| Processor | 
| Number | 1 or 2 (Single or Dual-Core) | 
| Architecture | Type: AMD Opteron Processor 200 Series Single Core: 248 (2.2GHz), 252 (2.6GHz), 254 (2.8GHz), or 256 (3.0GHz)
 Dual Core: 275 (2.2GHz), 280 (2.4GHz), or 285 (2.6GHz)
 | 
| Cache memory | 1 MB Level 2 cache per processor core | 
| Main Memory | 
| Capacities | DIMM slots per processor: 4 DIMM slots per System Board: 8 (using 2 processors)
 DIMM type: DDR1/400 ECC registered DIMMs (128 bit plus ECC databus)
 DIMM size: 512-MB, 1-GB, or 2-GB
 Maximum capacity: 16GB (when configured with 2-GB DIMMs and 2 processors)
 | 
| Standard Integrated Interfaces | 
| Network | Four 10/100/1000Base-T Ethernet ports | 
| Network Management | One dedicated 10/100Base-T Ethernet port | 
| Serial Management | One dedicated TIA/EIA-232-F asynchronous RJ45 port | 
| SAS | Four channel SAS interface, internal access only. | 
| USB | Front: Two USB 1.1 port Rear: Two USB 1.1 ports
 | 
| Expansion bus | Five internal MD2 Low Profile 64-bit PCI-X slots 
    one at 64-bit/100MHz (slot 0)
    one at 64-bit/133MHz (slot 1)
    three at 64-bit/66MHz (slots 2-4)
     | 
| Internal Mass Storage | 
| Disks | Up to four hot-swap Disks (36GB, 73GB or 146GB 10K RPM SAS HDD) | 
| DVD-ROM | One EIDE ATAPI Slot Loading DVD-ROM (optional) | 
| Power Supplies | 
| Dual redundant, hot swappable power supplies (Maximum DC output = 550W)
 (Maximum AC input = 550W x 1.33 efficiency = 733W)
 | 
| Environment | 
| AC power | 90-264 V AC (47-63 Hz) | 
| Temperature | Single, non-rack system: Operating: 5° C to 35° C (41° F to 95° F)
 Nonoperating: -40° C to 65° C (-40° F to 149° F)
 | 
| Humidity | Single, non-rack system: Operating: 10% to 90% relative humidity noncondensing,
       27° C (80.6° F) max wet bulb
 Nonoperating: up to 93% relative humidity noncondensing,
       38° C (100.4° F) max wet bulb
 | 
| Altitude | Single, non-rack system: Operating: up to 3000 m (10,000 ft.), maximum ambient temperature
       is derated by 1° C per 500 m above 500 m
 Nonoperating: up to 12,000 m (40,000 ft.)
 | 
| Acoustic noise | Single, non-rack system: Less than 83 dB sound power in ambient temperature of up to 24° C
 | 
| Vibration | Single, non-rack system: .20 G, 5 to 500 Hz sine sweep
 | 
| Shock | Single, non-rack system: 5 G, 11 ms half-sine
 | 
| Regulations Meets or exceeds the following requirements:
 | 
    | RoHS Compliance Level | RoHS:YL | 
| Safety | IEC60950, UL/CSA60950, EN60950, (CB Scheme with all country differences) | 
| RFI/EMI | FCC Class A, Part 15 47 CFR, EN55022, CISPR 22, EN300-386:v1.31, ICES-003 | 
| Immunity | EN55024, EN300-386:v1.31 | 
| Certifications | Safety: cULus Mark, TUV GS Mark, CE Mark, CCC, GOST R, S-Mark EMC: CE Mark (93/68/EEC), Emissions and Immunity Class A Emissions Levels:
    FCC, VCCI, BSMI, C-Tick, MIC, CCC, GOST
 | 
| Dimensions and Weight | 
| Height | 87.6 mm (3.45 in.) | 
| Width | 445 mm (17.5 in.) | 
| Depth | 640 mm (25.2 in.) | 
| Weight | 23.7 kg (52.1 lb.) maximum with rack kit 16.0 kg (35.0 lb.) maximum without rack kit
 | 
| Rack Mounting | 
| Optional Slide Rail Kit (X8029A)1 is a 4-point mounted slide rail kit. | 
| Sun Fire X4100 and X4200 Server Racks (using the X8029A kit) | Racks are as follows: Sun Rack 900Sun Rack 1000-38Sun Rack 1000-42Third Party EIA-310-D2
 | 
| 1 The slide kit includes hardware that enables mounting to any of the following
      types of rack rails: 2 These must be compliant racks which have mounting depths of 27-30 inches.6 mm threaded holes#10-32 threaded holes#10 threaded holes
 |