Features and specifications for the tower modelThe following table provides a summary of the features and specifications of thetower model. Some features and specifications are not available on all models.Table 1. Tower Model Features and SpecificationsMicroprocessor:v Supports one microprocessorv Intel™ Pentium™ III with 256 KBLevel-2 cache and MMX (MMX2)technologyMemory:v Minimum: 64 MBv Maximum: 1.5 GBv Type: PC133 MHz, ECC SDRAM,unregistered DIMMs onlyv Slots: Three dual inlineDrives: (depending on your model)v Diskette: 1.44 MBv CD-ROM : IDEv Hard disk driveExpansion bays :v Two 5.25-in. bays (One CD-ROMdrive installed)v Two 3.5-in. bays (One diskettedrive installed)v Three 3.5-in. slim-high baysavailable (One hard disk driveinstalled)PCI expansion slots :v Three 33 MHz/32-bit on the systemboard (some models come with aSCSI adapter installed)v Two 33 MHz/32-bit on the PCI Busextender boardAGP slot :v Accelerated graphics port (AGP)v Video adapter installed in the AGPslot on the system boardPower supply :One 330 watt (90-240 V ac)Video : (depending on your model)v Matrox or NVidia AGP videoadapterv Compatible with SVGA and VGAv Matrox has 16 MB SDRAM videomemoryv NVidia has 32 MB SDRAM videomemorySize:v Height: 470 mm (18.5 in.)v Depth: 508 mm (19.9 in.)v Width: 165 mm (6.5 in.)v Weight: approximately 19.5 Kg (43lb.) when fully configured or 15.9Kg (35 lb.) minimumIntegrated functions:v 10BASE-T/100BASE-TX Ethernetcontroller on the system boardwith an RJ-45 Ethernet portv Two serial portsv Parallel portv Two USB portsv Keyboard portv Mouse portv MIDI portv Audio ports– Line out– Line in– Micv Dual-channel bus mastering IDEcontrollerAcoustical noise emissions :v Sound power, idling: 6.6 belmaximumv Sound power, operating: 6.8 belmaximumEnvironment:v Air temperature :– Computer on: 10° to 35° C (50.0°to 95.0° F). Altitude: 0 to 914 m(2998.7 ft.)– Computer on: 10° to 32° C (50.0°to 89.6° F). Altitude: 914 m(2998.7 ft.) to 2133 m (6998.0 ft.)– Computer off: 10° to 43° C (50.0°to 109.4° F). Maximum altitude:2133 m (6998.0 ft.)v Humidity :– Computer on: 8% to 80%– Computer off: 8% to 80%Heat output :Approximate heat output in BritishThermal Units (Btu) per hourv Minimum configuration: 341 Btu(100 watts)v Maximum configuration: 1604 Btu(470 watts)Electrical input :v Sine-wave input (50-60 Hz) requiredv Input voltage low range:– Minimum: 90 V ac– Maximum: 137 V acv Input voltage high range:– Minimum: 180 V ac– Maximum: 265 V acv Input kilovolt-amperes (kVA)approximately:– Minimum: 0.095 kVA– Maximum: 0.213 kVAFeatures and specifications for the desktop modelThe following table provides a summary of the features and specifications of thedesktop model. Some features and specifications are not available on all models.2 IBM®IntelliStation®E Pro: User’s Guide IntelliStation E Pro Types 6836, 6846