Compaq ProLiant 8000 ProLiant 8000 Intel Pentium III Xeon 700MHz Servers Maint - Page 209
Smart Array 4250ES Controller, Table 5-8, Smart Array 4250ES Controller Specifications
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Specifications 5-9 Smart Array 4250ES Controller Table 5-8 Smart Array 4250ES Controller Specifications Protocol Dimensions Height Length Thickness (including array accelerator) Temperature range Operating Shipping Relative humidity (non-condensing) Operating Nonoperating Heat dissipated (maximum) Cache battery backup Software upgradable firmware Maximum drives supported Logical drives supported Simultaneous drive transfer channels Data transfer method Total transfer rate SCSI electric interface PCI bus transfer rate (maximum) SCSI port connectors (internal and external) Cache Wide Ultra2 SCSI 13.7 cm (5.4 inches) 31.5 cm (12.4 inches) 2.5 cm (1.0 inches) 10° to 35°C (50° to 95°F) -30° to 60°C (-22° to 140°F) 20% to 80% 5% to 90% 16.7 W Standard Yes Up to 21 internal 32 Three (optimized for 21 drives) 64-bit PCI bus master 240 MB/s Low-voltage differential 266 MB/s 3 internal cable-free SCSI ports/0 external 64-MB battery-backed and removable