or solid state drive (SSD) in system unit
1-core: up to 8 4-core: up to 8 with write cache controllers or up to 12 with zero cache controllers
Easy Tier function in backplane
1-core: n/a 4-core: optional with write cache controllers.
One slimline DVD
Six peripheral component interconnect Express (PCIe) Gen3 slots with concurrent maintenance: two x16 plus four PCIe Gen3 x8 One PCIe slot used to hold an Ethernet LAN adapter which is available for client use
Up to 96 GBps
Expansion features (Optional)
Max PCIe Gen3 I/O drawer
0 (See Power S814/ S822 if required)
Max SAS Storage Enclosures
0 (1-core), up to 3 (4-core)
Power, RAS, system software, physical characteristics and warranty
Redundant power supplies
Single phase, 100-120V or 200-240 V
Processor instruction retry Alternate processor recovery Selective dynamic firmware updates Chipkill memory Error correcting code (ECC) L2 cache, L3 cache Service processor with fault monitoring Hot-swappable disk bays Hot-plug concurrent maintenance PCIe slots Hot-plug and redundant power supplies and cooling fans Dynamic processor deallocation Extended error handling on PCI slots
AIX (4-core) or IBM i (1-core)
427.5 W x 86.5 H x 747.5 D mm
3 year limited warranty, on site for selected components; customer replaceable unit (CRU) for all other units (varies by country), next business day 09:00 to 17:00 (excluding holidays), warranty service upgrades and maintenance are available.