IBM BladeCenter QS20

Leverage Cell Broadband Engine™ Technology for Compute-Intensive Applications

IBM HS20 Blade ServerSometimes, high performance computing applications require a different approach at the system level, to achieve a required level of performance.

The first Cell BE-based systems, the BladeCenter QS servers are ideal for applications such as:

  • digital content creation
  • image processing
  • signal processing
  • scientific applications
  • graphics rendering
  • seismic processing
  • medical imaging
  • aerospace and defense
  • communications

that accommodate single-precision, float-point, compute-intensive workloads.

Cell BE Processing

Designed in collaboration between IBM, Sony, and Toshiba, the Cell BE processor contains a Power Processing Element (PPE) and eight Synergistic Processing Elements (SPEs) for a total of nine computing cores per processors. This revolution in processing technology also features an on-chip local store for each SPE, as well as on-chip L1/L2 cache, memory, and I/O controller.

The PPE includes a general-purpose 64-bit RISC processing element with 2-way multithreading and 32KB L1 instruction cache and 32KB data cache. Each of the eight SPEs is a special-purpose RISC processor with 128-bit SIMD and 256KB of local memory.

These high-performance capabilities and ultra high-speed communications can be optimized with a freely-available SDK (Software Development Kit) from AlphaWorks.

IBM QS20 Blade Server Specifications
Processors 2 x 3.2GHz Cell BE (Broadband Engine)
L2 cache 512KB per Cell BE Processor and 256KB local store memory for each SPE (synergistic processing elements)
Memory 1GB XDRAM, 512MB per Cell BE
Hard drives 40GB IDE
Optional Connectivity 1 or 2 Infiniband 4X via PCI-Express
Networking Dual Gigabit Ethernet
Compatible Operating Systems Fedora Core5-based Linux

The BladeCenter QS20 is a component of the IBM Cluster 1350 system offering.

Start Configuring Your Blade Server Solution Today

North American Systems’ extensive IBM experience and experience with the Blade platform makes us an ideal partner to work with for those who are looking to pilot or expand their blade server projects and deployment. Our systems engineers can provide in-depth technical insight and expertise, to help you configure a system that meets business requirements while reducing infrastructure costs.


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If you want learn more about what we can do for your IT, please contact us at 800-927-7474, or send us an email at sales@nasi.com to get in touch with one of our experienced account executives.

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