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Sun Ultra[tm] 25 Workstation

Processors | Main Memory | Standard Interfaces | Internal Mass Storage | Power Supplies
Environment | Regulations | Dimensions and Weight


Number: One
The processor communicates with the system I/O through the 167MHz Jbus interface

Architecture: 1.34GHz UltraSPARC IIIi:

Cache Memory: 1MB Level 2

375-3449 - Motherboard 1 × 1.34GHz UltraSPARC IIIi, 0MB, RoHS:Y

Main Memory

Capacities: Characteristics of the DDR-1 ECC-protected memory include:

  • Maximum system memory - 8GB (using 2GB DIMMS)
  • Maximum DIMMS - 4 (8GB max)
  • Maximum DIMM slots - 4
  • Two physical banks of two DIMMs
  • DIMM sizes offered - 512MB, 1GB, or 2GB
  • DDR-1 registered ECC memory at 266 MHz
  • Processor accesses memory across the 128-bit data bus. Must be installed in pairs.

X8703A p/n 370-7972 - Sun 1-GB Memory Expansion Kit (2 X 512MB) low-profile DDR1 PC2700 ECC DIMMs
X8704A p/n 370-7973 - Sun 2GB Memory Expansion Kit (2*1GB) low-profile DDR1 PC2700 ECC DIMMs
X8711A p/n 370-7974 - Sun Microsystems 4GB(2 X 2GB DDR333 /PC2700 ECC DIMM)Memory FRU, RoHS;Y

Standard Interfaces

Audio: Four AC97 ports as follows:

  • Two in front
  • Two in rear

Ethernet: Two 10/100/1000 BaseT (Gigabit) ethernet ports (rear of workstation)

X4150A-2 - Sun Microsystems PCI - GigaSwift Ethernet UTP (Copper RJ-45) RoHS
X4151A-2 - Sun Microsystems PCI - GigaSwift Ethernet MMF (Multi Mode Fiber) RoHS.
X4445A - Sun Microsystems PCI Quad GigaSwift Ethernet UTP. 3.3 / 3.5V. 32 / 64-Bit. PCI / PCI-X. 33 / 66/ 100 / 133MHz. RoHS Compliant
X5544A-4 - 10Gb PCI-X Ethernet Adapter, no transceiver, RoHS:Y
X5558A - XFP PCI-X Optical Transceiver Multi Mode Fibre, RoHS:YL

Expansion Slots: Six slots as follows:

  • Two PCI-Express: both mechanical (x16) and electrically (x8)
  • One PCI-Express mechanical (x8) and electrically (x4)
  • Two PCI-X 100MHz/64 bit slots

SG-XPCI1FC-EM2 - Sun Microsystems PCI-X Single Channel 2GB/sec. FC HBA Emulex LP1000-S (RoHS)
SG-XPCI1FC-QL2 - Sun Microsystems PCI / PCI-X 2GB/sec. Fiber Channel Host Bus Adapter
SG-XPCI1FC-QLC-Z - Sun Microsystems PCI-X Entry Level 2GB/sec. single channel fiber channel host bus adapter
SG-XPCI2FC-EM2 - Sun Microsystems PCI-X Dual Channel 2GB/sec. FC HBA Emulex LP1000DC-S (RoHS).
SG-XPCI2FC-QF2-Z - Sun Microsystems PCI - 2GB Dual FC Host Adapter (RoHS).
SG-XPCIE1FC-QF4 - Sun Microsystems 4 Gb Single FC PCI-E Host Bus Adapter (RoHS).
SG-XPCIE2FC-QF4 - Sun Microsystems 4 Gb Dual FC PCI-E Host Bus Adapter (RoHS).

Serial: Two ports (rear of workstation)

USB: Six ports as follows:

  • Two USB 2.0 ports in front
  • Four USB 2.0 ports in rear
Internal Mass Storage

Disks: Allows a maximum of four internal 3.5" SAS (146GB - 15000 RPM) or SATA (80GB or 250GB - 7200 RPM) disk drives. Drives are supported by an integrated PCI-X SAS/SATA disk controller.

- 146GB - 15000 RPM SAS Disk Option, RoHS:Y
XRA-ST1CE-250G7K - 250GB - 7200 RPM SATA Disk Option, RoHS:Y

Optical Disk Drives: Optical disk drive as follows:

  • One 8x DVD-RW/24x CD-RW (Slot-loading)
  • ATAPI - Interface

X7277A - DVD Dual drive (slot load) for Sun Ultra 40 & Ultra 45 workstation

Cards: Supported Cards :
X4240A - Sun Microsystems PCI-E XVR-300 Graphics Accelerator
X7295A - Sun Microsystems PCI-E XVR-2500 Graphics Accelerator
X7296A - Sun Microsystems Sun XVR-100 Graphics Accelerator


300-1800 - 1000W Power Supply, RoHS:Y

AC power:
Voltage: 110-127/200-240 VAC
Frequency: 50-60 Hz, 10/6 Amps

Input current: 6.4 amps @ 100 VAC, 3.2 amps @ 200 VAC

Power Consumption : Power Supply - 1000 Watts (maximum)

Temperature : Operating: 2° C to 35° C (41° F to 95° F) at 3000 meters
Nonoperating:-40° C to 68° C (-40° F to 158° F) at 12000 meters

Humidity: Operating: 7% to 93% relative humidity, non-condensing
Nonoperating:93% relative humidity, non-condensing

Acoustic Niose: Operating:LWAd (1B=10db) 5.0 B
LpAm (by standard position) 42 dBA
Idling: LWAd (1B=10db) 4.5 B
LpAm (by standard position) 38 dBA

Shock: Operating: 5 G's, 11 msec, half-sine
Nonoperating: 30 G's, 11 msec, half-sine

Regulations :(meets or exceeds the following requirements)

Safety: IEC60950 CB, UL/CSA-60950, EN60950

RFI/EMC:Class B, FCC CFR47, part 15 Class B; EN 6100-3-2, EN 61000-3-3

Immunity: EN55024 All applicable levels

Regulatory Markings: UL/cUL, TUV-GS, CE FCC, VCCI, ICES-003, CCC, C-tick, GOST-R, MIC, S-Mark, EEE, BSMI

Ergonomics: EK1-1TB-2000, RFI/EMC, EN 55022/CISPR22

Power Management: EPA MOU 3 (Supports PowerNow standard ACPI power states for Windows)

Dimensions and Weights

Height : 445 mm (17.5 in)

Width: 205 mm (8.1 in)

Depth: 569 mm (22.4 in)

Weight: 26.31 kg (58 lbs) fully configured depending on configuration



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Sun Ultra[tm] 25 Workstation

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