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IBM History

Hardware Detail

Item Reference:
Machine Type:
Serial Number:
  Blade Server

The IBM BladeCenter JS20 Type 8842, also known as the blade server, is based on the IBM Power Architecture technologies.

  • Two (2) PowerPC 970 processors
    • 512 KB ECC L2 cache
    • 1:2 front side bus ratio to processor frequency
    • Derived from POWER4 technology, adds 162 SIMD instructions
      • 8842 - 21X: (2) 1.6 GHz PPC970, 800MHz front side bus
      • 8842 - 41X: (2) 2.2 GHz PPC970FX, 1.1GHz front side bus
      • 8842 - 42X: as model 41X, plus 8GB memory support and BC-T/NEBS
  • (2) Broadcom Gb Ethernet controllers (single chip)
  • (1) I/O Expansion Card slot
  • Integrated System Management Processor
  • Serial Console traffic routed via the LAN (SoL)
  • SuSE SLES 8, TurboLinux Enterprise Server 8, RedHat RHEL4, AIX 5.2L
  • Dual high availability midplane connections
  • Up to 8GB ECC 333MHz DDR Memory via (4) DIMM slots and 2GB memory DIMMs
  • 2 x 256MB memory standard
  • IBM 512 MB PC2700 CL2.5 ECC DDR RDIMM (73P2275)
  • IBM 1 GB PC2700 CL2.5 ECC DDR RDIMM (73P2276)
Date of Origin:


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On Display - HLG19 Commissioned By: Museum Until: