High-end computing, affordability, and scalability: The Sun Fire E20K server gives you 36 UltraSPARC IV+ processors and 72 simultaneous threads, with mainframe class reliability and security. Later, scale it up to the full Sun Fire E25K capacities.

Features

• Processor: Up to 36
• Architecture: 1.5GHz UltraSPARC IV+ and/or
  1.05GHz/1.2GHz/1.35GHz UltraSPARC IV and/or 1.2GHz UltraSPARC III processors; Superscalar SPARC V9, ECC protected
• Cache per processor:
  • Level 1: 64 KB data and 64 KB instruction per pipeline
  • Level 2: 2 MB on-chip
  • Level 3: 32 MB external
• System interconnect: 150 MHz Sun Fireplane redundant 18x18 data, address, and response
  crossbar interconnect

• Processor/memory boards: Up to 9 Uniboard CPU/memory boards with four processors each, and up to 32 GB per board; maximum 288 GB per domain
• I/O: Up to 36 hot-swappable PCI+ I/O slots;
  27 slots are 66 MHz; 9 slots are 33 MHz; supports 10/100 BaseT Ethernet, Gigabit Ethernet, UltraSCSI (LVD and HVD), ATM, FC-AL, and HiPPI
• Storage standard: 250+ TB direct connect storage— Fibre Channel (1 GB and 2 GB) and UltraSCSI. For boot: Sun StorEdge™ 3120, Sun StorEdge S1, Sun StorEdge D240, Sun StorEdge 3510, Sun StorEdge 3310, and Sun StorEdge 9990. Direct attach to Sun StorEdge tape libraries and disk arrays, including: Sun StorEdge 3000, 6000, and 9000 families, providing excellent
  linear scalability.
• Overall system bandwidth: Up to 86.4-GB/sec. aggregate, up to 57.6-GB/sec. peak, up to 21.6-GB/sec. sustained
• Overall I/O bandwidth: Up to 12.6-GB/sec. sustained
• Availabilty standard: Hot-swap CPU, memory, I/O, power, fans, online upgrades, journaling file system, redundant network connections, redundant storage connections,
  hardened operating system kernel, hardened I/O drivers
• Domain management: Dedicated network connections (SC to 18 domains) inside Sun Fireplane interconnect
• Resource management standard: Sun’s fifth-generation Dynamic System
  Domains, Solaris Resource Manager, and Bandwidth Manager
• Software operating system: The minimum OS version for 1.5GHz (minimum version) UltraSPARC IV+ processors is Solaris 9 9/05 and Solaris 10 3/05 HW1
  The minimum OS version for UltraSPARC IV processors is Solaris 8 2/04, Solaris 9 4/04, and Solaris 10 3/05
• Languages: C, C++, Pascal, FORTRAN, Java
• Networking: ONC™/NFS, TCP/IP, SunNet™ OSI, X.25 Start, DCE, Netware
• System management: Sun MC 3.5 Version 4; SMS 1.4.1 (or later)
• Network/file system: Sun QFS, Sun ZFS (future Solaris 10 release), VERITAS Volume Manager, VERITAS File System
• AC power: 200–240 single-phase VAC, 47–63 Hz. Two N+1 power grids, each using six 30-Amp circuits. Second power grid provided for redundancy
• Optimum: 22° C (72° F) at 45% noncondensing humidity
• Range: 10° C to 35° C (50° F to 90° F) at 20% to 80% noncondensing humidity
• Altitude: Up to 3048 m (10000 ft.)
• Regulations (meets or exceeds the following requirements): Safety UL 60950, USA, CAN/CSA-C22.2 No 60950, Canada, EN 60950, Europe, GOST-R, Russia
  CB Scheme with national differences
• Additional Power Supply Safety: S Mark, Argentina, CCC, China
• Emissions: EN55022, Europe, EN61000-3-2 & 3-3, Europe, FCC Class A, USA
  ICES-003 Class A, Canada, VCCI Class A, Japan, CNS-13438 (BSMI), Taiwan
  AS/NZ 3548 (C-tick), Australia, Gost-R, Russia, MIC, Korea
• Immunity: All European requirements EN55024, EN61000-4-2, -4-3, -4-5, -4-5, -4-6, -4-8, -4-11, EN300-386
• Regulatory markings: FCC, ICES-003, CE, C-tick, VCCI, GOST-R,
  BSMI, UL/cUL, TUV-GS, MIC
• Key RAS Features: Full hardware redundancy, fault-isolated Dynamic System
  Domains, Dynamic Reconfiguration (DR), auto diagnosis and
  recovery, proactive self diagnostics, online upgrades, concurrent
  maintenance, end-to-end data integrity including ECC, redundant
  network connections, redundant storage connections,
  kernel hot patching, hardened operating system kernel, live
  operating system upgrades, journaling file system, hardened
  I/O drivers, CPU off-lining, memory page retirement, after-kernel
  hot patching, and cluster support.
• Upgrades: The Sun Upgrade Advantage Program (UAP) offers trade-in value
  for qualified Sun and competitive servers toward the purchase
  of replacement Sun Fire E20K server(s). Whether upgrading one
  system or consolidating many systems to one, Sun UAP offers
  the flexibility to trade in and receive credit toward the new Sun
  system purchased. Upgrades are also available for Sun Fire server
  system components, including processor/memory boards and I/O.
• Height: 191 cm (74.75 in.)
• Width: 85 cm (33.25 in.)
• Depth: 166 cm (65.0 in.)
• Weight: 1122 kg (2468 lb.) fully configured
• Remote Services: SRS Net Connect
• Services: Sun provides a worldwide services portfolio that helps enable
  customers to develop a Sun Fire E20K solution designed for
  reliability, availability, serviceability, and growth. Sun can
  assist you to build an architecture plan, assess your current IT
  infrastructure, improve staff skills and efficiencies, and properly
  install your Sun Fire E20K system in your environment. Services
  highlights include: Sun Preventive Services, Enterprise
  Installation Services, Learning Services, Architecture Services,
  Migration/Consolidation Services, Sun Managed Services, and
  the Accredited Installation Provider program.