|  | 
   
    | Number | One | 
   
    | Architecture | 250- or 300-MHz UltraSPARC-II | 
   
    | Memory management | MMU with 64 I-TLB entries and 64 D-TLB entries, 8192 
      hardware-supported contexts | 
   
    | Cache memory | 16-KB data and 16-KB instruction on chip 1 or 2-MB external | 
   
    |  | 
   
    | Capacities | 16 DIMM module slots Install SIMMs in sets of four. 16-, 32-, 64-, and 128-MB DIMM expansion 2 GB total memory capacity | 
   
    | Memory type | 60-ns memory modules | 
   
    |  | 
   
    | Audio | Four audio ports: headphone(out), line-in, line-out 
      and microphone(in) using EIA standard 0.125-inch 
      (3.5-mm) jacks | 
   
    | Ethernet | One ethernet/fast ethernet (10BASE-T/100BASE-T) twisted-pair 
      standard connector (RJ-45) 
      or one MII for external 
      transceiver connection | 
   
    | Keyboard and mouse | One standard keyboard/mouse port (mini 
      DIN-8) | 
   
    | Parallel | One Centronics-compatible parallel port (DB25); 
      ECP mode capable | 
   
    | PCI | Four full-size PCI slots compliant with PCI specification 
      version 2.1: 
 
         Three slots operating at 33-MHz, 32- or 64-bit data bus width, 5 
          volt; One slot operating at 33- or 66-MHz, 32- or 64-bit data bus width, 
          3.3 volt | 
   
    | SCSI | One 40-MB/sec, 68-pin, 
      UltraSCSI (SCSI-3) (synchronous) | 
   
    | Serial | Two RS-232C/RS-423 serial ports (DB25) | 
   
    | UPA graphics slot | Two UPA graphics slots supporting up to two Creator3D 
      or Elite3D m3, or one Elite3D m6 and one Creator3D or Elite3D m3 or Expert3D | 
   
    |  | 
   
    | Disks | Up to two 3.5-x 1-in or x 1.6-in. disks; 2.1-GB, 4.2-GB, 
      or 9.1-GB | 
   
    | Floppy | Optional 3.5-in. MS-DOS/IBM compatible (720 KB, 1.2 
      MB, 1.44 MB formatted) | 
   
    | CD-ROM | SunCD 4x, 12x, or 32x 644-MB SCSI CD-ROM | 
   
    | Tape | Optional  
        20- to 40-GB 4mm DDS-412- to 24-GB 4mm DDS-37- to 14-GB 8mm4- to 8-GB 4mm DDS-24- to 8-GB 1/4" SLR | 
   
    |  | 
   
    | AC power | 100 - 240 VAC, 47 - 63 Hz, 4 A(max), 0.4 KVA | 
   
    | Input power | 300 W | 
   
    | Heat output | 590 BTU/hr | 
   
    | Temperature | Operating: 10° C to 40° C (50° F 
      to 104° F) without tape drive; 10° C to 35° C (50° F to 
      95° F) with tape drive Nonoperating: -20° C to 60° C ( -4° F to 140° F)
 | 
   
    | Humidity | Operating: 20% to 80% relative humidity, noncondensing Nonoperating: 5% to 93% relative humidity, noncondensing
 | 
   
    | Altitude | Operating: 3000 m (10,000 ft) Nonoperating: 12,000 m (40,000 ft)
 | 
   
    | Acoustic noise | Operating: 6.1 bels Idling: 5.9 bels
 | 
   
    | Vibration | Operating: 0.2G, 5 to 500 to 5 Hz (5 sweeps), 
      3 perpendicular axes Nonoperating: 1.0G, 5 to 500 to 5 Hz (5 sweeps), 3 perpendicular 
      axes
 | 
   
    | Shock | Operating: 5.0G, 11 milliseconds, half sine pulse Nonoperating: 30G peak, 11 milliseconds, half sine pulse
 | 
   
    | Number of cords | 1 | 
   
    | RegulationsMeets or exceeds the following requirements:
 | 
   
    | Safety | UL1950, CSA C22.2 No. 950, TUV EN 60950, CB Scheme with Nordic deviations 
      EMKO-TSE (74-SEC) 203, ZH1/618 | 
   
    | RFI/EMI | FCC Class B, DOC Class B, VCCI Class 2, EN 55022 Class B, EN 61000-3-2 | 
   
    | Immunity | EN 50082-1 | 
   
    | X-ray | DHHS 21 Subchapter J; PTB German X-ray Decree | 
   
    | Power management | Energy Star compliant | 
   
    |  | 
   
    | Height | 45.0 cm (17.7 in.) | 
   
    | Width | 19.0 cm (7.5 in.) | 
   
    | Depth | 49.8 cm (19.6 in.) | 
   
    | Weight | 17.6 kg (38.8 lb.) |